{"uid":"cap_VhYGhzQuQ9849u8M4LWga","slug":"trust402-x402-resource-trust-check-25aa5cd1","name":"Trust402 x402 Resource Trust Check","description":"Run a fast live probe for one x402 endpoint and summarize challenge/payment-flow readiness.","url":"https://trust402.aztecbeacon.uk/api/trust/check-x402","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"method":{"enum":["GET","POST","PUT","PATCH","DELETE","HEAD"],"type":"string","default":"GET"},"endpoint":{"type":"string","format":"uri","description":"x402 endpoint to probe without paying."},"expectedPriceUsd":{"type":"number","description":"Expected maximum price in USD."}}},"responseSchema":{"type":"json","example":{"ok":true,"tool":"trust.check_x402","recommendation":"test-first"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6r2dvXKtB2Lx3R4vD-2K_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Probes an x402-gated endpoint to assess trustworthiness and procurement risk before committing payment","exampleAgentPrompt":"Before we pay for it, can you use Trust402 to probe https://api.someservice.com/data with a GET request and check whether it's trustworthy — we're expecting it to cost no more than $0.01?","exampleUseCases":null,"resultDescription":"A JSON object with an 'ok' boolean indicating success, a 'tool' identifier ('trust.check_x402'), and a 'recommendation' string (e.g. 'test-first') advising whether to proceed with payment for the x402 resource.","failureModes":["Endpoint URI is unreachable or returns unexpected status — may result in low-confidence recommendation","Price mismatch: actual price exceeds expectedPriceUsd — flagged as risky","Invalid URI format in 'endpoint' field — validation error returned","x402 endpoint does not return a valid 402 response — recommendation may be inconclusive","Service itself unavailable — HTTP 5xx or timeout"],"whenToPreferThis":"Use this endpoint when an AI agent needs to verify the legitimacy and pricing of an x402-gated resource before committing a micropayment. It is specifically designed for the x402 protocol's buyer-side trust workflow, unlike generic URL checkers or domain reputation tools. Prefer this over blind payment when the endpoint source is unfamiliar or when budget constraints require validating the price ceiling first.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:34:48.508Z","isFirstParty":false}