{"uid":"cap_ttI8JqO1wNj3x57n_Nx7p","slug":"trustlayer-agent-reputation-lookup-f834c754","name":"TrustLayer Agent Reputation Lookup","description":"Reputation intelligence for the autonomous agent economy. Trust scores, Sybil detection, and cross-chain identity for 130,000+ ERC-8004 agents across 20 chains. Powered by x402 micropayments.","url":"https://api.thetrustlayer.xyz/agent/%7BagentId%7D","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":["agentId"],"properties":{"agentId":{"type":"string","description":"Agent ID in chain:id format (e.g. base:1378)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"name":"QuickNick","agentId":"base:1378","trustScore":73,"feedbackCount":250,"uniqueCallers":109}},"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"agentId":"base:1378"}}},"response":{"name":"Gekko Rebalancer","chain":"base","agentId":"base:1378","scoredAt":"2026-06-18T06:00:44.306Z","trustScore":38,"description":"Portfolio rebalancing and drift management agent. Automatically detects allocation drift, calculates optimal rebalancing strategies, and executes rebalancing transactions to maintain target portfolio weights. Monitors APY changes, risk shifts, and market conditions to keep portfolios optimized on Base DeFi.","lastSyncedAt":"2026-06-17T06:17:11.348Z","scoreProfile":30,"feedbackCount":250,"scoreFeedback":24,"uniqueCallers":109,"scoreLegitimacy":8}},"exampleRequest":{"agentId":"base:1378"},"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_LdSIarWRLOIr8t4aQT9vr","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns trust score, feedback count, and unique caller statistics for a specific ERC-8004 agent by chain and ID","exampleAgentPrompt":"Before I pay for that service, can you check the TrustLayer reputation for agent base:1378 — I want to see its trust score and how many unique callers it has had?","exampleUseCases":null,"resultDescription":"Returns a JSON object with the agent's name, chain-scoped agentId, numeric trust score (0-100), total feedback count, and count of unique callers who have interacted with the agent.","failureModes":["Agent ID not found — returns 404 if the agentId does not exist in the registry","Invalid agentId format — returns 400 if the chain:id format is malformed or chain is unsupported","Payment failure — returns 402 if x402 micropayment is not provided or insufficient","Rate limiting — returns 429 if too many requests in a short window","Agent on unsupported chain — returns 404 if the chain is not among the 20 indexed chains"],"whenToPreferThis":"Use this endpoint when you need a quick, lightweight trust summary for a specific agent before deciding whether to call or pay for its services. It is the fastest single-agent reputation check and is ideal for pre-flight trust gating in autonomous agent workflows. Prefer the full forensics endpoint if you need Sybil detection details or reviewer weighting breakdowns.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:30:22.008Z","isFirstParty":false}