{"uid":"cap_vdlMybUpG23M2Xhw2Vk_i","slug":"api-thetrustlayer-xyz-28c83d87","name":"TrustLayer ERC-8004 Owner Agent Lookup","description":"Looks up an owner address in indexed ERC-8004 registry data and returns associated agents, chains, trust score, and risk assessment. If no agents are found, it returns a structured negative result with explanatory note.","url":"https://api.thetrustlayer.xyz/owner/0x742d35Cc6634C0532925a3b844Bc9e7595a8bC32","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":["address"],"properties":{"address":{"type":"string","description":"Owner wallet address (EVM 0x... or Solana)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"address":"0x742d35Cc6634C0532925a3b844Bc9e7595a8bC32"}}},"response":{"note":"No agents found owned by this address. The address may not be registered as an owner in any ERC-8004 registry we index.","found":false,"agents":[],"chains":[],"totalAgents":0,"ownerAddress":"0x742d35Cc6634C0532925a3b844Bc9e7595a8bC32","avgTrustScore":null,"riskAssessment":"unknown"}},"exampleRequest":{"address":"0x742d35Cc6634C0532925a3b844Bc9e7595a8bC32"},"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_0LN7WZRitDY5Jx2SMumuJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up an EVM or Solana owner wallet address in indexed ERC-8004 registry data and returns all associated AI agents, their chains, aggregate trust score, and risk assessment.","exampleAgentPrompt":"Can you look up wallet address 0x742d35Cc6634C0532925a3b844Bc9e7595a8bC32 in the TrustLayer ERC-8004 registry and tell me what AI agents it owns, which chains they're on, and what the trust score and risk assessment look like?","exampleUseCases":null,"resultDescription":"Returns a structured object containing the owner address, a list of associated AI agents (empty array if none), the chains those agents operate on, total agent count, average trust score (null if no agents), and a risk assessment string. If no agents are found, includes an explanatory note and found:false.","failureModes":["Address not registered in any indexed ERC-8004 registry: returns found:false with empty agents array and note explaining absence","Invalid address format: may return 400 or empty result","Network or indexing lag: registry data may be stale","Unsupported address format: non-EVM/non-Solana addresses may fail","Payment not processed (x402): returns 402 requiring $0.001 USDC payment"],"whenToPreferThis":"Use this endpoint when you need to discover all AI agents associated with a specific wallet owner across chains, rather than looking up a specific known agent. Prefer this over the agent-specific trust score endpoint when you have an owner address but not individual agent addresses. Ideal for portfolio-level risk assessment of an agent operator.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:43:21.221Z","isFirstParty":false}