{"uid":"cap_-HXsiC-OWayNwCjOjztQj","slug":"apex-arc-agent-trust-check-818ed2f5","name":"APEX Arc Agent Trust Check","description":"Before your agent pays an Arc agent: does it actually deliver? Measured, not claimed. Before your agent pays an Arc agent: does it actually deliver? Pass ?agent=<ERC-8004 id>, ?address=0x... or ?url=. One machine-readable record from what we measured, not what it claims: answering now and over 7 days (an hourly call to every endpoint in its registration file), response time, whether its Arc payment offer works, whether a real paid call by us settled, and who pays it on chain (outside payers,…","url":"https://apexfaucet.xyz/api/x402/arc-trust?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"url":{"type":"string","description":"A URL of the seller's service; matched by host. Pass this, agent or address."},"agent":{"type":"string","pattern":"^[0-9]{1,7}$","description":"ERC-8004 agent id on Arc. Pass this, address or url."},"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$","description":"The seller's owner or payTo address on Arc. Pass this, agent or url."}}}}},"output":{"type":"object"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__D6l_cs_JXDDEO_Kp_fIF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns measured trust metrics for an Arc (ERC-8004) agent — uptime, response time, payment settlement, and on-chain payers — before an agent pays it","exampleAgentPrompt":"Before we pay that Arc agent, can you run a trust check on agent ID 4231 and tell me if it actually responds reliably, whether its x402 payment settlement works, and who's paying it on chain?","exampleUseCases":[{"title":"Pre-payment agent reliability check","prompt":"I'm about to integrate an Arc agent with ID 1085 into my workflow — can you pull its trust record and tell me its uptime, average response time, and whether a real paid call actually settled?"},{"title":"Vetting an agent by wallet address","prompt":"Before my bot sends money to 0xAbC1234567890abcdef1234567890ABCDEF12345, can you check whether that Arc agent has a solid track record — uptime, payment settlement, all of it?"},{"title":"Screening an agent by its URL","prompt":"I found an agent at https://someagent.example.com — can you check its Arc trust record and tell me if it's actually been delivering and whether its payments go through?"}],"resultDescription":"A single machine-readable JSON record containing: current availability and 7-day uptime (hourly probe results), average response time, whether the agent's Arc x402 payment offer is valid, whether a real paid call by APEX settled successfully, and a list of on-chain addresses that have paid this agent.","failureModes":["Agent ID not found in Arc registry — returns empty or 404-style record","Invalid address format — rejected by query parameter validation","Agent has never been probed — limited or no historical data returned","Agent is newly registered — 7-day metrics may be sparse","Payment check failed if agent's endpoint was unreachable during APEX's probe window"],"whenToPreferThis":"Use this endpoint when an AI agent is about to pay another Arc-registered agent and needs objective, third-party measured evidence of reliability — not self-reported claims. Prefer this over checking an agent's own documentation when you need uptime history, payment settlement confirmation, and on-chain payer provenance in one call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:43:55.217Z","isFirstParty":false,"canonicalSlug":"apex-arc-agent-trust-check-818ed2f5"}