{"uid":"cap_iu6P5QGnFbPgX4UKXRB57","slug":"losbeto-agent-reputation-erc-8004-10d39b8d","name":"Losbeto Agent Reputation (ERC-8004)","description":"On-chain trust for AI agents (ERC-8004, weeks-old standard): identity (owner, agentURI) plus reputation aggregation (getSummary) over caller-supplied client addresses on the Base registries. First x402 endpoint of its...","url":"https://api.losbeto.xyz/agent-reputation?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","properties":{"queryParams":{"type":"object","required":["agentId","clients"],"properties":{"agentId":{"type":"string","description":"agentId parameter"},"clients":{"type":"string","description":"clients parameter"}}}}},"output":{"type":"object","properties":{"example":{"type":"object","description":"On-chain trust for AI agents (ERC-8004, weeks-old standard): identity (owner, agentURI) plus reputation aggregation (getSummary) over caller-supplied client addresses on the Base registries. First x402 endpoint of its kind. Defaults to this node's own agentId 87048 as a live demo."}}}}},"responseSchema":{"type":"json"},"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_pfdqfcUKyqfzYRP5HROsY","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":"Fetches on-chain identity and aggregated reputation for an AI agent on Base using ERC-8004, given an agent ID and a list of client addresses.","exampleAgentPrompt":"Can you pull the on-chain ERC-8004 reputation summary for agent ID 87048 on Base, checking against clients 0xAbc123 and 0xDef456?","exampleUseCases":[{"title":"Verify agent trust before hiring","prompt":"Before I let this AI agent handle my funds, can you check its on-chain reputation on Base using ERC-8004 — agent ID 12345 — and see what trust summary it has across my wallet addresses 0xAAA111 and 0xBBB222?"},{"title":"Resolve agent identity and owner","prompt":"Who owns the AI agent with ID 87048 on the Base registry, and what's its agentURI? Pull the full ERC-8004 identity for me."},{"title":"Audit reputation across client fleet","prompt":"I'm running a marketplace and need to vet an agent before onboarding it — can you fetch the ERC-8004 reputation aggregation for agent ID 55099 across these three client addresses: 0xC1, 0xC2, 0xC3?"}],"resultDescription":"Returns on-chain identity fields (owner address, agentURI) and an aggregated reputation summary (getSummary) computed over the caller-supplied client addresses from Base ERC-8004 registries.","failureModes":["Unknown agentId returns empty or null identity fields","Invalid client address format causes schema validation error","Agent not registered on Base ERC-8004 returns no reputation data","Network or RPC issues with Base chain cause timeout","Missing required query params (agentId or clients) returns 400-level error"],"whenToPreferThis":"Use this endpoint when you need to verify or audit an AI agent's trustworthiness using on-chain ERC-8004 data on the Base network — particularly when you need both identity resolution (owner, agentURI) and reputation aggregation over a specific set of client addresses in a single call. Prefer over off-chain reputation systems when cryptographic provability and decentralization matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T06:44:49.332Z","isFirstParty":false,"canonicalSlug":"losbeto-agent-reputation-erc-8004-10d39b8d"}