{"uid":"cap_L1cOCe_DQMQCtRtwEXDai","slug":"agent-reputation-check-by-agentropolis-c82fb408","name":"Agent Reputation Check by Agentropolis","description":"Agent Reputation Check by Agentropolis: give a payTo and/or an agent / A2A / MCP URL. Returns owner, verified domain, real outside buyer history, wash flags and trust score from Agentropolis. Says when coverage is limited. Deterministic, no LLM.","url":"https://seenly-agent-reputation.vercel.app/api/check?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","description":"HTTPS agent card, A2A, MCP, kit.json, or origin URL to resolve."},"payTo":{"type":"string","description":"Seller / agent receive address (0x…). Optional if url resolves to one."},"domain":{"type":"string","description":"Optional domain hint."},"listing_id":{"type":"string","description":"Optional Agentropolis listing id hint."},"requestKey":{"type":"string","maxLength":128}}},"responseSchema":{"type":"json","example":{"kit":"seenly.agent-reputation-check","owner":{"organization":"Agentropolis","verified_domains":["seenly-pay-guard.vercel.app"]},"payTo":"0xeE6239F3E17bEBe5e89F21F29D74D68CAa0d78CE","coverage":"partial","listings":[],"aggregate":{"wash_flags":[],"trust_score":0.7,"verified_domains":["seenly-pay-guard.vercel.app"],"last_settlement_at":null,"first_settlement_at":null,"top_buyer_share_30d":0.4,"distinct_real_buyers_30d":3,"independent_settlements_all_time":3},"check_version":"agent-reputation-check-0.1.0","coverage_note":"Figures come from Agentropolis public listing trust...","verified_domain":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ZkOo5Xdn_5lWjarxlJG4x","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up trust score, verified ownership, real buyer history, and wash-trade flags for an agent/MCP/A2A endpoint or wallet address.","exampleAgentPrompt":"Before I pay this agent, can you check its Agentropolis reputation — the URL is https://someagent.example.com/agent.json and the wallet is 0xABCD1234? I want to see the trust score, whether the domain is verified, and if there are any wash trade flags.","exampleUseCases":[{"title":"Pre-payment agent vetting","prompt":"I'm about to send 0.10 USDC to this agent at 0x9f3a...bc12 — can you pull its Agentropolis reputation first and tell me if there are any wash flags or if it has real buyer history?"},{"title":"MCP endpoint legitimacy check","prompt":"We're considering integrating this MCP server at https://tools.acme.ai/mcp into our pipeline — can you check who owns it, whether the domain is verified on Agentropolis, and what its trust score is?"},{"title":"Marketplace listing due diligence","prompt":"Before we list this agent in our directory, can you run an Agentropolis reputation check on listing ID agentropolis-00452 to see if it's got real outside buyers or if it looks like wash trading?"}],"resultDescription":"Returns structured data including: the agent/wallet owner identity, verified domain status, real outside buyer transaction history, wash trade flags indicating suspicious activity, an overall trust score, and a note on coverage limitations if data is sparse for the queried entity.","failureModes":["URL does not resolve to a recognized agent card or MCP endpoint — returns limited coverage notice","Wallet address not found in Agentropolis registry — returns low-data response with coverage warning","Invalid or malformed URL/address input — returns validation error","Agent is too new or obscure to have meaningful history — returns coverage-limited response with partial data","Network or upstream data source unavailable — may return timeout or service error"],"whenToPreferThis":"Choose this endpoint when an AI agent or automated system needs to vet another agent, wallet, or API endpoint before interacting with it financially or operationally. It is specifically valuable in agentic marketplaces where wash trading and fake listings are a concern, and when you need deterministic (non-LLM) reputation data rather than a subjective assessment. Prefer it over general WHOIS or blockchain explorers when you need a combined trust score covering domain verification, on-chain buyer history, and wash-trade detection in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-27T12:37:48.924Z","isFirstParty":false,"canonicalSlug":"agent-reputation-check-by-agentropolis-c82fb408"}