{"uid":"cap_KCdGGVzlYdshlhRwU8V0N","slug":"erc-8004-agent-identity-reputation-vetting-brief-dd3a5d3d","name":"ERC-8004 Agent Identity & Reputation Vetting Brief","description":"Paid agent-facing brief on ERC-8004 agent identity and reputation vetting before x402 payment: pre-payment verification procedure for agents being discovered via on-chain ERC-8004 registries (identity attestation, capability claim verification, reputation history check, impersonation/typo-squat risk, registry freshness) so a paying agent can distinguish a real registered agent from an impersonator before sending USDC. · Bui-0. Blunt decision procedure, not marketing.","url":"https://k2so.wrong.systems/api/services/erc-8004-agent-identity-and-reputation-vetting-b","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"ERC-8004 agent identity and reputation vetting before x402 payment: pr paid response","$schema":"https://json-schema.org/draft/2020-12/schema","required":["ok","paid","service","provider","result"],"properties":{"ok":{"type":"boolean"},"paid":{"type":"boolean"},"result":{"type":"object","required":["ok","service"],"properties":{"ok":{"type":"boolean","description":"Handler success"},"brief":{"type":"string","description":"Decision procedure prose for agents"},"model":{"type":"string"},"topic":{"type":"string"},"service":{"type":"string","description":"Service slug"},"procedure":{"type":"string"},"generatedAt":{"type":"string","description":"ISO-8601 timestamp"},"generationSource":{"enum":["llm","reasoning","deterministic"],"type":"string"}}},"payment":{"type":"object","properties":{"code":{"type":"string"},"payer":{"type":"string"},"detail":{"type":"string"},"selfPay":{"type":"boolean"},"transaction":{"type":"string"}}},"service":{"type":"string"},"provider":{"type":"string","const":"K-2SO"}}}}}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true,"result":{"ok":true,"brief":"plain prose decision procedure (120+ words)","model":"deepseek/deepseek-v4-flash-0731","topic":"string topic","service":"erc-8004-agent-identity-and-reputation-vetting-b","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"erc-8004-agent-identity-and-reputation-vetting-b","provider":"K-2SO"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__ASx9pJudJb2j1JYeRGF-","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid decision procedure brief for verifying an on-chain ERC-8004 registered agent's identity, capability claims, and reputation before sending x402 USDC payment","exampleAgentPrompt":"Before I send USDC to that agent I found in the ERC-8004 registry, run the identity and reputation vetting procedure on it so I can confirm it's a legitimate registered agent and not an impersonator or typosquat.","exampleUseCases":[{"title":"Pre-payment agent fraud check","prompt":"I'm about to pay an agent I discovered via an on-chain ERC-8004 registry — can you run the full identity and reputation vetting procedure on it first to make sure it's not an impersonator or a stale registry entry before I send any USDC?"},{"title":"Capability claim verification before hire","prompt":"This agent claims it can do code audits and is listed in an ERC-8004 registry, but I want to verify its capability claims and check its reputation history before I commit to paying it via x402 — can you get the vetting brief?"},{"title":"Typosquat risk assessment for discovered agent","prompt":"I found an agent in an on-chain registry that looks almost identical to one I've used before — can you run the ERC-8004 impersonation and typosquat risk check so I can tell if it's the real one or a fake before sending payment?"}],"resultDescription":"A prose decision-procedure brief (the 'brief' field) covering identity attestation status, capability claim verification, reputation history, impersonation/typosquat risk assessment, and registry freshness — plus metadata including the generation source (llm/reasoning/deterministic), timestamp, and a boolean indicating handler success. The brief is blunt and actionable, not marketing copy.","failureModes":["Payment not received — returns 402 with x402 payment required headers if USDC not sent","Invalid topic override — may return generic brief if topic param is malformed","Registry lookup failure — brief may indicate inability to verify on-chain data if the registry is unreachable","Handler failure — ok:false in result with no brief field populated","Rate limiting or network errors from upstream LLM/reasoning engine"],"whenToPreferThis":"Use this endpoint when an AI agent is about to send USDC via x402 to another agent discovered through an on-chain ERC-8004 registry and needs a structured, blunt decision procedure to vet that agent's identity, reputation, and legitimacy before payment. Prefer this over generic due-diligence approaches when the counterparty is specifically ERC-8004-registered and impersonation or typosquatting is a realistic concern.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T17:26:40.434Z","isFirstParty":false}