{"uid":"cap_szvlLt_Sz0RGvlDf69bmr","slug":"agent-trust-lookup-aa988aa7","name":"Agent Trust Lookup","description":"Know your agent before you serve it: wallet history and micro-payment behaviour on Base, ERC-8004 identity and feedback, Web Bot Auth and agent-card presence on a domain, and signed-request verification. Pay per call over x402, no API key.","url":"https://agent-trust.agent-utils.workers.dev/v1/agent","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"],"type":"string"},"queryParams":{"type":"object","required":["id"],"properties":{"id":{"type":"string","description":"ERC-8004 agentId (ERC-721 token id) on Base"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"agent":{"type":"object","properties":{"uri":{"type":["string","null"]},"owner":{"type":["string","null"]},"agentId":{"type":"string"},"clients":{"type":"integer"},"agentWallet":{"type":["string","null"]},"registration":{},"feedbackCount":{"type":"integer"},"recentFeedback":{"type":"array","items":{"type":"object"}},"feedbackAverage":{"type":["number","null"]}}},"checkedAt":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"agent":{"uri":"https://example.com/agent.json","owner":"0xabc…","agentId":"1","clients":2,"agentWallet":"0xabc…","registration":{"name":"Example Agent"},"feedbackCount":3,"recentFeedback":[{"tag1":"quality","tag2":"","value":1,"client":"0xdef…","revoked":false}],"feedbackAverage":0.67},"checkedAt":"2026-09-06T21:00:00.000Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_yV_pi5Dj7MNlX1ajvbRn9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up on-chain trust signals for an ERC-8004 registered AI agent on Base, including wallet history, micro-payment behavior, identity metadata, and community feedback.","exampleAgentPrompt":"Before I serve this incoming agent request, look up the trust profile for ERC-8004 agent ID 7 on Base — I want to see its wallet history, feedback average, and how many clients have used it.","exampleUseCases":[{"title":"Gating access to a paid API","prompt":"Before I let this agent call my service, check its on-chain trust profile for ERC-8004 agent ID 23 — I need to see its feedback average and micro-payment history on Base to decide whether to allow access."},{"title":"Vetting an agent before a business deal","prompt":"I'm about to let agent ID 15 handle some financial transactions on my behalf — can you pull its full trust profile on Base, including owner address, client count, and any recent feedback?"},{"title":"Monitoring agent reputation over time","prompt":"Check the current reputation snapshot for ERC-8004 agent ID 101 on Base — I want the feedback count, average score, and registration metadata so I can track how its trustworthiness has changed."}],"resultDescription":"Returns a JSON object with the agent's on-chain identity details including its URI, owner wallet address, agent wallet address, number of clients served, ERC-8004 registration metadata, total feedback count, recent feedback entries with tags and values, and a feedback average score, plus a timestamp of when the data was retrieved.","failureModes":["Invalid or non-existent agentId returns empty or null agent fields","Payment not received via x402 returns 402 Payment Required","Malformed agentId (non-integer or wrong format) returns validation error","Agent registered but no feedback yet returns feedbackCount 0 and null feedbackAverage","Base network connectivity issues may delay or fail the on-chain lookup"],"whenToPreferThis":"Choose this endpoint when you need to verify the trustworthiness of an ERC-8004 registered AI agent on Base before serving it, granting it access, or entering into an automated interaction with it. It is especially useful when you want a multi-signal trust assessment combining on-chain wallet behavior, community feedback scores, and identity metadata in a single pay-per-call lookup with no API key required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:39:03.897Z","isFirstParty":false}