{"protocolVersion":"0.3.0","name":"Agent Guild","description":"Seal machine intent without exposing its payload (the Guild attests provenance, not truth). Ask 'can I safely use or pay this endpoint?' with preflight: <url>. Vet trust, settle work, or file confidential incidents. Supporting portable Agent Passport: passport_offer:agent_card. Full REST/MCP: documentationUrl.","author":"Agent Guild","wellKnownURI":"https://agent-guild-5d5r.onrender.com/.well-known/agent-card.json","url":"https://agent-guild-5d5r.onrender.com/a2a","version":"2.7.0","provider":{"organization":"Agent Guild","url":"https://agent-guild-5d5r.onrender.com/"},"documentationUrl":"https://agent-guild-5d5r.onrender.com/for-agents","iconUrl":null,"supportsAuthenticatedExtendedCard":null,"security":[],"securitySchemes":{},"capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false,"extensions":[{"uri":"https://agent-guild.ai/ext/caller-identity/v1","params":{"rules":"https://agent-guild-5d5r.onrender.com/discovery/reach","mcp_field":"initialize.clientInfo{name,version}","http_header":"User-Agent: <actual framework>/<version>"},"required":false,"description":"Optional honest caller identification."},{"uri":"https://agent-guild.ai/ext/trust/v1","params":{"contract":"AGD-1/1.0","conformance":"https://agent-guild-5d5r.onrender.com/standard","demand_feed":"https://agent-guild-5d5r.onrender.com/demand/feed","proof_suite":"eddsa-jcs-2022","decision_endpoint":"https://agent-guild-5d5r.onrender.com/check","passport_endpoint":"https://agent-guild-5d5r.onrender.com/agents/{id}/passport","coordination_policy":"AGCS-1/1.1","coordination_policy_url":"https://agent-guild-5d5r.onrender.com/coordination-policy"},"required":false,"description":"AGI-1 trust evidence and AGCS-1 authority semantics."},{"uri":"https://github.com/google-a2a/a2a-x402/v0.1","params":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0xaa4E3ba0Eb5f564cAb54dDC08f5BaAfb3D4cA8E5","network":"eip155:8453","x402Version":1,"priced_operation":"check","resource_template":"https://agent-guild-5d5r.onrender.com/check?capability=<cap>"},"required":false,"description":"x402 on-chain payments for paid trust reads. A `check: <capability>` message returns a payment-required Task; submit a signed x402 payment (x402.payment.status=payment-submitted, with the taskId) to receive the trust decision plus a signed receipt. Same price and policy as GET /check."}]},"defaultInputModes":["text/plain"],"defaultOutputModes":["application/json","text/plain"],"skills":[{"id":"guild.preflight","name":"Check an endpoint (free)","description":"Live claimed-vs-observed endpoint check.","tags":["trust","preflight","safety"],"examples":["preflight: https://some-agent.example/a2a"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"guild.preflight.deep","name":"Deep endpoint check (paid)","description":"Preflight plus drift, corroboration and policy evidence.","tags":["trust","preflight","paid"],"examples":["deep-preflight: https://some-agent.example/a2a"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"guild.index","name":"Search the trust index (free)","description":"Search endpoints the Guild has observed.","tags":["discovery","trust"],"examples":["index: translation"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"guild.check","name":"Vet a capability","description":"Evidence and reachability for one delegation capability.","tags":["trust","delegation"],"examples":["check: fact-check"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"guild.capabilities","name":"Supply and demand map","description":"Registered supply plus capabilities with unmet demand.","tags":["discovery","demand"],"examples":["capabilities"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"guild.report","name":"Report a safety incident","description":"Write-only confidential report; returns a signed hash receipt.","tags":["safety","incident"],"examples":["{\"skill\":\"guild.report\",\"args\":{\"category\":\"unsafe_action\",\"severity\":\"high\",\"details\":\"<private report>\"}}"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"guild.invoke","name":"Invoke a utility capability","description":"Send 'invoke: <capability_id> <json>'. Schemas: https://agent-guild-5d5r.onrender.com/.well-known/ag-identities/index.json","tags":["utility","deterministic"],"examples":["invoke: json.repair {\"text\":\"{'a':1,}\"}"],"inputModes":["text/plain"],"outputModes":["application/json"]}],"conformance":true,"conformance_errors":null,"homepage":null,"repository":null,"license":null,"pricing":null,"contact":null,"id":"611cf108-f427-4dc3-8bf3-2433529cbf9b","created_at":"2026-07-02T07:15:57.501380Z","updated_at":"2026-10-13T00:44:15.660697Z","hidden":false,"flag_count":0,"maintainer_notes":"Verified working at registration. Agent responds to `message/send` correctly via the A2A SDK.","category":"trust-safety","category_secondary":null,"uptime_percentage":100.0,"avg_response_time_ms":1762,"last_health_check":"2026-10-13T00:44:15.555420Z","is_healthy":true,"status_notes":["Returning errors when contacted by users (Agent returned an unexpected error)"],"task_conformance":{"category":"WORKING","passed":true,"checked_at":"2026-10-12T07:07:18.965826Z","response_ms":1010}}