{"uid":"cap_FpatAYFwfoJuncPe9tpAf","slug":"x402-agent-suite-attestation-registry-lookup-40a89819","name":"x402 Agent Suite Attestation Registry Lookup","description":"24 paid x402 infrastructure APIs for AI agent fleets: buy advisor, audition coach, guard, proxy, MPP, attestations, and pipeline orchestration.","url":"https://x402-agent-suite-production.up.railway.app/api/attestation/registry?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["count","records","policy"],"properties":{"count":{"type":"number"},"policy":{"type":"string"},"records":{"type":"array","items":{"type":"object"}}}}}}}},"responseSchema":{"type":"json","example":{"count":0,"policy":"Attestation registry entries","records":[]}},"example":{"request":{"input":{"queryParams":{"limit":50,"agentId":"agent-abc123","minGrade":"B"}},"output":{"example":{"count":0,"policy":"Attestation registry entries","records":[]}}},"response":{"count":0,"policy":"Agents with valid attestations may require X-Suite-Attestation header in partner networks","records":[],"marketplaceNote":"Partner agents can reject paid calls without a valid attestation from this registry"}},"exampleRequest":{"input":{"queryParams":{"limit":50,"agentId":"agent-abc123","minGrade":"B"}},"output":{"example":{"count":0,"policy":"Attestation registry entries","records":[]}}},"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Cperk-hhxj6lvYvjqBeVo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up attestation records from the registry, filterable by agent ID and minimum security grade, after micropayment on Base or Solana.","exampleAgentPrompt":"Can you look up the attestation registry for agent ID 'agent-abc123', returning up to 50 records and only those with a minimum security grade of B?","exampleUseCases":null,"resultDescription":"Returns a JSON object containing a count of matching attestation records, the policy description, and an array of registry entry records filtered by the specified agentId and minGrade parameters.","failureModes":["Payment not received or invalid — returns 402 Payment Required","Invalid minGrade value outside A–F range — returns 400 Bad Request","No records found for specified agentId — returns empty records array with count 0","Network unavailable (Base/Solana) — returns 503 Service Unavailable","Invalid limit parameter (non-integer) — returns 400 Bad Request"],"whenToPreferThis":"Use this endpoint when you need to bulk-query or search the attestation registry with filters (by agent ID and/or minimum security grade), as opposed to verifying a single specific attestation. Prefer this over the sibling verification endpoint when you want a list of registry entries rather than a binary pass/fail check on one attestation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:32:48.346Z","isFirstParty":false,"canonicalSlug":"x402-agent-suite-attestation-registry-lookup-40a89819"}