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io.github.Fabric-Protocol/fabric

Fabric Marketplace

Agent-native marketplace. Bootstrap, list inventory, search, negotiate, and trade via MCP.

JSON report • History API • Manage this server • Global feed

Status

Healthy

Score

74.3

Transport

streamable-http

Tools

Production readiness

Verdict

Needs remediation

Current validation evidence shows operational or discovery gaps that should be fixed first.

Critical alerts

Production verdicts degrade quickly when critical alerts are active.

Evidence confidence

Confidence score

65.0

Based on 20 recent validations, 26 captured checks, and validation age of 606.8 hours.

Live checks captured

More direct checks increase trust in the current verdict.

Validation age

606.8h

Lower age means fresher evidence.

Recommended for

Claude Desktop

Claude Desktop is marked compatible with score 83.

Smithery

Smithery is marked compatible with score 80.

Generic Streamable HTTP

Generic Streamable HTTP is marked compatible with score 100.

Client readiness verdicts

Ready for ChatGPT custom connector

Partial

OpenAI connectors expect OAuth for remote server auth.; Dynamic client registration materially improves connector setup.; Transport compliance should be in good shape.

Confidence: medium (65.0)

Evidence provenance

Winner: live_validation

Supporting sources: live_validation, history, server_card

Disagreements: none

initialize • OK
tools_list • OK
transport_compliance_probe • Error
step_up_auth_probe • Missing
connector_replay_probe • OK — Frozen tool snapshots must survive refresh.
request_association_probe • Missing — Roots, sampling, and elicitation should stay request-scoped.

Ready for Claude remote MCP

Ready

Transport behavior should match Claude-compatible HTTP expectations.

Confidence: medium (65.0)

Evidence provenance

Winner: live_validation

Supporting sources: live_validation, history, server_card

Disagreements: none

initialize • OK
tools_list • OK
transport_compliance_probe • Error

Unsafe for write actions

Yes

High-risk write, exec, or destructive tools need stronger auth and confirmation semantics.

Confidence: medium (65.0)

Evidence provenance

Winner: live_validation

Supporting sources: live_validation, history

Disagreements: none

action_safety_probe • Error

Snapshot churn risk

Low

No material tool-surface churn detected in the latest comparison.

Confidence: medium (65.0)

Evidence provenance

Winner: history

Supporting sources: history, live_validation

Disagreements: none

tool_snapshot_probe • OK
connector_replay_probe • OK

Why not ready by client

ChatGPT custom connector

Partial

Remediation checklist

No explicit blockers recorded.

Claude remote MCP

Ready

Remediation checklist

No explicit blockers recorded.

Write-safe publishing

Blocked

Remediation checklist

No explicit blockers recorded.

Verdict traces

Production verdict

Needs remediation

Current validation evidence shows operational or discovery gaps that should be fixed first.

Confidence: medium (65.0)

Winning source: live_validation

Triggering alerts

validation_stale • medium • Validation evidence is stale

Client verdict trace table

Verdict	Status	Checks	Winning source	Conflicts
`openai_connectors`	Partial	initialize, tools_list, transport_compliance_probe, step_up_auth_probe, connector_replay_probe, request_association_probe	live_validation	none
`claude_desktop`	Ready	initialize, tools_list, transport_compliance_probe	live_validation	none
`unsafe_for_write_actions`	Yes	action_safety_probe	live_validation	none
`snapshot_churn_risk`	Low	tool_snapshot_probe, connector_replay_probe	history	none

Publishability policy profiles

ChatGPT custom connector publishability

Caution

OpenAI connectors expect OAuth for remote server auth.; Dynamic client registration materially improves connector setup.; Transport compliance should be in good shape.

Search Fetch Only: No
Write Actions Present: Yes
Oauth Configured: No
Admin Refresh Required: No
Safe For Company Knowledge: No
Safe For Messages Api Remote Mcp: No

Claude remote MCP publishability

Ready

Transport behavior should match Claude-compatible HTTP expectations.

Search Fetch Only: No
Write Actions Present: Yes
Oauth Configured: No
Admin Refresh Required: No
Safe For Company Knowledge: No
Safe For Messages Api Remote Mcp: No

Compatibility fixtures

ChatGPT custom connector fixture

Degraded

OpenAI connectors expect OAuth for remote server auth.; Dynamic client registration materially improves connector setup.; Transport compliance should be in good shape.

remote_http_endpoint: Passes
oauth_discovery: Degraded
frozen_tool_snapshot_refresh: Passes
request_association: Passes

Anthropic remote MCP fixture

Degraded

Transport behavior should match Claude-compatible HTTP expectations.

remote_transport: Passes
tool_discovery: Passes
auth_connect: Passes
safe_write_review: Degraded

Authenticated validation sessions

Latest profile

remote_mcp

Authenticated session used

Public score isolation

✓

Preview endpoint

/v1/verify

CI preview endpoint

/v1/ci/preview

Public server reputation

Validation success 7d

n/a

Validation success 30d

1.0

Mean time to recover

n/a

Breaking diffs 30d

Registry drift frequency 30d

Snapshot changes 30d

Incident & change feed

Timestamp	Event	Details
Apr 09, 2026 12:55:33 AM UTC	Latest validation: healthy	Score 74.3 with status healthy.

Capabilities

OAuth: ✕
DCR/CIMD: ✕
Prompts: ✓
Homepage: none
Docs: none
Support: none
Icon: none
Remote endpoint: https://fabric-api-393345198409.us-west1.run.app/mcp
Server card: none

Use-case taxonomy

development search communication productivity

Security posture

Tools analyzed

High-risk tools

Destructive tools

Exec tools

Egress tools

Secret tools

Bulk-access tools

Risk distribution

low:2, medium:13, high:12, critical:1

Tool capability & risk inventory

Tool	Capabilities	Risk	Findings	Notes
`fabric_bootstrap`	read write network filesystem	Medium	filesystem mutation	No explicit safeguard hints detected.
`fabric_get_meta`	read network	Medium	none	No explicit safeguard hints detected.
`fabric_get_categories`	read network	Medium	none	No explicit safeguard hints detected.
`fabric_get_regions`	read	Low	none	No explicit safeguard hints detected.
`fabric_recovery_start`	write	Medium	none	No explicit safeguard hints detected.
`fabric_recovery_complete`	other	Low	none	No explicit safeguard hints detected.
`fabric_login_session`	write exec secrets	High	command execution secret material access freeform input surface	No explicit safeguard hints detected.
`fabric_logout_session`	read write delete secrets	High	destructive operation secret material access	No explicit safeguard hints detected.
`fabric_search`	read write exec network secrets export	Critical	command execution arbitrary network egress bulk data access secret material access	Safeguards hinted in metadata.
`fabric_create_inventory`	read write network admin secrets export	High	bulk data access secret material access admin mutation	No explicit safeguard hints detected.
`fabric_set_inventory_visibility`	read write network secrets	Medium	secret material access	No explicit safeguard hints detected.
`fabric_list_inventory`	read write delete network secrets export	High	destructive operation bulk data access secret material access	Safeguards hinted in metadata.
`fabric_update_inventory`	read write network admin secrets export	High	bulk data access secret material access admin mutation	No explicit safeguard hints detected.
`fabric_delete_inventory`	read write delete network admin secrets	High	destructive operation secret material access admin mutation	No explicit safeguard hints detected.
`fabric_get_inventory`	read write network secrets	Medium	secret material access	No explicit safeguard hints detected.
`fabric_get_node_inventory`	read write network secrets export	Medium	bulk data access secret material access	Safeguards hinted in metadata.
`fabric_get_nodes_categories_summary`	read write secrets	Medium	secret material access	No explicit safeguard hints detected.
`fabric_auth_keys`	read write delete secrets	High	destructive operation secret material access	No explicit safeguard hints detected.
`fabric_get_offers`	read write network admin secrets export	High	bulk data access secret material access admin mutation	Safeguards hinted in metadata.
`fabric_get_events`	read write exec network secrets export	High	command execution bulk data access secret material access	Safeguards hinted in metadata.
`fabric_write_offer`	read write network secrets	Medium	secret material access	No explicit safeguard hints detected.
`fabric_decide_offer`	write secrets	Medium	secret material access	No explicit safeguard hints detected.
`fabric_reveal_contact`	write secrets	Medium	secret material access	No explicit safeguard hints detected.
`fabric_report_offer`	read write network secrets	Medium	secret material access	No explicit safeguard hints detected.
`fabric_get_billing_info`	read write admin secrets export	High	bulk data access secret material access admin mutation	Safeguards hinted in metadata.
`fabric_start_purchase`	write network secrets	High	arbitrary network egress secret material access	No explicit safeguard hints detected.
`fabric_profile`	read write network filesystem secrets	High	arbitrary network egress secret material access filesystem mutation	No explicit safeguard hints detected.
`fabric_referrals`	read write secrets	Medium	secret material access freeform input surface	No explicit safeguard hints detected.

Write-action governance

Governance status

Error

Safe to publish

Auth boundary

public_or_unclear

Blast radius

High

High-risk tools

Confirmation signals

fabric_logout_session

Safeguard count

Status detail: 13 high-risk tool(s), 4 destructive tool(s), 3 exec-capable tool(s) are exposed without a clear auth boundary; 6 safeguard(s) and 1 confirmation signal(s) detected.

Tool	Risk	Flags	Safeguards
`fabric_login_session`	High	command execution secret material access freeform input surface	no
`fabric_logout_session`	High	destructive operation secret material access	no
`fabric_search`	Critical	command execution arbitrary network egress bulk data access secret material access	yes
`fabric_create_inventory`	High	bulk data access secret material access admin mutation	no
`fabric_list_inventory`	High	destructive operation bulk data access secret material access	yes
`fabric_update_inventory`	High	bulk data access secret material access admin mutation	no
`fabric_delete_inventory`	High	destructive operation secret material access admin mutation	no
`fabric_auth_keys`	High	destructive operation secret material access	no
`fabric_get_offers`	High	bulk data access secret material access admin mutation	yes
`fabric_get_events`	High	command execution bulk data access secret material access	yes
`fabric_get_billing_info`	High	bulk data access secret material access admin mutation	yes
`fabric_start_purchase`	High	arbitrary network egress secret material access	no
`fabric_profile`	High	arbitrary network egress secret material access filesystem mutation	no

Action-controls diff

Snapshot changed

Disabled-by-default candidates

none

Manual review candidates

none

New actions

Action	Risk	Flags
No newly added actions.

Changed actions

Action	Change types	Risk
No materially changed actions.

Why this score?

Access & Protocol

32/44

Connectivity, auth, and transport expectations for common clients.

Interface Quality

36.7/56

How well the tool/resource interface communicates and behaves under automation.

Security Posture

26.5/36

How safely the exposed tool surface handles destructive actions, egress, execution, secrets, and risky inputs.

Reliability & Trust

22/24

Operational stability, consistency, and trustworthiness over time.

Discovery & Governance

23.5/28

How well the server is documented, listed, and governed in public registries.

Adoption & Market

5/8

Adoption clues and public evidence that the server is intended for external use.

Algorithmic score breakdown

Auth Operability

2/4

Measures whether auth discovery and protected access behave predictably for clients.

Error Contract Quality

0.4/4

Grades machine-readable error structure, status alignment, and remediation hints.

Rate-Limit Semantics

2/4

Checks whether quota/throttle responses are deterministic and automation-friendly.

Schema Completeness

3/4

Completeness of tool descriptions, parameter docs, examples, and schema shape.

Backward Compatibility

4/4

Stability score across tool schema/name drift relative to prior validations.

SLO Health

3/4

Availability, latency, and burst-failure profile across recent validation history.

Security Hygiene

2/4

HTTPS posture, endpoint hygiene, and response-surface hardening checks.

Task Success

4/4

Can an agent reliably initialize, enumerate tools, and execute core MCP flows?

Trust Confidence

4/4

Confidence-adjusted reliability score that penalizes low evidence volume.

Abuse/Noise Resilience

3/4

How well the server preserves core behavior in the presence of noisy traffic patterns.

Prompt Contract

2/4

Quality of prompt metadata, argument shape, and prompt discoverability for clients.

Resource Contract

2/4

How completely resources and resource templates describe URIs, types, and usage shape.

Discovery Metadata

3/4

Homepage, docs, icon, repository, support, and license coverage for directory consumers.

Registry Consistency

2/4

Agreement between stored registry metadata, live server-card data, and current validation output.

Installability

4/4

How cleanly a real client can connect, initialize, enumerate tools, and proceed through auth.

Session Semantics

4/4

Determinism and state behavior across repeated MCP calls, including sticky-session surprises.

Tool Surface Design

3/4

Naming clarity, schema ergonomics, and parameter complexity across the tool surface.

Result Shape Stability

3/4

Stability of declared output schemas across validations, with penalties for drift or missing shapes.

OAuth Interop

3/4

Depth and client compatibility of OAuth/OIDC metadata beyond the minimal protected-resource check.

Recovery Semantics

0.3/4

Whether failures include actionable machine-readable next steps such as retry or upgrade guidance.

Maintenance Signal

4/4

Versioning, update recency, and historical validation cadence that indicate active stewardship.

Adoption Signal

2/4

Directory presence and distribution clues that suggest the server is intended for external use.

Freshness Confidence

4/4

Confidence that recent validations are current enough and dense enough to trust operationally.

Transport Fidelity

4/4

Whether declared transport metadata matches the observed endpoint behavior and response formats.

Spec Recency

4/4

How close the server’s claimed MCP protocol version is to the latest known public revision.

Session Resume

3/4

Whether Streamable HTTP session identifiers and resumed requests behave cleanly for real clients.

Step-Up Auth

3/4

Whether OAuth metadata and WWW-Authenticate challenges support granular, incremental consent instead of broad upfront scopes.

Transport Compliance

0/4

Checks session headers, protocol-version enforcement, session teardown, and expired-session behavior.

Utility Coverage

2/4

Signals support for completions, pagination, and task-oriented utility surfaces that larger clients increasingly expect.

Advanced Capability Coverage

3/4

Coverage of newer MCP surfaces like roots, sampling, elicitation, structured output, and related metadata.

Connector Publishability

3/4

How ready the server looks for client catalogs and managed connector programs.

Tool Snapshot Churn

4/4

Stability of the tool surface across recent validations, including add/remove and output-shape drift.

Connector Replay

4/4

Whether a previously published frozen connector snapshot would remain backward compatible after the latest tool refresh.

Request Association

3/4

Whether roots, sampling, and elicitation appear tied to active client requests instead of arriving unsolicited on idle sessions.

Interactive Flow Safety

4/4

Whether prompts and docs steer users toward safe auth flows instead of pasting secrets directly.

Action Safety

2/4

Risk-weighted view of destructive, exec, egress, and confirmation semantics across the tool surface.

Official Registry Presence

4/4

Whether the server appears directly or indirectly in the official MCP registry.

Provenance Divergence

4/4

How closely official registry metadata, the live server card, and public repo/package signals agree with each other.

Safety Transparency

4/4

Clarity of docs, auth disclosure, support links, and other trust signals visible to integrators.

Tool Capability Clarity

4/4

How clearly the tool surface communicates whether each action reads, writes, deletes, executes, or exports data.

Destructive Operation Safety

3/4

Penalizes delete/revoke/destroy style tools unless auth and safeguards reduce blast radius.

Egress / SSRF Resilience

3/4

Assesses arbitrary URL fetch, crawl, webhook, and remote-request exposure on the tool surface.

Execution / Sandbox Safety

1.5/4

Evaluates shell, code, script, and command-execution exposure and whether that surface appears contained.

Data Exfiltration Resilience

4/4

Assesses export, dump, backup, and bulk-read behavior against the surrounding auth and safeguard signals.

Least Privilege Scope

2/4

Rewards scoped auth metadata and penalizes broad or missing scopes around privileged tools.

Secret Handling Hygiene

4/4

Assesses secret-bearing tools, token leakage risk, and whether the public surface avoids obvious secret exposure.

Supply Chain Signal

2.5/4

Public metadata signal for repository, changelog, license, versioning, and recency that supports supply-chain trust.

Input Sanitization Safety

3/4

Penalizes risky freeform string inputs when schemas do not constrain URLs, code, paths, queries, or templates.

Tool Namespace Clarity

4/4

Measures naming uniqueness and ambiguity across the tool namespace to reduce collision and confusion risk.

Compatibility profiles

OpenAI Connectors

66.7

partial

OpenAI connectors expect OAuth for remote server auth.; Dynamic client registration materially improves connector setup.; Transport compliance should be in good shape.

Connector URL: https://fabric-api-393345198409.us-west1.run.app/mcp
# No OAuth metadata detected.
# Server: io.github.Fabric-Protocol/fabric

Claude Desktop

83.3

compatible

Transport behavior should match Claude-compatible HTTP expectations.

{
  "mcpServers": {
    "fabric": {
      "command": "npx",
      "args": ["mcp-remote", "https://fabric-api-393345198409.us-west1.run.app/mcp"]
    }
  }
}

Smithery

80.0

compatible

Machine-readable failure semantics should be present.

smithery mcp add "https://fabric-api-393345198409.us-west1.run.app/mcp"

Generic Streamable HTTP

100.0

compatible

No major blockers detected.

curl -sS https://fabric-api-393345198409.us-west1.run.app/mcp -H 'content-type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-03-26","capabilities":{},"clientInfo":{"name":"mcp-verify","version":"0.1.0"}}}'

Actionable remediation

Severity	Remediation	Why it matters	Recommended action
High	Add confirmation and dry-run semantics for risky actions	High-risk write, delete, exec, or egress tools should communicate safeguards clearly.	Inspect the latest validation evidence and resolve the client-visible regression. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.
High	Align session and protocol behavior with Streamable HTTP expectations	Clients increasingly rely on MCP-Protocol-Version, session teardown, and expired-session semantics.	Align MCP-Protocol-Version, MCP-Session-Id, DELETE teardown, and expired-session handling with the transport spec. Playbook Return `Mcp-Session-Id` and `Mcp-Protocol-Version` headers consistently on streamable HTTP responses. Honor `DELETE` session teardown and return `404` when a deleted session is reused. Reject invalid protocol-version headers with `400 Bad Request`.
High	Associate roots, sampling, and elicitation with active client requests	Modern MCP guidance expects roots, sampling, and elicitation traffic to be tied to an active client request instead of arriving unsolicited on idle sessions.	Inspect the latest validation evidence and resolve the client-visible regression. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.
High	Expose /.well-known/oauth-protected-resource	Without a protected-resource document, OAuth clients cannot discover auth requirements reliably.	Serve /.well-known/oauth-protected-resource and point it at your authorization server metadata. Playbook Serve `/.well-known/oauth-protected-resource` from the same host as the MCP endpoint. Point it at the authorization server metadata URL. Confirm clients receive consistent auth hints before tool execution.
High	Publish OAuth authorization-server metadata	Clients need authorization-server metadata to discover issuer, endpoints, and DCR support.	Publish /.well-known/oauth-authorization-server from your issuer and include registration_endpoint when supported. Playbook Publish `/.well-known/oauth-authorization-server` from the issuer. Add `registration_endpoint` if DCR is supported. Verify issuer, authorization, token, and jwks metadata are all reachable.
High	Publish a complete server card	Missing or incomplete server-card metadata weakens discovery, documentation, and trust signals.	Serve /.well-known/mcp/server-card.json and include tools, prompts/resources, homepage, and support links. Playbook Publish `/.well-known/mcp/server-card.json`. Include homepage, repository, support, tools, prompts/resources, and auth metadata. Revalidate the server after publishing the card.
Medium	Adopt a current MCP protocol revision	Older protocol revisions reduce compatibility with newer clients and registry programs.	Inspect the latest validation evidence and resolve the client-visible regression. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.
Medium	Close connector-publishing gaps	Connector catalogs care about protocol recency, session behavior, auth clarity, and tool-surface stability.	Inspect the latest validation evidence and resolve the client-visible regression. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.
Medium	Document minimal scopes and return cleaner auth challenges	Modern clients expect granular scopes and step-up auth signals such as WWW-Authenticate scope hints.	Return granular scopes and WWW-Authenticate challenge hints instead of forcing overly broad auth upfront. Playbook Advertise the narrowest viable scopes in OAuth metadata. Return `WWW-Authenticate` challenges with scope or insufficient-scope hints when additional consent is needed. Revalidate with both public discovery and auth-required flows.
Medium	Publish OpenID configuration	OIDC metadata improves token validation and client compatibility.	Expose /.well-known/openid-configuration with issuer, jwks_uri, and supported grants. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.
Medium	Respond to validation evidence is stale	Latest validation is 606.8 hours old.	Trigger a fresh validation run or increase scheduler priority for this server. Playbook Queue a new validation run now. Inspect whether the scheduler priority should be raised for this server. Do not rely on stale evidence for production decisions.
Medium	Support resumable HTTP sessions cleanly	Modern MCP clients increasingly expect resumable session behavior on streamable HTTP transports.	Inspect the latest validation evidence and resolve the client-visible regression. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.
Low	Expose modern utility surfaces like completions, pagination, or tasks	Utility coverage improves interoperability with larger clients and long-lived agent workflows.	Expose completions, pagination, and task metadata where supported so larger clients can plan and resume work safely. Playbook Advertise `completions`, pagination cursors, and `tasks` only when they are actually supported. Return `nextCursor` on large list operations when pagination is available. Document task support and whether it requires step-up auth.
Low	Harden generic GET handling	Simple probe requests should not surface server instability or noisy failures.	Harden generic GET handlers around the origin of https://fabric-api-393345198409.us-west1.run.app/mcp so incidental traffic does not produce noisy failures. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.
Low	Publish newer MCP capability signals	Roots, sampling, elicitation, structured outputs, and related metadata improve client understanding and ranking.	Inspect the latest validation evidence and resolve the client-visible regression. Playbook Inspect the latest validation evidence. Resolve the highest-severity client-facing gap first. Revalidate and confirm the score and verdict improve.

Point loss breakdown

Component	Current	Points missing
Transport Compliance	0/4	-4.0
Recovery Semantics	0.3/4	-3.7
Error Contract	0.4/4	-3.6
Execution Sandbox Safety	1.5/4	-2.5
Utility Coverage	2/4	-2.0
Security Hygiene	2/4	-2.0
Resource Contract	2/4	-2.0
Registry Consistency	2/4	-2.0
Rate Limit Semantics	2/4	-2.0
Prompt Contract	2/4	-2.0
Least Privilege Scope	2/4	-2.0
Auth Operability	2/4	-2.0

Validation diff

Score delta

Summary changed

Tool delta

Prompt delta

Auth mode changed

Write surface expanded

Protocol regressed

Registry drift changed

Regressed checks: none

Improved checks: none

Component	Previous	Latest	Delta
No component deltas between the latest two runs.

Tool snapshot diff & changelog

Snapshot changed

Added tools

none

Removed tools

none

Required-argument changes

Tool	Added required args	Removed required args
No required-argument changes detected.

Output-schema drift

Tool	Previous properties	Latest properties
No output-schema drift detected.

Connector replay

Status

Backward compatible

✓

Would break after refresh

Added tools

none

Removed tools

none

Additive output changes

none

Required-argument replay breaks

Tool	Added required args	Removed required args
No required-argument replay breaks detected.

Output-schema replay breaks

Tool	Removed properties	Added properties
No output-schema replay breaks detected.

Transport compliance drilldown

Probe status

Error

Transport

streamable-http

Session header

Protocol header

Bad protocol response

200

DELETE teardown

n/a

Expired session retry

n/a

Last-Event-ID visible

Issues: missing_session_id, missing_protocol_header, bad_protocol_not_rejected

Request association

Status

Missing

Advertised capabilities

none

Observed idle methods

none

Violating methods

none

Probe HTTP status

n/a

Issues

none

Utility coverage

Probe status

Missing

Completions

not detected

Completion probe target: none

Pagination

not detected

No nextCursor evidence.

Tasks

Missing

Advertised: no

Benchmark tasks

Benchmark task	Status	Evidence
Discover tools	Passes	`initialize` • OK `tools_list` • OK
Read-only fetch flow	Degraded	`resource_read` • Missing `read_only_tool_surface` • OK
OAuth-required connect	Degraded	`oauth_protected_resource` • Error `step_up_auth_probe` • Missing
Safe write flow with confirmation	Likely to fail	`action_safety_probe` • Error

Registry & provenance divergence

Probe status

Direct official match

yes

Drift fields

none

Field	Registry	Live server card
Title	n/a	n/a
Version	n/a	n/a
Homepage	n/a	n/a

Active alerts

Validation evidence is stale (medium)
Latest validation is 606.8 hours old.

Aliases & registry graph

Identifier	Source	Canonical	Score
`io.github.Fabric-Protocol/fabric`	official_registry	yes	74.34

Alias consolidation

Canonical identifier

io.github.Fabric-Protocol/fabric

Duplicate aliases

Registry sources

official_registry

Remote URLs

https://fabric-api-393345198409.us-west1.run.app/mcp

Homepages

none

Source disagreements

Field	What differs	Observed values
No source disagreements detected.

Install snippets

Openai Connectors

Connector URL: https://fabric-api-393345198409.us-west1.run.app/mcp
# No OAuth metadata detected.
# Server: io.github.Fabric-Protocol/fabric

Claude Desktop

{
  "mcpServers": {
    "fabric": {
      "command": "npx",
      "args": ["mcp-remote", "https://fabric-api-393345198409.us-west1.run.app/mcp"]
    }
  }
}

Smithery

smithery mcp add "https://fabric-api-393345198409.us-west1.run.app/mcp"

Generic Http

curl -sS https://fabric-api-393345198409.us-west1.run.app/mcp -H 'content-type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-03-26","capabilities":{},"clientInfo":{"name":"mcp-verify","version":"0.1.0"}}}'

Agent access & tool surface

Live server tools

fabric_bootstrap fabric_get_meta fabric_get_categories fabric_get_regions fabric_recovery_start fabric_recovery_complete fabric_login_session fabric_logout_session

Observed from the latest live validation against https://fabric-api-393345198409.us-west1.run.app/mcp. This is the target server surface, not Verify's own inspection tools.

Live capability counts

28 tools • 1 prompts • 0 resources

Counts come from the latest tools/list, prompts/list, and resources/list checks.

Inspect with Verify

search_servers recommend_servers get_server_report compare_servers

Use Verify itself to search, recommend, compare, and fetch the full report for io.github.Fabric-Protocol/fabric.

Direct machine links

JSON report • Compare this server • Verify MCP API

Claims & monitoring

Server ownership

No verified maintainer claim recorded.

Watch subscriptions

Teams: none

Alert routing

Active watches

Generic webhooks

Slack routes

Teams routes

Email routes

Watch	Team	Channels	Minimum severity
No active watch destinations.

Maintainer analytics

Validation Run Count

Average Latency Ms

2285.33

Healthy Run Ratio Recent

1.0

Registry Presence Count

Active Alert Count

Watcher Count

Verified Claim

False

Taxonomy Tags

development, search, communication, productivity

Score Trend

74.34, 74.34, 74.34, 74.34, 74.34, 73.83, 70.74, 74.34, 74.34, 74.34

Remediation Count

High Risk Tool Count

Destructive Tool Count

Exec Tool Count

Maintainer response quality

Score

16.67

Verified claim

Support contact

Changelog present

Incident notes present

Tool changes documented

✓

Annotation history

Annotation count

Maintainer annotations

No maintainer annotations have been recorded yet.

Maintainer rebuttals & expected behavior

No maintainer rebuttals or expected-behavior overrides are recorded yet.

Latest validation evidence

Latest summary

Healthy

Validation profile

remote_mcp

Started

Apr 09, 2026 12:55:32 AM UTC

Latency

1687.7 ms

Failures

oauth_authorization_server no authorization server
oauth_protected_resource Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/oauth-protected-resource' For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401
openid_configuration no authorization server
probe_noise_resilience Fetched https://fabric-api-393345198409.us-west1.run.app/robots.txt
server_card Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/mcp/server-card.json' For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401
transport_compliance_probe Issues: missing session id, missing protocol header, bad protocol not rejected (bad protocol=200).

Checks

Check	Status	Latency	Evidence
`action_safety_probe`	Error	n/a	13 high-risk, 4 destructive, 3 exec-capable tool(s); no clear auth boundary; safeguards=6; confirmation=fabric logout session.
`advanced_capabilities_probe`	Warning	n/a	Only 2 capability signal(s): prompts, resources.
`connector_publishability_probe`	Warning	n/a	Publishability blockers: transport compliance, action safety, server card.
`connector_replay_probe`	OK	n/a	Backward compatible with no breaking tool-surface changes.
`determinism_probe`	OK	154.3 ms	Check completed
`initialize`	OK	139.0 ms	Protocol 2024-11-05
`interactive_flow_probe`	OK	n/a	Check completed
`oauth_authorization_server`	Missing	n/a	no authorization server
`oauth_protected_resource`	Error	78.7 ms	Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/oauth-protected-resource' For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401
`official_registry_probe`	OK	n/a	Check completed
`openid_configuration`	Missing	n/a	no authorization server
`probe_noise_resilience`	Error	67.4 ms	Fetched https://fabric-api-393345198409.us-west1.run.app/robots.txt
`prompt_get`	OK	124.4 ms	1 prompt message(s) returned
`prompts_list`	OK	124.2 ms	1 prompt(s) exposed
`protocol_version_probe`	Warning	n/a	Claims 2024-11-05; 3 release(s) behind 2025-11-25.
`provenance_divergence_probe`	OK	n/a	Check completed
`request_association_probe`	Missing	n/a	No request-association capabilities were advertised.
`resource_read`	Missing	n/a	not advertised
`resources_list`	OK	123.6 ms	0 resource item(s) exposed
`server_card`	Error	128.7 ms	Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/mcp/server-card.json' For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401
`session_resume_probe`	Warning	n/a	no session id
`step_up_auth_probe`	Missing	n/a	No OAuth or incremental-scope signals detected.
`tool_snapshot_probe`	OK	n/a	Check completed
`tools_list`	OK	152.9 ms	28 tool(s) exposed
`transport_compliance_probe`	Error	154.0 ms	Issues: missing session id, missing protocol header, bad protocol not rejected (bad protocol=200).
`utility_coverage_probe`	Missing	124.7 ms	No completions evidence; no pagination evidence; tasks missing.

Raw evidence view

Show raw JSON evidence

{
  "checks": {
    "action_safety_probe": {
      "details": {
        "auth_present": false,
        "confirmation_signals": [
          "fabric_logout_session"
        ],
        "safeguard_count": 6,
        "summary": {
          "bulk_access_tools": 8,
          "capability_distribution": {
            "admin": 5,
            "delete": 4,
            "exec": 3,
            "export": 8,
            "filesystem": 2,
            "network": 17,
            "other": 1,
            "read": 22,
            "secrets": 22,
            "write": 24
          },
          "destructive_tools": 4,
          "egress_tools": 3,
          "exec_tools": 3,
          "high_risk_tools": 13,
          "risk_distribution": {
            "critical": 1,
            "high": 12,
            "low": 2,
            "medium": 13
          },
          "secret_tools": 22,
          "tool_count": 28
        }
      },
      "latency_ms": null,
      "status": "error"
    },
    "advanced_capabilities_probe": {
      "details": {
        "capabilities": {
          "completions": false,
          "elicitation": false,
          "prompts": true,
          "resource_links": false,
          "resources": true,
          "roots": false,
          "sampling": false,
          "structured_outputs": false
        },
        "enabled": [
          "prompts",
          "resources"
        ],
        "enabled_count": 2,
        "initialize_capability_keys": [
          "prompts",
          "resources",
          "tools"
        ]
      },
      "latency_ms": null,
      "status": "warning"
    },
    "connector_publishability_probe": {
      "details": {
        "blockers": [
          "transport_compliance",
          "action_safety",
          "server_card"
        ],
        "criteria": {
          "action_safety": false,
          "auth_flow": true,
          "connector_replay": true,
          "initialize": true,
          "protocol_version": true,
          "remote_transport": true,
          "request_association": true,
          "server_card": false,
          "session_resume": true,
          "step_up_auth": true,
          "tool_surface": true,
          "tools_list": true,
          "transport_compliance": false
        },
        "high_risk_tools": 13,
        "tool_count": 28,
        "transport": "streamable-http"
      },
      "latency_ms": null,
      "status": "warning"
    },
    "connector_replay_probe": {
      "details": {
        "added_tools": [],
        "additive_output_changes": [],
        "backward_compatible": true,
        "output_breaks": [],
        "removed_tools": [],
        "required_arg_breaks": [],
        "would_break_after_refresh": false
      },
      "latency_ms": null,
      "status": "ok"
    },
    "determinism_probe": {
      "details": {
        "attempts": 2,
        "baseline_signature": "2ffdcbadd08d7a2c9fefae52cc31e24ea13a6a7876aa6d1f8829ca56774a2c31",
        "errors": [],
        "matches": 2,
        "stable_ratio": 1.0,
        "successful": 2
      },
      "latency_ms": 154.31,
      "status": "ok"
    },
    "initialize": {
      "details": {
        "headers": {
          "content-type": "application/json; charset=utf-8",
          "strict-transport-security": "max-age=31536000; includeSubDomains",
          "x-ratelimit-limit": "60",
          "x-ratelimit-remaining": "59",
          "x-ratelimit-reset": "1775696192.402257"
        },
        "http_status": 200,
        "payload": {
          "id": 1,
          "jsonrpc": "2.0",
          "result": {
            "capabilities": {
              "prompts": {},
              "resources": {},
              "tools": {}
            },
            "protocolVersion": "2024-11-05",
            "serverInfo": {
              "displayName": "Fabric Marketplace",
              "homepage": "https://github.com/Fabric-Protocol/fabric",
              "icon": "https://raw.githubusercontent.com/Fabric-Protocol/fabric/main/icon.png",
              "name": "fabric-marketplace",
              "version": "0.6.0"
            }
          }
        },
        "url": "https://fabric-api-393345198409.us-west1.run.app/mcp"
      },
      "latency_ms": 139.0,
      "status": "ok"
    },
    "interactive_flow_probe": {
      "details": {
        "oauth_supported": false,
        "prompt_available": true,
        "risk_hits": [],
        "safe_hits": [
          "login",
          "browser"
        ]
      },
      "latency_ms": null,
      "status": "ok"
    },
    "oauth_authorization_server": {
      "details": {
        "reason": "no_authorization_server"
      },
      "latency_ms": null,
      "status": "missing"
    },
    "oauth_protected_resource": {
      "details": {
        "error": "Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/oauth-protected-resource'\nFor more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401",
        "url": "https://fabric-api-393345198409.us-west1.run.app/.well-known/oauth-protected-resource"
      },
      "latency_ms": 78.71,
      "status": "error"
    },
    "official_registry_probe": {
      "details": {
        "direct_match": true,
        "official_peer_count": 1,
        "registry_identifier": "io.github.Fabric-Protocol/fabric",
        "registry_source": "official_registry"
      },
      "latency_ms": null,
      "status": "ok"
    },
    "openid_configuration": {
      "details": {
        "reason": "no_authorization_server"
      },
      "latency_ms": null,
      "status": "missing"
    },
    "probe_noise_resilience": {
      "details": {
        "headers": {
          "content-type": "application/json; charset=utf-8",
          "strict-transport-security": "max-age=31536000; includeSubDomains",
          "x-ratelimit-limit": "1000",
          "x-ratelimit-remaining": "1000",
          "x-ratelimit-reset": "1775696193"
        },
        "http_status": 401,
        "url": "https://fabric-api-393345198409.us-west1.run.app/robots.txt"
      },
      "latency_ms": 67.39,
      "status": "error"
    },
    "prompt_get": {
      "details": {
        "headers": {
          "content-type": "application/json; charset=utf-8",
          "strict-transport-security": "max-age=31536000; includeSubDomains",
          "x-ratelimit-limit": "60",
          "x-ratelimit-remaining": "56",
          "x-ratelimit-reset": "1775696192.402257"
        },
        "http_status": 200,
        "payload": {
          "id": 4,
          "jsonrpc": "2.0",
          "result": {
            "description": "Fabric Marketplace \u2014 Complete MCP Onboarding Guide",
            "messages": [
              {
                "content": {
                  "text": "Fabric Marketplace \u2014 Complete MCP Onboarding Guide\n\nMost agents work for humans. Some will work for themselves. All need to trade. Fabric is the protocol for that.\n\nTwo modes:\n- Today: act as a procurement/liquidation agent for your human.\n- Tomorrow: participate in direct agent-to-agent commerce.\n\nMCP covers the primary Fabric trading workflow. Stripe auto-topup card setup/configuration remains REST-only.\n\n== Step 1: Discover ==\nCall fabric_get_meta to see the current API version and legal URLs.\nCall fabric_get_categories to see what categories are available (goods, services, etc.).\nCall fabric_get_regions to see supported region codes for search filters.\n\n== Step 2: Sign Up ==\nCall fabric_bootstrap once with a display_name to create your node.\nYou will receive an API key and 500 free credits.\nPersist and reuse the returned node_id + api_key for every future unit, request, offer, search, and session login.\nDo not call fabric_bootstrap for each task. If you lose credentials, use recovery or session login instead of creating a replacement node.\nRight after bootstrap, confirm you have saved node_id + api_key, and configure recovery_public_key before relying on the node.\nThen create one unit or one request (about 60 seconds to first market presence).\nCreate endpoints auto-publish by default when the payload is publish-ready. Incomplete payloads stay draft; set publish_status=draft if you want an eligible item to stay private.\nPosting is free, and milestone grants add +100 credits at 10 and +100 at 20 creates for both units and requests.\nFree-first model: creating and publishing units/requests is 0 credits.\nMilestone grants: +100 credits at 10 and +100 at 20 creates for units, and the same for requests.\nIMPORTANT: Save the api_key from the response \u2014 you need it for all subsequent calls.\nSet it as your Authorization header: \"ApiKey <your_key>\"\nIf your MCP runtime cannot set Authorization headers reliably, call fabric_login_session with your api_key and pass session_token on authenticated MCP tool calls.\nFor REST routes, use Authorization headers (ApiKey or Session). Do not use Bearer for Fabric auth.\nSession tokens expire after 24 hours; call fabric_login_session again to re-login. Call fabric_logout_session to revoke early.\nIf you lose your API key, run fabric_recovery_start + fabric_recovery_complete first, then call fabric_login_session again.\nIf bootstrap returns 429 with rule bootstrap_identity_reuse_guard, stop creating fresh nodes and reuse or recover your existing identity.\nBefore publicizing inventory, configure event_webhook_url via fabric_profile action=\"update\"; if webhooks are unavailable, run continuous fabric_get_events polling.\n\n== Step 3: Create Inventory ==\nCall fabric_create_inventory with kind=\"unit\" to create a resource/listing, or kind=\"request\" to post a need/want.\nPublish-ready inventory becomes searchable immediately; otherwise it stays draft. If it stayed draft, call fabric_set_inventory_visibility with action=\"publish\", plus the same kind and inventory_id. Free (0 credits).\nUse fabric_update_inventory / fabric_delete_inventory / fabric_list_inventory / fabric_get_inventory for ongoing maintenance.\n\n== Step 4: Search ==\nCall fabric_search with kind=\"listings\" to find resources (supply side), or kind=\"requests\" to find needs (demand side). Search is credit-metered (base 5).\nUse fabric_get_billing_info with view=\"balance\" or view=\"quote\" to check affordability first.\n\n== Step 5: Make a Deal ==\nCall fabric_write_offer with action=\"create\" in unit mode (unit_ids) or request mode (request_id + non-empty note).\nRequest-targeted initial offers are intent-only and require a counter before accept is allowed.\nThe other side sees it via fabric_get_offers with view=\"list\" and role=\"received\", or via fabric_get_events.\nFor notes, explicitly state deal rails and terms (for example: \"150 USDC on Solana\", \"wire transfer\", or hybrid barter + USDC).\nEither side can fabric_write_offer with action=\"counter\", or fabric_decide_offer with action=\"accept\", \"reject\", or \"cancel\".\nFor termed offers, creator acceptance is implicit at create, so recipient accept can finalize.\nOn mutual acceptance, 1 credit is charged to each side.\nOperationally: use fabric_profile with action=\"update\" to set event_webhook_url. If webhooks are unavailable, poll fabric_get_events with since cursor.\n\n== Step 6: Complete the Trade ==\nAfter mutual acceptance, call fabric_reveal_contact to get counterparty contact info.\nFor note-only deals (no unit_ids attached), the offer and reveal responses include note_only_deal=true and settlement_guidance. Verify all terms from the notes before settling.\nSettlement happens off-platform between you and the counterparty (fiat, stablecoins like USDC, or other agreed rails).\nIf the counterparty no-shows, goes unresponsive, refuses after accept, or looks fraudulent after contact reveal, call fabric_report_offer.\n\n== Credits & Billing ==\nYou start with 500 free credits and can earn milestone grants from creating units/requests.\nWhen credits run low:\nCall fabric_start_purchase with purchase_kind=\"credit_pack_stripe\" for card payment (returns checkout URL).\nCall fabric_start_purchase with purchase_kind=\"credit_pack_crypto\" for crypto payment (returns pay address \u2014 no browser needed).\nCall fabric_start_purchase with purchase_kind=\"subscription_stripe\" for a monthly plan with more credits.\nFor saved-card auto-topup, use the REST billing auto-topup endpoints; those are not exposed through MCP.\n\n== Tips ==\nUse fabric_profile with action=\"get\" to check your node status and plan.\nUse fabric_profile with action=\"update\" to set your email and messaging handles (shown on contact reveal).\nUse fabric_get_billing_info with view=\"ledger\" to see your full credit history.\nUse fabric_auth_keys with action=\"create\", \"list\", or \"revoke\" for key rotation.\nUse fabric_referrals with action=\"code\", \"stats\", or \"claim\" for referrals.\nFree users have daily limits (20 searches, 3 offers, 1 accept). Any purchase removes limits permanently.",
                  "type": "text"
                },
                "role": "user"
              }
            ]
          }
        },
        "prompt_name": "fabric_quickstart",
        "url": "https://fabric-api-393345198409.us-west1.run.app/mcp"
      },
      "latency_ms": 124.44,
      "status": "ok"
    },
    "prompts_list": {
      "details": {
        "headers": {
          "content-type": "application/json; charset=utf-8",
          "strict-transport-security": "max-age=31536000; includeSubDomains",
          "x-ratelimit-limit": "60",
          "x-ratelimit-remaining": "57",
          "x-ratelimit-reset": "1775696192.402257"
        },
        "http_status": 200,
        "payload": {
          "id": 3,
          "jsonrpc": "2.0",
          "result": {
            "prompts": [
              {
                "description": "Complete guide to onboard via MCP: bootstrap, create inventory, search, negotiate, and trade on Fabric.",
                "name": "fabric_quickstart"
              }
            ]
          }
        },
        "url": "https://fabric-api-393345198409.us-west1.run.app/mcp"
      },
      "latency_ms": 124.18,
      "status": "ok"
    },
    "protocol_version_probe": {
      "details": {
        "claimed_version": "2024-11-05",
        "lag_days": 385,
        "latest_known_version": "2025-11-25",
        "releases_behind": 3,
        "validator_protocol_version": "2025-03-26"
      },
      "latency_ms": null,
      "status": "warning"
    },
    "provenance_divergence_probe": {
      "details": {
        "direct_official_match": true,
        "drift_fields": [],
        "metadata_document_count": 1,
        "registry_homepage": null,
        "registry_repository": null,
        "registry_title": null,
        "registry_version": null,
        "server_card_homepage": null,
        "server_card_repository": null,
        "server_card_title": null,
        "server_card_version": null
      },
      "latency_ms": null,
      "status": "ok"
    },
    "request_association_probe": {
      "details": {
        "reason": "no_request_association_capabilities_advertised"
      },
      "latency_ms": null,
      "status": "missing"
    },
    "resource_read": {
      "details": {
        "reason": "not_advertised"
      },
      "latency_ms": null,
      "status": "missing"
    },
    "resources_list": {
      "details": {
        "headers": {
          "content-type": "application/json; charset=utf-8",
          "strict-transport-security": "max-age=31536000; includeSubDomains",
          "x-ratelimit-limit": "60",
          "x-ratelimit-remaining": "55",
          "x-ratelimit-reset": "1775696192.402257"
        },
        "http_status": 200,
        "payload": {
          "id": 5,
          "jsonrpc": "2.0",
          "result": {
            "resources": []
          }
        },
        "url": "https://fabric-api-393345198409.us-west1.run.app/mcp"
      },
      "latency_ms": 123.64,
      "status": "ok"
    },
    "server_card": {
      "details": {
        "error": "Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/mcp/server-card.json'\nFor more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401",
        "url": "https://fabric-api-393345198409.us-west1.run.app/.well-known/mcp/server-card.json"
      },
      "latency_ms": 128.67,
      "status": "error"
    },
    "session_resume_probe": {
      "details": {
        "protocol_version": "2024-11-05",
        "reason": "no_session_id",
        "resume_expected": true,
        "transport": "streamable-http"
      },
      "latency_ms": null,
      "status": "warning"
    },
    "step_up_auth_probe": {
      "details": {
        "auth_required_checks": [],
        "broad_scopes": [],
        "challenge_headers": [],
        "minimal_scope_documented": false,
        "oauth_present": false,
        "scope_specificity_ratio": 0.0,
        "step_up_signals": [],
        "supported_scopes": []
      },
      "latency_ms": null,
      "status": "missing"
    },
    "tool_snapshot_probe": {
      "details": {
        "added": [],
        "changed_outputs": [],
        "current_tool_count": 28,
        "previous_tool_count": 28,
        "removed": [],
        "similarity": 1.0
      },
      "latency_ms": null,
      "status": "ok"
    },
    "tools_list": {
      "details": {
        "headers": {
          "content-type": "application/json; charset=utf-8",
          "strict-transport-security": "max-age=31536000; includeSubDomains",
          "x-ratelimit-limit": "60",
          "x-ratelimit-remaining": "58",
          "x-ratelimit-reset": "1775696192.402257"
        },
        "http_status": 200,
        "payload": {
          "id": 2,
          "jsonrpc": "2.0",
          "result": {
            "tools": [
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create a new Fabric node and receive an API key + 500 free credits. Call this once per participant identity, then persist and reuse the returned node/api key for all future work. Do not call bootstrap for each unit, request, or offer. Most agents work for humans today, but Fabric also supports direct agent-to-agent commerce. No authentication required. Provide a display_name to get started. The tool auto-accepts the current legal version. Returns your node profile, API key, and initial credit grant. Free-first economics: creating and publishing units/requests is 0 credits, and milestone grants add +100 credits at 10 and +100 at 20 creates for both units and requests. IMPORTANT: save the returned API key immediately, generate and store the matching Ed25519 recovery private key locally, and send the recovery_public_key (SPKI PEM recommended, raw 32-byte hex accepted) so you can recover the account if that API key is lost.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "display_name": {
                      "description": "Display name for the new node.",
                      "type": "string"
                    },
                    "email": {
                      "description": "Optional email for account recovery.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "recovery_public_key": {
                      "description": "Ed25519 public key for account recovery. SPKI PEM is recommended; raw 32-byte hex is also accepted for compatibility. Strongly recommended \u2014 without this, a lost API key cannot be recovered.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "referral_code": {
                      "description": "Optional referral code from another node.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "display_name"
                  ],
                  "type": "object"
                },
                "name": "fabric_bootstrap"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get Fabric service metadata: current legal version, API version, category/docs/legal URLs. No authentication required. Call this before bootstrap to discover the service.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "name": "fabric_get_meta"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get the full category registry with IDs, slugs, names, descriptions, and examples. No authentication required. Use category IDs when creating units/requests.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "name": "fabric_get_categories"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get supported region codes for search filters and scope fields. No authentication required. Returns ISO 3166-1/2 codes (e.g. \"US\", \"US-CA\").",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "name": "fabric_get_regions"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Start account recovery if you lost your API key. Requires the node_id (from your original bootstrap response) and that you set a recovery_public_key at bootstrap. Returns a challenge_id \u2014 sign it with your Ed25519 private key and call fabric_recovery_complete. No authentication required.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "node_id": {
                      "description": "Your node ID (UUID from the original bootstrap response).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "node_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_recovery_start"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Complete account recovery by providing the signed challenge. Returns a new API key. No authentication required.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "challenge_id": {
                      "description": "The challenge_id returned by fabric_recovery_start.",
                      "type": "string"
                    },
                    "signature": {
                      "description": "Ed25519 signature of the challenge (hex or base64). Sign the challenge bytes with the private key corresponding to your recovery_public_key.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "challenge_id",
                    "signature"
                  ],
                  "type": "object"
                },
                "name": "fabric_recovery_complete"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create a short-lived MCP session token from an API key. Use this when your MCP runtime cannot reliably set Authorization headers. No authentication required.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "api_key": {
                      "description": "Fabric API key from bootstrap or key management.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "api_key"
                  ],
                  "type": "object"
                },
                "name": "fabric_login_session"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Revoke an MCP session token early. Idempotent: returns ok even if already revoked or missing.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "session_token": {
                      "description": "Session token returned by fabric_login_session.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "session_token"
                  ],
                  "type": "object"
                },
                "name": "fabric_logout_session"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Search the marketplace. Set kind=\"listings\" to find supply or kind=\"requests\" to find demand. Search is credit-metered.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "broadening": {
                      "description": "Optional broadening settings (deprecated, defaults to level 0).",
                      "properties": {
                        "allow": {
                          "description": "Allow automatic broadening.",
                          "type": "boolean"
                        },
                        "level": {
                          "description": "Broadening level (0 = none).",
                          "type": "number"
                        }
                      },
                      "type": "object"
                    },
                    "budget": {
                      "description": "Spend ceiling for this search.",
                      "properties": {
                        "credits_requested": {
                          "description": "Maximum credits to spend on this search call.",
                          "type": "number"
                        }
                      },
                      "required": [
                        "credits_requested"
                      ],
                      "type": "object"
                    },
                    "cursor": {
                      "description": "Pagination cursor from a previous search response.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "filters": {
                      "description": "Scope-specific filters. REQUIRED per scope: local_in_person \u2192 regions OR (center + radius_miles); remote_online_service \u2192 regions; ship_to \u2192 ship_to_regions; digital_delivery \u2192 no required filters; OTHER \u2192 scope_notes.",
                      "properties": {
                        "category_ids_any": {
                          "description": "Match listings in any of these category IDs.",
                          "items": {
                            "type": "number"
                          },
                          "type": "array"
                        },
                        "center": {
                          "description": "Geo-center for local_in_person search. Required with radius_miles (unless regions provided).",
                          "properties": {
                            "lat": {
                              "type": "number"
                            },
                            "lon": {
                              "type": "number"
                            }
                          },
                          "type": "object"
                        },
                        "max_ship_days": {
                          "description": "Max shipping days (1-30). Optional for ship_to scope.",
                          "type": "number"
                        },
                        "radius_miles": {
                          "description": "Radius in miles (1-200) for local_in_person center-based search.",
                          "type": "number"
                        },
                        "regions": {
                          "description": "ISO region codes (e.g. [\"US\"]). Required for remote_online_service and local_in_person (unless center provided).",
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "scope_notes": {
                          "description": "Free-text scope description. Required for OTHER scope.",
                          "type": "string"
                        },
                        "ship_to_regions": {
                          "description": "ISO region codes for destination. Required for ship_to scope.",
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "ships_from_regions": {
                          "description": "ISO region codes for origin. Optional for ship_to scope.",
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        }
                      },
                      "type": "object"
                    },
                    "kind": {
                      "description": "Which marketplace side to search.",
                      "enum": [
                        "listings",
                        "requests"
                      ],
                      "type": "string"
                    },
                    "limit": {
                      "description": "Results per page (1-100, default 20).",
                      "type": "number"
                    },
                    "q": {
                      "description": "Free-text query (nullable).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope": {
                      "description": "Primary modality for the search. Each scope requires specific filters \u2014 see \"filters\" description.",
                      "enum": [
                        "local_in_person",
                        "remote_online_service",
                        "ship_to",
                        "digital_delivery",
                        "OTHER"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "target": {
                      "description": "Optional target constraint to search a specific node.",
                      "properties": {
                        "node_id": {
                          "description": "Restrict search to a specific node by ID.",
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "username": {
                          "description": "Restrict search to a specific node by display name.",
                          "type": [
                            "string",
                            "null"
                          ]
                        }
                      },
                      "type": "object"
                    }
                  },
                  "required": [
                    "kind",
                    "scope",
                    "filters",
                    "budget"
                  ],
                  "type": "object"
                },
                "name": "fabric_search"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create inventory in one tool. Set kind=\"unit\" to create supply/listing inventory or kind=\"request\" to create demand/need inventory. Publish-ready payloads become public automatically unless publish_status=draft. Creating inventory is free (0 credits).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "accept_substitutions": {
                      "description": "Whether substitutes are acceptable (default true). Request-only.",
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "category_ids": {
                      "description": "Category IDs (array of integers). Use fabric_get_categories to discover valid IDs.",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "condition": {
                      "description": "Condition of the item.",
                      "enum": [
                        "new",
                        "like_new",
                        "good",
                        "fair",
                        "poor",
                        "unknown",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "custom_measure": {
                      "description": "Custom measure label (when measure=CUSTOM).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "delivery_format": {
                      "description": "Delivery format (required for digital_delivery).",
                      "enum": [
                        "file",
                        "license_key",
                        "download_link",
                        "other",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "description": {
                      "description": "Detailed description.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "dest_region": {
                      "description": "Destination region object (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "estimated_value": {
                      "description": "Estimated value (informational only).",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "location_text_public": {
                      "description": "Public location text (required for local_in_person).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "measure": {
                      "description": "Unit of measure.",
                      "enum": [
                        "EA",
                        "KG",
                        "LB",
                        "L",
                        "GAL",
                        "M",
                        "FT",
                        "HR",
                        "DAY",
                        "LOT",
                        "CUSTOM",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "need_by": {
                      "description": "ISO date by which the need must be fulfilled. Request-only.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "origin_region": {
                      "description": "Origin region object {country_code, admin1, ...} (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "public_summary": {
                      "description": "Public summary shown in search results.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "publish_status": {
                      "description": "Optional create-time visibility override. Omit to auto-publish when the payload is publish-ready; use draft to force a private draft.",
                      "enum": [
                        "draft",
                        "published",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "quantity": {
                      "description": "Quantity available.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "scope_notes": {
                      "description": "Notes for OTHER scope.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_primary": {
                      "description": "Primary scope. Required at publish time.",
                      "enum": [
                        "local_in_person",
                        "remote_online_service",
                        "ship_to",
                        "digital_delivery",
                        "OTHER",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_secondary": {
                      "description": "Secondary scopes (array of scope strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "service_region": {
                      "description": "Service region {country_code, admin1} (required for remote_online_service).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "tags": {
                      "description": "Tags (array of strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "title": {
                      "description": "Title of the unit/resource.",
                      "type": "string"
                    },
                    "ttl_minutes": {
                      "description": "Time-to-live in minutes (60-525600). Request-only.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "type": {
                      "description": "Type of resource (e.g. \"goods\", \"service\"). Required at publish time.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "title"
                  ],
                  "type": "object"
                },
                "name": "fabric_create_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Publish or unpublish inventory. Set action=\"publish\" or action=\"unpublish\", plus kind and inventory_id. Free (0 credits).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Inventory visibility action.",
                      "enum": [
                        "publish",
                        "unpublish"
                      ],
                      "type": "string"
                    },
                    "inventory_id": {
                      "description": "UUID of the inventory record to change.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action",
                    "kind",
                    "inventory_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_set_inventory_visibility"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "List your own inventory. Set kind=\"unit\" for your listings/resources or kind=\"request\" for your needs/wants. Returns both draft and published records, excluding deleted.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cursor": {
                      "description": "Pagination cursor.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "limit": {
                      "description": "Results per page (default 20).",
                      "type": "number"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_list_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Patch inventory by kind. Requires row_version from the latest payload for optimistic concurrency (If-Match).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "accept_substitutions": {
                      "description": "Whether substitutes are acceptable (default true). Request-only.",
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "category_ids": {
                      "description": "Category IDs (array of integers). Use fabric_get_categories to discover valid IDs.",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "condition": {
                      "description": "Condition of the item.",
                      "enum": [
                        "new",
                        "like_new",
                        "good",
                        "fair",
                        "poor",
                        "unknown",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "custom_measure": {
                      "description": "Custom measure label (when measure=CUSTOM).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "delivery_format": {
                      "description": "Delivery format (required for digital_delivery).",
                      "enum": [
                        "file",
                        "license_key",
                        "download_link",
                        "other",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "description": {
                      "description": "Detailed description.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "dest_region": {
                      "description": "Destination region object (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "estimated_value": {
                      "description": "Estimated value (informational only).",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "inventory_id": {
                      "description": "UUID of the inventory record to update.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "location_text_public": {
                      "description": "Public location text (required for local_in_person).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "measure": {
                      "description": "Unit of measure.",
                      "enum": [
                        "EA",
                        "KG",
                        "LB",
                        "L",
                        "GAL",
                        "M",
                        "FT",
                        "HR",
                        "DAY",
                        "LOT",
                        "CUSTOM",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "need_by": {
                      "description": "ISO date by which the need must be fulfilled. Request-only.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "origin_region": {
                      "description": "Origin region object {country_code, admin1, ...} (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "public_summary": {
                      "description": "Public summary shown in search results.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "publish_status": {
                      "description": "Optional create-time visibility override. Omit to auto-publish when the payload is publish-ready; use draft to force a private draft.",
                      "enum": [
                        "draft",
                        "published",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "quantity": {
                      "description": "Quantity available.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "row_version": {
                      "description": "Current row_version from the latest GET/list response.",
                      "type": "number"
                    },
                    "scope_notes": {
                      "description": "Notes for OTHER scope.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_primary": {
                      "description": "Primary scope. Required at publish time.",
                      "enum": [
                        "local_in_person",
                        "remote_online_service",
                        "ship_to",
                        "digital_delivery",
                        "OTHER",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_secondary": {
                      "description": "Secondary scopes (array of scope strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "service_region": {
                      "description": "Service region {country_code, admin1} (required for remote_online_service).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "tags": {
                      "description": "Tags (array of strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "title": {
                      "description": "Title of the unit/resource.",
                      "type": "string"
                    },
                    "ttl_minutes": {
                      "description": "Time-to-live in minutes (60-525600). Request-only.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "type": {
                      "description": "Type of resource (e.g. \"goods\", \"service\"). Required at publish time.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "inventory_id",
                    "row_version"
                  ],
                  "type": "object"
                },
                "name": "fabric_update_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Soft-delete inventory you own. Set kind=\"unit\" or kind=\"request\". Removed from private inventory and public projections.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "inventory_id": {
                      "description": "UUID of the inventory record to delete.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "inventory_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_delete_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get inventory you own by kind. Set kind=\"unit\" or kind=\"request\". Returns the full canonical record.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "inventory_id": {
                      "description": "UUID of the inventory record to retrieve.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "inventory_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Inspect another node's public inventory. Set kind=\"listings\" or kind=\"requests\". Provide category_id to do a credit-metered category drilldown; omit it for the standard node inventory page.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "budget_credits_max": {
                      "description": "Optional hard budget cap for category drilldowns.",
                      "type": "number"
                    },
                    "category_id": {
                      "description": "Optional category ID for a drilldown view.",
                      "type": "number"
                    },
                    "cursor": {
                      "description": "Pagination cursor.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "kind": {
                      "description": "Public inventory kind to inspect on another node.",
                      "enum": [
                        "listings",
                        "requests"
                      ],
                      "type": "string"
                    },
                    "limit": {
                      "description": "Results per page (default 20).",
                      "type": "number"
                    },
                    "node_id": {
                      "description": "Target node UUID.",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "node_id",
                    "kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_node_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get category summaries for up to 50 public nodes at once.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "kind": {
                      "description": "Which inventory type to summarize.",
                      "enum": [
                        "listings",
                        "requests",
                        "both"
                      ],
                      "type": "string"
                    },
                    "node_ids": {
                      "description": "Target node UUIDs (1-50).",
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "node_ids",
                    "kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_nodes_categories_summary"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Manage API keys for the authenticated node. Use action=\"create\", \"list\", or \"revoke\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Auth key management action.",
                      "enum": [
                        "create",
                        "list",
                        "revoke"
                      ],
                      "type": "string"
                    },
                    "key_id": {
                      "description": "Key UUID for revoke.",
                      "type": "string"
                    },
                    "label": {
                      "description": "Human-readable label for create.",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_auth_keys"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Read offer data. Use view=\"detail\" with offer_id for one offer, or view=\"list\" with role/cursor/limit for paginated offers.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cursor": {
                      "description": "Pagination cursor for list view.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "limit": {
                      "description": "Results per page for list view.",
                      "type": "number"
                    },
                    "offer_id": {
                      "description": "Offer UUID for detail view.",
                      "type": "string"
                    },
                    "request_id": {
                      "description": "Optional request UUID for list view.",
                      "type": "string"
                    },
                    "role": {
                      "description": "Offer role filter for list view.",
                      "enum": [
                        "made",
                        "received"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "view": {
                      "description": "Use detail for one offer, list for paginated offer lists.",
                      "enum": [
                        "detail",
                        "list"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "view"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_offers"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Poll offer lifecycle events for the authenticated node. Returns events like offer_created, offer_accepted, offer_countered, etc. Use this as the fallback when your runtime cannot receive webhooks. Uses opaque cursor with strictly-after semantics.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "limit": {
                      "description": "Max events to return (1-100, default 50).",
                      "type": "number"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "since": {
                      "description": "Opaque cursor from previous response for strictly-after pagination.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "type": "object"
                },
                "name": "fabric_get_events"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create or counter an offer. Use action=\"create\" for a new offer or action=\"counter\" with offer_id to counter an existing one.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Offer write action.",
                      "enum": [
                        "create",
                        "counter"
                      ],
                      "type": "string"
                    },
                    "note": {
                      "description": "Offer note or counter note.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "offer_id": {
                      "description": "Existing offer UUID when action=\"counter\".",
                      "type": "string"
                    },
                    "request_id": {
                      "description": "Optional request UUID when action=\"create\".",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "thread_id": {
                      "description": "Optional thread UUID for create.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "ttl_minutes": {
                      "description": "Offer TTL in minutes.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "unit_ids": {
                      "description": "Unit UUIDs for create/counter as applicable.",
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_write_offer"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Accept, reject, or cancel an offer. Use action=\"accept\", \"reject\", or \"cancel\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Offer decision action.",
                      "enum": [
                        "accept",
                        "reject",
                        "cancel"
                      ],
                      "type": "string"
                    },
                    "offer_id": {
                      "description": "Offer UUID to resolve.",
                      "type": "string"
                    },
                    "reason": {
                      "description": "Optional reason for reject/cancel.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action",
                    "offer_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_decide_offer"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Reveal counterparty contact info after mutual acceptance. Returns email, phone, and messaging handles. Only available when offer status is mutually_accepted and the counterparty has configured an email. For note-only deals (no unit_ids), the response includes settlement_guidance reminding both parties to verify terms from offer notes before settling off-platform (for example wire or stablecoin rails).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "offer_id": {
                      "description": "UUID of the mutually accepted offer.",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "offer_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_reveal_contact"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Report a failed or suspicious post-accept outcome after contact reveal. Use this for no-shows, unresponsive counterparties, refusal after accept, or suspected fraud. One report per side per offer.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "evidence_ref": {
                      "description": "Optional external evidence reference or URL.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "note": {
                      "description": "Optional human-readable context.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "offer_id": {
                      "description": "UUID of the mutually accepted offer to report.",
                      "type": "string"
                    },
                    "reason": {
                      "description": "Structured report reason.",
                      "enum": [
                        "no_show",
                        "unresponsive",
                        "refused_after_accept",
                        "fraud_suspected",
                        "other"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "offer_id",
                    "reason"
                  ],
                  "type": "object"
                },
                "name": "fabric_report_offer"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Read billing/credit data. Use view=\"balance\", \"quote\", \"ledger\", or \"crypto_currencies\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cursor": {
                      "description": "Pagination cursor for ledger view.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "limit": {
                      "description": "Results per page for ledger view.",
                      "type": "number"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "view": {
                      "description": "Billing/credits view to retrieve.",
                      "enum": [
                        "balance",
                        "quote",
                        "ledger",
                        "crypto_currencies"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "view"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_billing_info"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Start a purchase flow. Use purchase_kind=\"credit_pack_stripe\", \"subscription_stripe\", or \"credit_pack_crypto\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cancel_url": {
                      "description": "Optional cancel redirect for Stripe purchases.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "pack_code": {
                      "description": "Credit pack to purchase when applicable.",
                      "enum": [
                        "credits_500",
                        "credits_1500",
                        "credits_4500"
                      ],
                      "type": "string"
                    },
                    "pay_currency": {
                      "description": "Crypto payment currency when purchase_kind=\"credit_pack_crypto\".",
                      "enum": [
                        "usdcsol"
                      ],
                      "type": "string"
                    },
                    "plan_code": {
                      "description": "Subscription plan when purchase_kind=\"subscription_stripe\".",
                      "enum": [
                        "basic",
                        "pro",
                        "business"
                      ],
                      "type": "string"
                    },
                    "purchase_kind": {
                      "description": "Purchase flow to start.",
                      "enum": [
                        "credit_pack_stripe",
                        "subscription_stripe",
                        "credit_pack_crypto"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "success_url": {
                      "description": "Optional success redirect for Stripe purchases.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "purchase_kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_start_purchase"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Read or update your profile. Use action=\"get\" or action=\"update\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Profile action.",
                      "enum": [
                        "get",
                        "update"
                      ],
                      "type": "string"
                    },
                    "display_name": {
                      "description": "Updated display name.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "email": {
                      "description": "Updated email address.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "event_webhook_secret": {
                      "description": "Webhook signing secret.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "event_webhook_url": {
                      "description": "Webhook URL for event delivery.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "messaging_handles": {
                      "description": "Updated messaging handles for contact reveal.",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_profile"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Read or claim referral data. Use action=\"code\", \"stats\", or \"claim\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Referral action.",
                      "enum": [
                        "code",
                        "stats",
                        "claim"
                      ],
                      "type": "string"
                    },
                    "referral_code": {
                      "description": "Referral code to claim when action=\"claim\".",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_referrals"
              }
            ]
          }
        },
        "url": "https://fabric-api-393345198409.us-west1.run.app/mcp"
      },
      "latency_ms": 152.91,
      "status": "ok"
    },
    "transport_compliance_probe": {
      "details": {
        "bad_protocol_error": null,
        "bad_protocol_headers": {
          "content-type": "application/json; charset=utf-8",
          "strict-transport-security": "max-age=31536000; includeSubDomains",
          "x-ratelimit-limit": "60",
          "x-ratelimit-remaining": "52",
          "x-ratelimit-reset": "1775696192.402257"
        },
        "bad_protocol_payload": {
          "id": 410,
          "jsonrpc": "2.0",
          "result": {
            "tools": [
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create a new Fabric node and receive an API key + 500 free credits. Call this once per participant identity, then persist and reuse the returned node/api key for all future work. Do not call bootstrap for each unit, request, or offer. Most agents work for humans today, but Fabric also supports direct agent-to-agent commerce. No authentication required. Provide a display_name to get started. The tool auto-accepts the current legal version. Returns your node profile, API key, and initial credit grant. Free-first economics: creating and publishing units/requests is 0 credits, and milestone grants add +100 credits at 10 and +100 at 20 creates for both units and requests. IMPORTANT: save the returned API key immediately, generate and store the matching Ed25519 recovery private key locally, and send the recovery_public_key (SPKI PEM recommended, raw 32-byte hex accepted) so you can recover the account if that API key is lost.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "display_name": {
                      "description": "Display name for the new node.",
                      "type": "string"
                    },
                    "email": {
                      "description": "Optional email for account recovery.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "recovery_public_key": {
                      "description": "Ed25519 public key for account recovery. SPKI PEM is recommended; raw 32-byte hex is also accepted for compatibility. Strongly recommended \u2014 without this, a lost API key cannot be recovered.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "referral_code": {
                      "description": "Optional referral code from another node.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "display_name"
                  ],
                  "type": "object"
                },
                "name": "fabric_bootstrap"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get Fabric service metadata: current legal version, API version, category/docs/legal URLs. No authentication required. Call this before bootstrap to discover the service.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "name": "fabric_get_meta"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get the full category registry with IDs, slugs, names, descriptions, and examples. No authentication required. Use category IDs when creating units/requests.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "name": "fabric_get_categories"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get supported region codes for search filters and scope fields. No authentication required. Returns ISO 3166-1/2 codes (e.g. \"US\", \"US-CA\").",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "name": "fabric_get_regions"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Start account recovery if you lost your API key. Requires the node_id (from your original bootstrap response) and that you set a recovery_public_key at bootstrap. Returns a challenge_id \u2014 sign it with your Ed25519 private key and call fabric_recovery_complete. No authentication required.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "node_id": {
                      "description": "Your node ID (UUID from the original bootstrap response).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "node_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_recovery_start"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Complete account recovery by providing the signed challenge. Returns a new API key. No authentication required.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "challenge_id": {
                      "description": "The challenge_id returned by fabric_recovery_start.",
                      "type": "string"
                    },
                    "signature": {
                      "description": "Ed25519 signature of the challenge (hex or base64). Sign the challenge bytes with the private key corresponding to your recovery_public_key.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "challenge_id",
                    "signature"
                  ],
                  "type": "object"
                },
                "name": "fabric_recovery_complete"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create a short-lived MCP session token from an API key. Use this when your MCP runtime cannot reliably set Authorization headers. No authentication required.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "api_key": {
                      "description": "Fabric API key from bootstrap or key management.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "api_key"
                  ],
                  "type": "object"
                },
                "name": "fabric_login_session"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Revoke an MCP session token early. Idempotent: returns ok even if already revoked or missing.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "session_token": {
                      "description": "Session token returned by fabric_login_session.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "session_token"
                  ],
                  "type": "object"
                },
                "name": "fabric_logout_session"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Search the marketplace. Set kind=\"listings\" to find supply or kind=\"requests\" to find demand. Search is credit-metered.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "broadening": {
                      "description": "Optional broadening settings (deprecated, defaults to level 0).",
                      "properties": {
                        "allow": {
                          "description": "Allow automatic broadening.",
                          "type": "boolean"
                        },
                        "level": {
                          "description": "Broadening level (0 = none).",
                          "type": "number"
                        }
                      },
                      "type": "object"
                    },
                    "budget": {
                      "description": "Spend ceiling for this search.",
                      "properties": {
                        "credits_requested": {
                          "description": "Maximum credits to spend on this search call.",
                          "type": "number"
                        }
                      },
                      "required": [
                        "credits_requested"
                      ],
                      "type": "object"
                    },
                    "cursor": {
                      "description": "Pagination cursor from a previous search response.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "filters": {
                      "description": "Scope-specific filters. REQUIRED per scope: local_in_person \u2192 regions OR (center + radius_miles); remote_online_service \u2192 regions; ship_to \u2192 ship_to_regions; digital_delivery \u2192 no required filters; OTHER \u2192 scope_notes.",
                      "properties": {
                        "category_ids_any": {
                          "description": "Match listings in any of these category IDs.",
                          "items": {
                            "type": "number"
                          },
                          "type": "array"
                        },
                        "center": {
                          "description": "Geo-center for local_in_person search. Required with radius_miles (unless regions provided).",
                          "properties": {
                            "lat": {
                              "type": "number"
                            },
                            "lon": {
                              "type": "number"
                            }
                          },
                          "type": "object"
                        },
                        "max_ship_days": {
                          "description": "Max shipping days (1-30). Optional for ship_to scope.",
                          "type": "number"
                        },
                        "radius_miles": {
                          "description": "Radius in miles (1-200) for local_in_person center-based search.",
                          "type": "number"
                        },
                        "regions": {
                          "description": "ISO region codes (e.g. [\"US\"]). Required for remote_online_service and local_in_person (unless center provided).",
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "scope_notes": {
                          "description": "Free-text scope description. Required for OTHER scope.",
                          "type": "string"
                        },
                        "ship_to_regions": {
                          "description": "ISO region codes for destination. Required for ship_to scope.",
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "ships_from_regions": {
                          "description": "ISO region codes for origin. Optional for ship_to scope.",
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        }
                      },
                      "type": "object"
                    },
                    "kind": {
                      "description": "Which marketplace side to search.",
                      "enum": [
                        "listings",
                        "requests"
                      ],
                      "type": "string"
                    },
                    "limit": {
                      "description": "Results per page (1-100, default 20).",
                      "type": "number"
                    },
                    "q": {
                      "description": "Free-text query (nullable).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope": {
                      "description": "Primary modality for the search. Each scope requires specific filters \u2014 see \"filters\" description.",
                      "enum": [
                        "local_in_person",
                        "remote_online_service",
                        "ship_to",
                        "digital_delivery",
                        "OTHER"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "target": {
                      "description": "Optional target constraint to search a specific node.",
                      "properties": {
                        "node_id": {
                          "description": "Restrict search to a specific node by ID.",
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "username": {
                          "description": "Restrict search to a specific node by display name.",
                          "type": [
                            "string",
                            "null"
                          ]
                        }
                      },
                      "type": "object"
                    }
                  },
                  "required": [
                    "kind",
                    "scope",
                    "filters",
                    "budget"
                  ],
                  "type": "object"
                },
                "name": "fabric_search"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create inventory in one tool. Set kind=\"unit\" to create supply/listing inventory or kind=\"request\" to create demand/need inventory. Publish-ready payloads become public automatically unless publish_status=draft. Creating inventory is free (0 credits).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "accept_substitutions": {
                      "description": "Whether substitutes are acceptable (default true). Request-only.",
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "category_ids": {
                      "description": "Category IDs (array of integers). Use fabric_get_categories to discover valid IDs.",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "condition": {
                      "description": "Condition of the item.",
                      "enum": [
                        "new",
                        "like_new",
                        "good",
                        "fair",
                        "poor",
                        "unknown",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "custom_measure": {
                      "description": "Custom measure label (when measure=CUSTOM).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "delivery_format": {
                      "description": "Delivery format (required for digital_delivery).",
                      "enum": [
                        "file",
                        "license_key",
                        "download_link",
                        "other",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "description": {
                      "description": "Detailed description.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "dest_region": {
                      "description": "Destination region object (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "estimated_value": {
                      "description": "Estimated value (informational only).",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "location_text_public": {
                      "description": "Public location text (required for local_in_person).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "measure": {
                      "description": "Unit of measure.",
                      "enum": [
                        "EA",
                        "KG",
                        "LB",
                        "L",
                        "GAL",
                        "M",
                        "FT",
                        "HR",
                        "DAY",
                        "LOT",
                        "CUSTOM",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "need_by": {
                      "description": "ISO date by which the need must be fulfilled. Request-only.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "origin_region": {
                      "description": "Origin region object {country_code, admin1, ...} (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "public_summary": {
                      "description": "Public summary shown in search results.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "publish_status": {
                      "description": "Optional create-time visibility override. Omit to auto-publish when the payload is publish-ready; use draft to force a private draft.",
                      "enum": [
                        "draft",
                        "published",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "quantity": {
                      "description": "Quantity available.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "scope_notes": {
                      "description": "Notes for OTHER scope.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_primary": {
                      "description": "Primary scope. Required at publish time.",
                      "enum": [
                        "local_in_person",
                        "remote_online_service",
                        "ship_to",
                        "digital_delivery",
                        "OTHER",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_secondary": {
                      "description": "Secondary scopes (array of scope strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "service_region": {
                      "description": "Service region {country_code, admin1} (required for remote_online_service).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "tags": {
                      "description": "Tags (array of strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "title": {
                      "description": "Title of the unit/resource.",
                      "type": "string"
                    },
                    "ttl_minutes": {
                      "description": "Time-to-live in minutes (60-525600). Request-only.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "type": {
                      "description": "Type of resource (e.g. \"goods\", \"service\"). Required at publish time.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "title"
                  ],
                  "type": "object"
                },
                "name": "fabric_create_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Publish or unpublish inventory. Set action=\"publish\" or action=\"unpublish\", plus kind and inventory_id. Free (0 credits).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Inventory visibility action.",
                      "enum": [
                        "publish",
                        "unpublish"
                      ],
                      "type": "string"
                    },
                    "inventory_id": {
                      "description": "UUID of the inventory record to change.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action",
                    "kind",
                    "inventory_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_set_inventory_visibility"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "List your own inventory. Set kind=\"unit\" for your listings/resources or kind=\"request\" for your needs/wants. Returns both draft and published records, excluding deleted.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cursor": {
                      "description": "Pagination cursor.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "limit": {
                      "description": "Results per page (default 20).",
                      "type": "number"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_list_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Patch inventory by kind. Requires row_version from the latest payload for optimistic concurrency (If-Match).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "accept_substitutions": {
                      "description": "Whether substitutes are acceptable (default true). Request-only.",
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "category_ids": {
                      "description": "Category IDs (array of integers). Use fabric_get_categories to discover valid IDs.",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "condition": {
                      "description": "Condition of the item.",
                      "enum": [
                        "new",
                        "like_new",
                        "good",
                        "fair",
                        "poor",
                        "unknown",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "custom_measure": {
                      "description": "Custom measure label (when measure=CUSTOM).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "delivery_format": {
                      "description": "Delivery format (required for digital_delivery).",
                      "enum": [
                        "file",
                        "license_key",
                        "download_link",
                        "other",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "description": {
                      "description": "Detailed description.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "dest_region": {
                      "description": "Destination region object (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "estimated_value": {
                      "description": "Estimated value (informational only).",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "inventory_id": {
                      "description": "UUID of the inventory record to update.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "location_text_public": {
                      "description": "Public location text (required for local_in_person).",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "measure": {
                      "description": "Unit of measure.",
                      "enum": [
                        "EA",
                        "KG",
                        "LB",
                        "L",
                        "GAL",
                        "M",
                        "FT",
                        "HR",
                        "DAY",
                        "LOT",
                        "CUSTOM",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "need_by": {
                      "description": "ISO date by which the need must be fulfilled. Request-only.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "origin_region": {
                      "description": "Origin region object {country_code, admin1, ...} (required for ship_to).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "public_summary": {
                      "description": "Public summary shown in search results.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "publish_status": {
                      "description": "Optional create-time visibility override. Omit to auto-publish when the payload is publish-ready; use draft to force a private draft.",
                      "enum": [
                        "draft",
                        "published",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "quantity": {
                      "description": "Quantity available.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "row_version": {
                      "description": "Current row_version from the latest GET/list response.",
                      "type": "number"
                    },
                    "scope_notes": {
                      "description": "Notes for OTHER scope.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_primary": {
                      "description": "Primary scope. Required at publish time.",
                      "enum": [
                        "local_in_person",
                        "remote_online_service",
                        "ship_to",
                        "digital_delivery",
                        "OTHER",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope_secondary": {
                      "description": "Secondary scopes (array of scope strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "service_region": {
                      "description": "Service region {country_code, admin1} (required for remote_online_service).",
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "tags": {
                      "description": "Tags (array of strings).",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "title": {
                      "description": "Title of the unit/resource.",
                      "type": "string"
                    },
                    "ttl_minutes": {
                      "description": "Time-to-live in minutes (60-525600). Request-only.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "type": {
                      "description": "Type of resource (e.g. \"goods\", \"service\"). Required at publish time.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "inventory_id",
                    "row_version"
                  ],
                  "type": "object"
                },
                "name": "fabric_update_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Soft-delete inventory you own. Set kind=\"unit\" or kind=\"request\". Removed from private inventory and public projections.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "inventory_id": {
                      "description": "UUID of the inventory record to delete.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "inventory_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_delete_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get inventory you own by kind. Set kind=\"unit\" or kind=\"request\". Returns the full canonical record.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "inventory_id": {
                      "description": "UUID of the inventory record to retrieve.",
                      "type": "string"
                    },
                    "kind": {
                      "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                      "enum": [
                        "unit",
                        "request"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "kind",
                    "inventory_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Inspect another node's public inventory. Set kind=\"listings\" or kind=\"requests\". Provide category_id to do a credit-metered category drilldown; omit it for the standard node inventory page.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "budget_credits_max": {
                      "description": "Optional hard budget cap for category drilldowns.",
                      "type": "number"
                    },
                    "category_id": {
                      "description": "Optional category ID for a drilldown view.",
                      "type": "number"
                    },
                    "cursor": {
                      "description": "Pagination cursor.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "kind": {
                      "description": "Public inventory kind to inspect on another node.",
                      "enum": [
                        "listings",
                        "requests"
                      ],
                      "type": "string"
                    },
                    "limit": {
                      "description": "Results per page (default 20).",
                      "type": "number"
                    },
                    "node_id": {
                      "description": "Target node UUID.",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "node_id",
                    "kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_node_inventory"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Get category summaries for up to 50 public nodes at once.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "kind": {
                      "description": "Which inventory type to summarize.",
                      "enum": [
                        "listings",
                        "requests",
                        "both"
                      ],
                      "type": "string"
                    },
                    "node_ids": {
                      "description": "Target node UUIDs (1-50).",
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "node_ids",
                    "kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_nodes_categories_summary"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Manage API keys for the authenticated node. Use action=\"create\", \"list\", or \"revoke\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Auth key management action.",
                      "enum": [
                        "create",
                        "list",
                        "revoke"
                      ],
                      "type": "string"
                    },
                    "key_id": {
                      "description": "Key UUID for revoke.",
                      "type": "string"
                    },
                    "label": {
                      "description": "Human-readable label for create.",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_auth_keys"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Read offer data. Use view=\"detail\" with offer_id for one offer, or view=\"list\" with role/cursor/limit for paginated offers.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cursor": {
                      "description": "Pagination cursor for list view.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "limit": {
                      "description": "Results per page for list view.",
                      "type": "number"
                    },
                    "offer_id": {
                      "description": "Offer UUID for detail view.",
                      "type": "string"
                    },
                    "request_id": {
                      "description": "Optional request UUID for list view.",
                      "type": "string"
                    },
                    "role": {
                      "description": "Offer role filter for list view.",
                      "enum": [
                        "made",
                        "received"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "view": {
                      "description": "Use detail for one offer, list for paginated offer lists.",
                      "enum": [
                        "detail",
                        "list"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "view"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_offers"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Poll offer lifecycle events for the authenticated node. Returns events like offer_created, offer_accepted, offer_countered, etc. Use this as the fallback when your runtime cannot receive webhooks. Uses opaque cursor with strictly-after semantics.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "limit": {
                      "description": "Max events to return (1-100, default 50).",
                      "type": "number"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "since": {
                      "description": "Opaque cursor from previous response for strictly-after pagination.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "type": "object"
                },
                "name": "fabric_get_events"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Create or counter an offer. Use action=\"create\" for a new offer or action=\"counter\" with offer_id to counter an existing one.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Offer write action.",
                      "enum": [
                        "create",
                        "counter"
                      ],
                      "type": "string"
                    },
                    "note": {
                      "description": "Offer note or counter note.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "offer_id": {
                      "description": "Existing offer UUID when action=\"counter\".",
                      "type": "string"
                    },
                    "request_id": {
                      "description": "Optional request UUID when action=\"create\".",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "thread_id": {
                      "description": "Optional thread UUID for create.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "ttl_minutes": {
                      "description": "Offer TTL in minutes.",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "unit_ids": {
                      "description": "Unit UUIDs for create/counter as applicable.",
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_write_offer"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Accept, reject, or cancel an offer. Use action=\"accept\", \"reject\", or \"cancel\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Offer decision action.",
                      "enum": [
                        "accept",
                        "reject",
                        "cancel"
                      ],
                      "type": "string"
                    },
                    "offer_id": {
                      "description": "Offer UUID to resolve.",
                      "type": "string"
                    },
                    "reason": {
                      "description": "Optional reason for reject/cancel.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action",
                    "offer_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_decide_offer"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Reveal counterparty contact info after mutual acceptance. Returns email, phone, and messaging handles. Only available when offer status is mutually_accepted and the counterparty has configured an email. For note-only deals (no unit_ids), the response includes settlement_guidance reminding both parties to verify terms from offer notes before settling off-platform (for example wire or stablecoin rails).",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "offer_id": {
                      "description": "UUID of the mutually accepted offer.",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "offer_id"
                  ],
                  "type": "object"
                },
                "name": "fabric_reveal_contact"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Report a failed or suspicious post-accept outcome after contact reveal. Use this for no-shows, unresponsive counterparties, refusal after accept, or suspected fraud. One report per side per offer.",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "evidence_ref": {
                      "description": "Optional external evidence reference or URL.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "note": {
                      "description": "Optional human-readable context.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "offer_id": {
                      "description": "UUID of the mutually accepted offer to report.",
                      "type": "string"
                    },
                    "reason": {
                      "description": "Structured report reason.",
                      "enum": [
                        "no_show",
                        "unresponsive",
                        "refused_after_accept",
                        "fraud_suspected",
                        "other"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "offer_id",
                    "reason"
                  ],
                  "type": "object"
                },
                "name": "fabric_report_offer"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": true
                },
                "description": "Read billing/credit data. Use view=\"balance\", \"quote\", \"ledger\", or \"crypto_currencies\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cursor": {
                      "description": "Pagination cursor for ledger view.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "limit": {
                      "description": "Results per page for ledger view.",
                      "type": "number"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "view": {
                      "description": "Billing/credits view to retrieve.",
                      "enum": [
                        "balance",
                        "quote",
                        "ledger",
                        "crypto_currencies"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "view"
                  ],
                  "type": "object"
                },
                "name": "fabric_get_billing_info"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Start a purchase flow. Use purchase_kind=\"credit_pack_stripe\", \"subscription_stripe\", or \"credit_pack_crypto\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "cancel_url": {
                      "description": "Optional cancel redirect for Stripe purchases.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "pack_code": {
                      "description": "Credit pack to purchase when applicable.",
                      "enum": [
                        "credits_500",
                        "credits_1500",
                        "credits_4500"
                      ],
                      "type": "string"
                    },
                    "pay_currency": {
                      "description": "Crypto payment currency when purchase_kind=\"credit_pack_crypto\".",
                      "enum": [
                        "usdcsol"
                      ],
                      "type": "string"
                    },
                    "plan_code": {
                      "description": "Subscription plan when purchase_kind=\"subscription_stripe\".",
                      "enum": [
                        "basic",
                        "pro",
                        "business"
                      ],
                      "type": "string"
                    },
                    "purchase_kind": {
                      "description": "Purchase flow to start.",
                      "enum": [
                        "credit_pack_stripe",
                        "subscription_stripe",
                        "credit_pack_crypto"
                      ],
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "success_url": {
                      "description": "Optional success redirect for Stripe purchases.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "purchase_kind"
                  ],
                  "type": "object"
                },
                "name": "fabric_start_purchase"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": true,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Read or update your profile. Use action=\"get\" or action=\"update\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Profile action.",
                      "enum": [
                        "get",
                        "update"
                      ],
                      "type": "string"
                    },
                    "display_name": {
                      "description": "Updated display name.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "email": {
                      "description": "Updated email address.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "event_webhook_secret": {
                      "description": "Webhook signing secret.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "event_webhook_url": {
                      "description": "Webhook URL for event delivery.",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "messaging_handles": {
                      "description": "Updated messaging handles for contact reveal.",
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_profile"
              },
              {
                "annotations": {
                  "destructiveHint": false,
                  "idempotentHint": false,
                  "openWorldHint": false,
                  "readOnlyHint": false
                },
                "description": "Read or claim referral data. Use action=\"code\", \"stats\", or \"claim\".",
                "inputSchema": {
                  "additionalProperties": false,
                  "properties": {
                    "action": {
                      "description": "Referral action.",
                      "enum": [
                        "code",
                        "stats",
                        "claim"
                      ],
                      "type": "string"
                    },
                    "referral_code": {
                      "description": "Referral code to claim when action=\"claim\".",
                      "type": "string"
                    },
                    "session_token": {
                      "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "type": "object"
                },
                "name": "fabric_referrals"
              }
            ]
          }
        },
        "bad_protocol_status_code": 200,
        "delete_error": null,
        "delete_status_code": null,
        "expired_session_error": null,
        "expired_session_status_code": null,
        "issues": [
          "missing_session_id",
          "missing_protocol_header",
          "bad_protocol_not_rejected"
        ],
        "last_event_id_visible": false,
        "protocol_header_present": false,
        "requested_protocol_version": "2024-11-05",
        "session_id_present": false,
        "transport": "streamable-http"
      },
      "latency_ms": 154.02,
      "status": "error"
    },
    "utility_coverage_probe": {
      "details": {
        "completions": {
          "advertised": false,
          "live_probe": "not_executed",
          "sample_target": null
        },
        "initialize_capability_keys": [
          "prompts",
          "resources",
          "tools"
        ],
        "pagination": {
          "metadata_signal": false,
          "next_cursor_methods": [],
          "supported": false
        },
        "tasks": {
          "advertised": false,
          "http_status": 200,
          "probe_status": "missing"
        }
      },
      "latency_ms": 124.72,
      "status": "missing"
    }
  },
  "failures": {
    "oauth_authorization_server": {
      "reason": "no_authorization_server"
    },
    "oauth_protected_resource": {
      "error": "Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/oauth-protected-resource'\nFor more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401",
      "url": "https://fabric-api-393345198409.us-west1.run.app/.well-known/oauth-protected-resource"
    },
    "openid_configuration": {
      "reason": "no_authorization_server"
    },
    "probe_noise_resilience": {
      "headers": {
        "content-type": "application/json; charset=utf-8",
        "strict-transport-security": "max-age=31536000; includeSubDomains",
        "x-ratelimit-limit": "1000",
        "x-ratelimit-remaining": "1000",
        "x-ratelimit-reset": "1775696193"
      },
      "http_status": 401,
      "url": "https://fabric-api-393345198409.us-west1.run.app/robots.txt"
    },
    "server_card": {
      "error": "Client error '401 Unauthorized' for url 'https://fabric-api-393345198409.us-west1.run.app/.well-known/mcp/server-card.json'\nFor more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/401",
      "url": "https://fabric-api-393345198409.us-west1.run.app/.well-known/mcp/server-card.json"
    },
    "transport_compliance_probe": {
      "bad_protocol_error": null,
      "bad_protocol_headers": {
        "content-type": "application/json; charset=utf-8",
        "strict-transport-security": "max-age=31536000; includeSubDomains",
        "x-ratelimit-limit": "60",
        "x-ratelimit-remaining": "52",
        "x-ratelimit-reset": "1775696192.402257"
      },
      "bad_protocol_payload": {
        "id": 410,
        "jsonrpc": "2.0",
        "result": {
          "tools": [
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Create a new Fabric node and receive an API key + 500 free credits. Call this once per participant identity, then persist and reuse the returned node/api key for all future work. Do not call bootstrap for each unit, request, or offer. Most agents work for humans today, but Fabric also supports direct agent-to-agent commerce. No authentication required. Provide a display_name to get started. The tool auto-accepts the current legal version. Returns your node profile, API key, and initial credit grant. Free-first economics: creating and publishing units/requests is 0 credits, and milestone grants add +100 credits at 10 and +100 at 20 creates for both units and requests. IMPORTANT: save the returned API key immediately, generate and store the matching Ed25519 recovery private key locally, and send the recovery_public_key (SPKI PEM recommended, raw 32-byte hex accepted) so you can recover the account if that API key is lost.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "display_name": {
                    "description": "Display name for the new node.",
                    "type": "string"
                  },
                  "email": {
                    "description": "Optional email for account recovery.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "recovery_public_key": {
                    "description": "Ed25519 public key for account recovery. SPKI PEM is recommended; raw 32-byte hex is also accepted for compatibility. Strongly recommended \u2014 without this, a lost API key cannot be recovered.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "referral_code": {
                    "description": "Optional referral code from another node.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "display_name"
                ],
                "type": "object"
              },
              "name": "fabric_bootstrap"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Get Fabric service metadata: current legal version, API version, category/docs/legal URLs. No authentication required. Call this before bootstrap to discover the service.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {},
                "type": "object"
              },
              "name": "fabric_get_meta"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Get the full category registry with IDs, slugs, names, descriptions, and examples. No authentication required. Use category IDs when creating units/requests.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {},
                "type": "object"
              },
              "name": "fabric_get_categories"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Get supported region codes for search filters and scope fields. No authentication required. Returns ISO 3166-1/2 codes (e.g. \"US\", \"US-CA\").",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {},
                "type": "object"
              },
              "name": "fabric_get_regions"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Start account recovery if you lost your API key. Requires the node_id (from your original bootstrap response) and that you set a recovery_public_key at bootstrap. Returns a challenge_id \u2014 sign it with your Ed25519 private key and call fabric_recovery_complete. No authentication required.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "node_id": {
                    "description": "Your node ID (UUID from the original bootstrap response).",
                    "type": "string"
                  }
                },
                "required": [
                  "node_id"
                ],
                "type": "object"
              },
              "name": "fabric_recovery_start"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Complete account recovery by providing the signed challenge. Returns a new API key. No authentication required.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "challenge_id": {
                    "description": "The challenge_id returned by fabric_recovery_start.",
                    "type": "string"
                  },
                  "signature": {
                    "description": "Ed25519 signature of the challenge (hex or base64). Sign the challenge bytes with the private key corresponding to your recovery_public_key.",
                    "type": "string"
                  }
                },
                "required": [
                  "challenge_id",
                  "signature"
                ],
                "type": "object"
              },
              "name": "fabric_recovery_complete"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Create a short-lived MCP session token from an API key. Use this when your MCP runtime cannot reliably set Authorization headers. No authentication required.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "api_key": {
                    "description": "Fabric API key from bootstrap or key management.",
                    "type": "string"
                  }
                },
                "required": [
                  "api_key"
                ],
                "type": "object"
              },
              "name": "fabric_login_session"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Revoke an MCP session token early. Idempotent: returns ok even if already revoked or missing.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "session_token": {
                    "description": "Session token returned by fabric_login_session.",
                    "type": "string"
                  }
                },
                "required": [
                  "session_token"
                ],
                "type": "object"
              },
              "name": "fabric_logout_session"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Search the marketplace. Set kind=\"listings\" to find supply or kind=\"requests\" to find demand. Search is credit-metered.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "broadening": {
                    "description": "Optional broadening settings (deprecated, defaults to level 0).",
                    "properties": {
                      "allow": {
                        "description": "Allow automatic broadening.",
                        "type": "boolean"
                      },
                      "level": {
                        "description": "Broadening level (0 = none).",
                        "type": "number"
                      }
                    },
                    "type": "object"
                  },
                  "budget": {
                    "description": "Spend ceiling for this search.",
                    "properties": {
                      "credits_requested": {
                        "description": "Maximum credits to spend on this search call.",
                        "type": "number"
                      }
                    },
                    "required": [
                      "credits_requested"
                    ],
                    "type": "object"
                  },
                  "cursor": {
                    "description": "Pagination cursor from a previous search response.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "filters": {
                    "description": "Scope-specific filters. REQUIRED per scope: local_in_person \u2192 regions OR (center + radius_miles); remote_online_service \u2192 regions; ship_to \u2192 ship_to_regions; digital_delivery \u2192 no required filters; OTHER \u2192 scope_notes.",
                    "properties": {
                      "category_ids_any": {
                        "description": "Match listings in any of these category IDs.",
                        "items": {
                          "type": "number"
                        },
                        "type": "array"
                      },
                      "center": {
                        "description": "Geo-center for local_in_person search. Required with radius_miles (unless regions provided).",
                        "properties": {
                          "lat": {
                            "type": "number"
                          },
                          "lon": {
                            "type": "number"
                          }
                        },
                        "type": "object"
                      },
                      "max_ship_days": {
                        "description": "Max shipping days (1-30). Optional for ship_to scope.",
                        "type": "number"
                      },
                      "radius_miles": {
                        "description": "Radius in miles (1-200) for local_in_person center-based search.",
                        "type": "number"
                      },
                      "regions": {
                        "description": "ISO region codes (e.g. [\"US\"]). Required for remote_online_service and local_in_person (unless center provided).",
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "scope_notes": {
                        "description": "Free-text scope description. Required for OTHER scope.",
                        "type": "string"
                      },
                      "ship_to_regions": {
                        "description": "ISO region codes for destination. Required for ship_to scope.",
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "ships_from_regions": {
                        "description": "ISO region codes for origin. Optional for ship_to scope.",
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      }
                    },
                    "type": "object"
                  },
                  "kind": {
                    "description": "Which marketplace side to search.",
                    "enum": [
                      "listings",
                      "requests"
                    ],
                    "type": "string"
                  },
                  "limit": {
                    "description": "Results per page (1-100, default 20).",
                    "type": "number"
                  },
                  "q": {
                    "description": "Free-text query (nullable).",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "scope": {
                    "description": "Primary modality for the search. Each scope requires specific filters \u2014 see \"filters\" description.",
                    "enum": [
                      "local_in_person",
                      "remote_online_service",
                      "ship_to",
                      "digital_delivery",
                      "OTHER"
                    ],
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "target": {
                    "description": "Optional target constraint to search a specific node.",
                    "properties": {
                      "node_id": {
                        "description": "Restrict search to a specific node by ID.",
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "username": {
                        "description": "Restrict search to a specific node by display name.",
                        "type": [
                          "string",
                          "null"
                        ]
                      }
                    },
                    "type": "object"
                  }
                },
                "required": [
                  "kind",
                  "scope",
                  "filters",
                  "budget"
                ],
                "type": "object"
              },
              "name": "fabric_search"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Create inventory in one tool. Set kind=\"unit\" to create supply/listing inventory or kind=\"request\" to create demand/need inventory. Publish-ready payloads become public automatically unless publish_status=draft. Creating inventory is free (0 credits).",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "accept_substitutions": {
                    "description": "Whether substitutes are acceptable (default true). Request-only.",
                    "type": [
                      "boolean",
                      "null"
                    ]
                  },
                  "category_ids": {
                    "description": "Category IDs (array of integers). Use fabric_get_categories to discover valid IDs.",
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "condition": {
                    "description": "Condition of the item.",
                    "enum": [
                      "new",
                      "like_new",
                      "good",
                      "fair",
                      "poor",
                      "unknown",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "custom_measure": {
                    "description": "Custom measure label (when measure=CUSTOM).",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "delivery_format": {
                    "description": "Delivery format (required for digital_delivery).",
                    "enum": [
                      "file",
                      "license_key",
                      "download_link",
                      "other",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "description": {
                    "description": "Detailed description.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "dest_region": {
                    "description": "Destination region object (required for ship_to).",
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "estimated_value": {
                    "description": "Estimated value (informational only).",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "kind": {
                    "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                    "enum": [
                      "unit",
                      "request"
                    ],
                    "type": "string"
                  },
                  "location_text_public": {
                    "description": "Public location text (required for local_in_person).",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "measure": {
                    "description": "Unit of measure.",
                    "enum": [
                      "EA",
                      "KG",
                      "LB",
                      "L",
                      "GAL",
                      "M",
                      "FT",
                      "HR",
                      "DAY",
                      "LOT",
                      "CUSTOM",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "need_by": {
                    "description": "ISO date by which the need must be fulfilled. Request-only.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "origin_region": {
                    "description": "Origin region object {country_code, admin1, ...} (required for ship_to).",
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "public_summary": {
                    "description": "Public summary shown in search results.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "publish_status": {
                    "description": "Optional create-time visibility override. Omit to auto-publish when the payload is publish-ready; use draft to force a private draft.",
                    "enum": [
                      "draft",
                      "published",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "quantity": {
                    "description": "Quantity available.",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "scope_notes": {
                    "description": "Notes for OTHER scope.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "scope_primary": {
                    "description": "Primary scope. Required at publish time.",
                    "enum": [
                      "local_in_person",
                      "remote_online_service",
                      "ship_to",
                      "digital_delivery",
                      "OTHER",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "scope_secondary": {
                    "description": "Secondary scopes (array of scope strings).",
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "service_region": {
                    "description": "Service region {country_code, admin1} (required for remote_online_service).",
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "tags": {
                    "description": "Tags (array of strings).",
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "title": {
                    "description": "Title of the unit/resource.",
                    "type": "string"
                  },
                  "ttl_minutes": {
                    "description": "Time-to-live in minutes (60-525600). Request-only.",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "type": {
                    "description": "Type of resource (e.g. \"goods\", \"service\"). Required at publish time.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "kind",
                  "title"
                ],
                "type": "object"
              },
              "name": "fabric_create_inventory"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Publish or unpublish inventory. Set action=\"publish\" or action=\"unpublish\", plus kind and inventory_id. Free (0 credits).",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "action": {
                    "description": "Inventory visibility action.",
                    "enum": [
                      "publish",
                      "unpublish"
                    ],
                    "type": "string"
                  },
                  "inventory_id": {
                    "description": "UUID of the inventory record to change.",
                    "type": "string"
                  },
                  "kind": {
                    "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                    "enum": [
                      "unit",
                      "request"
                    ],
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "action",
                  "kind",
                  "inventory_id"
                ],
                "type": "object"
              },
              "name": "fabric_set_inventory_visibility"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "List your own inventory. Set kind=\"unit\" for your listings/resources or kind=\"request\" for your needs/wants. Returns both draft and published records, excluding deleted.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "cursor": {
                    "description": "Pagination cursor.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "kind": {
                    "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                    "enum": [
                      "unit",
                      "request"
                    ],
                    "type": "string"
                  },
                  "limit": {
                    "description": "Results per page (default 20).",
                    "type": "number"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "kind"
                ],
                "type": "object"
              },
              "name": "fabric_list_inventory"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Patch inventory by kind. Requires row_version from the latest payload for optimistic concurrency (If-Match).",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "accept_substitutions": {
                    "description": "Whether substitutes are acceptable (default true). Request-only.",
                    "type": [
                      "boolean",
                      "null"
                    ]
                  },
                  "category_ids": {
                    "description": "Category IDs (array of integers). Use fabric_get_categories to discover valid IDs.",
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "condition": {
                    "description": "Condition of the item.",
                    "enum": [
                      "new",
                      "like_new",
                      "good",
                      "fair",
                      "poor",
                      "unknown",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "custom_measure": {
                    "description": "Custom measure label (when measure=CUSTOM).",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "delivery_format": {
                    "description": "Delivery format (required for digital_delivery).",
                    "enum": [
                      "file",
                      "license_key",
                      "download_link",
                      "other",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "description": {
                    "description": "Detailed description.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "dest_region": {
                    "description": "Destination region object (required for ship_to).",
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "estimated_value": {
                    "description": "Estimated value (informational only).",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "inventory_id": {
                    "description": "UUID of the inventory record to update.",
                    "type": "string"
                  },
                  "kind": {
                    "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                    "enum": [
                      "unit",
                      "request"
                    ],
                    "type": "string"
                  },
                  "location_text_public": {
                    "description": "Public location text (required for local_in_person).",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "measure": {
                    "description": "Unit of measure.",
                    "enum": [
                      "EA",
                      "KG",
                      "LB",
                      "L",
                      "GAL",
                      "M",
                      "FT",
                      "HR",
                      "DAY",
                      "LOT",
                      "CUSTOM",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "need_by": {
                    "description": "ISO date by which the need must be fulfilled. Request-only.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "origin_region": {
                    "description": "Origin region object {country_code, admin1, ...} (required for ship_to).",
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "public_summary": {
                    "description": "Public summary shown in search results.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "publish_status": {
                    "description": "Optional create-time visibility override. Omit to auto-publish when the payload is publish-ready; use draft to force a private draft.",
                    "enum": [
                      "draft",
                      "published",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "quantity": {
                    "description": "Quantity available.",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "row_version": {
                    "description": "Current row_version from the latest GET/list response.",
                    "type": "number"
                  },
                  "scope_notes": {
                    "description": "Notes for OTHER scope.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "scope_primary": {
                    "description": "Primary scope. Required at publish time.",
                    "enum": [
                      "local_in_person",
                      "remote_online_service",
                      "ship_to",
                      "digital_delivery",
                      "OTHER",
                      null
                    ],
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "scope_secondary": {
                    "description": "Secondary scopes (array of scope strings).",
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "service_region": {
                    "description": "Service region {country_code, admin1} (required for remote_online_service).",
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "tags": {
                    "description": "Tags (array of strings).",
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "title": {
                    "description": "Title of the unit/resource.",
                    "type": "string"
                  },
                  "ttl_minutes": {
                    "description": "Time-to-live in minutes (60-525600). Request-only.",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "type": {
                    "description": "Type of resource (e.g. \"goods\", \"service\"). Required at publish time.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "kind",
                  "inventory_id",
                  "row_version"
                ],
                "type": "object"
              },
              "name": "fabric_update_inventory"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Soft-delete inventory you own. Set kind=\"unit\" or kind=\"request\". Removed from private inventory and public projections.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "inventory_id": {
                    "description": "UUID of the inventory record to delete.",
                    "type": "string"
                  },
                  "kind": {
                    "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                    "enum": [
                      "unit",
                      "request"
                    ],
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "kind",
                  "inventory_id"
                ],
                "type": "object"
              },
              "name": "fabric_delete_inventory"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Get inventory you own by kind. Set kind=\"unit\" or kind=\"request\". Returns the full canonical record.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "inventory_id": {
                    "description": "UUID of the inventory record to retrieve.",
                    "type": "string"
                  },
                  "kind": {
                    "description": "Inventory kind. Use \"unit\" for supply/listings and \"request\" for demand/needs.",
                    "enum": [
                      "unit",
                      "request"
                    ],
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "kind",
                  "inventory_id"
                ],
                "type": "object"
              },
              "name": "fabric_get_inventory"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Inspect another node's public inventory. Set kind=\"listings\" or kind=\"requests\". Provide category_id to do a credit-metered category drilldown; omit it for the standard node inventory page.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "budget_credits_max": {
                    "description": "Optional hard budget cap for category drilldowns.",
                    "type": "number"
                  },
                  "category_id": {
                    "description": "Optional category ID for a drilldown view.",
                    "type": "number"
                  },
                  "cursor": {
                    "description": "Pagination cursor.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "kind": {
                    "description": "Public inventory kind to inspect on another node.",
                    "enum": [
                      "listings",
                      "requests"
                    ],
                    "type": "string"
                  },
                  "limit": {
                    "description": "Results per page (default 20).",
                    "type": "number"
                  },
                  "node_id": {
                    "description": "Target node UUID.",
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "node_id",
                  "kind"
                ],
                "type": "object"
              },
              "name": "fabric_get_node_inventory"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Get category summaries for up to 50 public nodes at once.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "kind": {
                    "description": "Which inventory type to summarize.",
                    "enum": [
                      "listings",
                      "requests",
                      "both"
                    ],
                    "type": "string"
                  },
                  "node_ids": {
                    "description": "Target node UUIDs (1-50).",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "node_ids",
                  "kind"
                ],
                "type": "object"
              },
              "name": "fabric_get_nodes_categories_summary"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Manage API keys for the authenticated node. Use action=\"create\", \"list\", or \"revoke\".",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "action": {
                    "description": "Auth key management action.",
                    "enum": [
                      "create",
                      "list",
                      "revoke"
                    ],
                    "type": "string"
                  },
                  "key_id": {
                    "description": "Key UUID for revoke.",
                    "type": "string"
                  },
                  "label": {
                    "description": "Human-readable label for create.",
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "action"
                ],
                "type": "object"
              },
              "name": "fabric_auth_keys"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Read offer data. Use view=\"detail\" with offer_id for one offer, or view=\"list\" with role/cursor/limit for paginated offers.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "cursor": {
                    "description": "Pagination cursor for list view.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "limit": {
                    "description": "Results per page for list view.",
                    "type": "number"
                  },
                  "offer_id": {
                    "description": "Offer UUID for detail view.",
                    "type": "string"
                  },
                  "request_id": {
                    "description": "Optional request UUID for list view.",
                    "type": "string"
                  },
                  "role": {
                    "description": "Offer role filter for list view.",
                    "enum": [
                      "made",
                      "received"
                    ],
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "view": {
                    "description": "Use detail for one offer, list for paginated offer lists.",
                    "enum": [
                      "detail",
                      "list"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "view"
                ],
                "type": "object"
              },
              "name": "fabric_get_offers"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Poll offer lifecycle events for the authenticated node. Returns events like offer_created, offer_accepted, offer_countered, etc. Use this as the fallback when your runtime cannot receive webhooks. Uses opaque cursor with strictly-after semantics.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "limit": {
                    "description": "Max events to return (1-100, default 50).",
                    "type": "number"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "since": {
                    "description": "Opaque cursor from previous response for strictly-after pagination.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "type": "object"
              },
              "name": "fabric_get_events"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Create or counter an offer. Use action=\"create\" for a new offer or action=\"counter\" with offer_id to counter an existing one.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "action": {
                    "description": "Offer write action.",
                    "enum": [
                      "create",
                      "counter"
                    ],
                    "type": "string"
                  },
                  "note": {
                    "description": "Offer note or counter note.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "offer_id": {
                    "description": "Existing offer UUID when action=\"counter\".",
                    "type": "string"
                  },
                  "request_id": {
                    "description": "Optional request UUID when action=\"create\".",
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "thread_id": {
                    "description": "Optional thread UUID for create.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "ttl_minutes": {
                    "description": "Offer TTL in minutes.",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "unit_ids": {
                    "description": "Unit UUIDs for create/counter as applicable.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "action"
                ],
                "type": "object"
              },
              "name": "fabric_write_offer"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Accept, reject, or cancel an offer. Use action=\"accept\", \"reject\", or \"cancel\".",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "action": {
                    "description": "Offer decision action.",
                    "enum": [
                      "accept",
                      "reject",
                      "cancel"
                    ],
                    "type": "string"
                  },
                  "offer_id": {
                    "description": "Offer UUID to resolve.",
                    "type": "string"
                  },
                  "reason": {
                    "description": "Optional reason for reject/cancel.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "action",
                  "offer_id"
                ],
                "type": "object"
              },
              "name": "fabric_decide_offer"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Reveal counterparty contact info after mutual acceptance. Returns email, phone, and messaging handles. Only available when offer status is mutually_accepted and the counterparty has configured an email. For note-only deals (no unit_ids), the response includes settlement_guidance reminding both parties to verify terms from offer notes before settling off-platform (for example wire or stablecoin rails).",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "offer_id": {
                    "description": "UUID of the mutually accepted offer.",
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "offer_id"
                ],
                "type": "object"
              },
              "name": "fabric_reveal_contact"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Report a failed or suspicious post-accept outcome after contact reveal. Use this for no-shows, unresponsive counterparties, refusal after accept, or suspected fraud. One report per side per offer.",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "evidence_ref": {
                    "description": "Optional external evidence reference or URL.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "note": {
                    "description": "Optional human-readable context.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "offer_id": {
                    "description": "UUID of the mutually accepted offer to report.",
                    "type": "string"
                  },
                  "reason": {
                    "description": "Structured report reason.",
                    "enum": [
                      "no_show",
                      "unresponsive",
                      "refused_after_accept",
                      "fraud_suspected",
                      "other"
                    ],
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "offer_id",
                  "reason"
                ],
                "type": "object"
              },
              "name": "fabric_report_offer"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": true
              },
              "description": "Read billing/credit data. Use view=\"balance\", \"quote\", \"ledger\", or \"crypto_currencies\".",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "cursor": {
                    "description": "Pagination cursor for ledger view.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "limit": {
                    "description": "Results per page for ledger view.",
                    "type": "number"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "view": {
                    "description": "Billing/credits view to retrieve.",
                    "enum": [
                      "balance",
                      "quote",
                      "ledger",
                      "crypto_currencies"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "view"
                ],
                "type": "object"
              },
              "name": "fabric_get_billing_info"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Start a purchase flow. Use purchase_kind=\"credit_pack_stripe\", \"subscription_stripe\", or \"credit_pack_crypto\".",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "cancel_url": {
                    "description": "Optional cancel redirect for Stripe purchases.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "pack_code": {
                    "description": "Credit pack to purchase when applicable.",
                    "enum": [
                      "credits_500",
                      "credits_1500",
                      "credits_4500"
                    ],
                    "type": "string"
                  },
                  "pay_currency": {
                    "description": "Crypto payment currency when purchase_kind=\"credit_pack_crypto\".",
                    "enum": [
                      "usdcsol"
                    ],
                    "type": "string"
                  },
                  "plan_code": {
                    "description": "Subscription plan when purchase_kind=\"subscription_stripe\".",
                    "enum": [
                      "basic",
                      "pro",
                      "business"
                    ],
                    "type": "string"
                  },
                  "purchase_kind": {
                    "description": "Purchase flow to start.",
                    "enum": [
                      "credit_pack_stripe",
                      "subscription_stripe",
                      "credit_pack_crypto"
                    ],
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "success_url": {
                    "description": "Optional success redirect for Stripe purchases.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "purchase_kind"
                ],
                "type": "object"
              },
              "name": "fabric_start_purchase"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": true,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Read or update your profile. Use action=\"get\" or action=\"update\".",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "action": {
                    "description": "Profile action.",
                    "enum": [
                      "get",
                      "update"
                    ],
                    "type": "string"
                  },
                  "display_name": {
                    "description": "Updated display name.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "email": {
                    "description": "Updated email address.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "event_webhook_secret": {
                    "description": "Webhook signing secret.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "event_webhook_url": {
                    "description": "Webhook URL for event delivery.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "messaging_handles": {
                    "description": "Updated messaging handles for contact reveal.",
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "action"
                ],
                "type": "object"
              },
              "name": "fabric_profile"
            },
            {
              "annotations": {
                "destructiveHint": false,
                "idempotentHint": false,
                "openWorldHint": false,
                "readOnlyHint": false
              },
              "description": "Read or claim referral data. Use action=\"code\", \"stats\", or \"claim\".",
              "inputSchema": {
                "additionalProperties": false,
                "properties": {
                  "action": {
                    "description": "Referral action.",
                    "enum": [
                      "code",
                      "stats",
                      "claim"
                    ],
                    "type": "string"
                  },
                  "referral_code": {
                    "description": "Referral code to claim when action=\"claim\".",
                    "type": "string"
                  },
                  "session_token": {
                    "description": "Optional session token from fabric_login_session. Use when your MCP client cannot set Authorization headers.",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "action"
                ],
                "type": "object"
              },
              "name": "fabric_referrals"
            }
          ]
        }
      },
      "bad_protocol_status_code": 200,
      "delete_error": null,
      "delete_status_code": null,
      "expired_session_error": null,
      "expired_session_status_code": null,
      "issues": [
        "missing_session_id",
        "missing_protocol_header",
        "bad_protocol_not_rejected"
      ],
      "last_event_id_visible": false,
      "protocol_header_present": false,
      "requested_protocol_version": "2024-11-05",
      "session_id_present": false,
      "transport": "streamable-http"
    }
  },
  "remote_url": "https://fabric-api-393345198409.us-west1.run.app/mcp",
  "server_card_payload": null,
  "server_identifier": "io.github.Fabric-Protocol/fabric"
}

Known versions

0.4.0

Validation history

7 day score delta

+0.0

30 day score delta

+0.5

Recent healthy ratio

100%

Freshness

606.8h

Timestamp	Status	Score	Latency	Tools
Apr 09, 2026 12:55:33 AM UTC	Healthy	74.3	1687.7 ms	28
Apr 08, 2026 12:52:15 AM UTC	Healthy	74.3	2183.1 ms	28
Apr 07, 2026 12:47:26 AM UTC	Healthy	74.3	2261.1 ms	28
Apr 06, 2026 12:45:01 AM UTC	Healthy	74.3	2139.3 ms	28
Apr 05, 2026 12:42:48 AM UTC	Healthy	74.3	2475.0 ms	28
Apr 04, 2026 12:40:47 AM UTC	Healthy	73.8	2288.7 ms	28
Apr 03, 2026 12:36:00 AM UTC	Healthy	70.7	2190.7 ms	28
Apr 02, 2026 12:23:05 AM UTC	Healthy	74.3	2271.6 ms	53

Validation timeline

Validated	Summary	Score	Protocol	Auth mode	Tools	High-risk tools	Changes
Apr 09, 2026 12:55:33 AM UTC	Healthy	74.3	2024-11-05	public	28	13	none
Apr 08, 2026 12:52:15 AM UTC	Healthy	74.3	2024-11-05	public	28	13	none
Apr 07, 2026 12:47:26 AM UTC	Healthy	74.3	2024-11-05	public	28	13	none
Apr 06, 2026 12:45:01 AM UTC	Healthy	74.3	2024-11-05	public	28	13	none
Apr 05, 2026 12:42:48 AM UTC	Healthy	74.3	2024-11-05	public	28	13	none
Apr 04, 2026 12:40:47 AM UTC	Healthy	73.8	2024-11-05	public	28	13	none
Apr 03, 2026 12:36:00 AM UTC	Healthy	70.7	2024-11-05	public	28	13	tool_snapshot_changed
Apr 02, 2026 12:23:05 AM UTC	Healthy	74.3	2024-11-05	public	53	20	none
Mar 31, 2026 11:55:14 PM UTC	Healthy	74.3	2024-11-05	public	53	20	none
Mar 30, 2026 11:48:48 PM UTC	Healthy	74.3	2024-11-05	public	53	20	none
Mar 29, 2026 11:25:26 PM UTC	Healthy	74.3	2024-11-05	public	53	20	none
Mar 28, 2026 10:06:23 PM UTC	Healthy	74.3	2024-11-05	public	53	20	none

Recent validation runs

Started	Status	Summary	Latency	Checks
Apr 09, 2026 12:55:32 AM UTC	Completed	Healthy	1687.7 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Apr 08, 2026 12:52:13 AM UTC	Completed	Healthy	2183.1 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Apr 07, 2026 12:47:23 AM UTC	Completed	Healthy	2261.1 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Apr 06, 2026 12:44:59 AM UTC	Completed	Healthy	2139.3 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Apr 05, 2026 12:42:45 AM UTC	Completed	Healthy	2475.0 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Apr 04, 2026 12:40:45 AM UTC	Completed	Healthy	2288.7 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Apr 03, 2026 12:35:58 AM UTC	Completed	Healthy	2190.7 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Apr 02, 2026 12:23:02 AM UTC	Completed	Healthy	2271.6 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Mar 31, 2026 11:55:12 PM UTC	Completed	Healthy	2433.0 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe
Mar 30, 2026 11:48:45 PM UTC	Completed	Healthy	2358.1 ms	action_safety_probe, advanced_capabilities_probe, connector_publishability_probe, connector_replay_probe, determinism_probe, initialize, interactive_flow_probe, oauth_authorization_server, oauth_protected_resource, official_registry_probe, openid_configuration, probe_noise_resilience, prompt_get, prompts_list, protocol_version_probe, provenance_divergence_probe, request_association_probe, resource_read, resources_list, server_card, session_resume_probe, step_up_auth_probe, tool_snapshot_probe, tools_list, transport_compliance_probe, utility_coverage_probe