{"uid":"cap_nLxh4H073Q33FGMhRLxQM","slug":"peyon-x402-endpoint-checker-3134651a","name":"Peyon x402 Endpoint Checker","description":"Checks any x402 endpoint's unpaid 402 response: x402 version, accepted scheme, network, asset (is it USDC), price, payTo, https resource url, description, and Bazaar discovery metadata validated against its schema. Makes no payment.","url":"https://peyon.ai/api/x402-check?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["url"],"properties":{"url":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_M74X91PrZdxl6S1Lvr--b","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":"Inspects any x402-enabled endpoint's 402 response to extract and validate its version, payment scheme, network, asset type, price, payTo address, resource URL, description, and Bazaar discovery metadata — without making a payment.","exampleAgentPrompt":"Can you inspect the x402 payment requirements for https://example.com/api/data using a GET request — I want to know the price, the payTo address, which network and asset it uses, and whether its Bazaar metadata is valid?","exampleUseCases":[{"title":"Audit x402 API before integrating","prompt":"Before I integrate this endpoint, can you check https://peyon.ai/api/some-endpoint with a GET request and tell me its x402 version, price, which network and asset it requires, and whether its Bazaar discovery metadata passes schema validation?"},{"title":"Verify USDC acceptance on endpoint","prompt":"I need to confirm whether https://api.someservice.xyz/data actually accepts USDC payments — can you do an x402 check on it using a HEAD request and tell me the asset, scheme, and payTo address?"},{"title":"Debug misconfigured x402 response","prompt":"Something seems off with the 402 response from https://mypaywall.com/api/resource — can you do an x402 GET check on it and show me the full breakdown: version, network, price, asset, and any Bazaar metadata validation errors?"}],"resultDescription":"Returns the parsed contents of the endpoint's 402 response including x402 protocol version, accepted payment scheme, blockchain network, asset type (with a flag indicating whether it is USDC), price, payTo wallet address, the HTTPS resource URL, a human-readable description, and a validation result for the endpoint's Bazaar discovery metadata against its expected schema. No payment is initiated.","failureModes":["URL does not return a 402 response — endpoint may not be x402-enabled","Malformed or non-compliant 402 response body — parsing fails","Network timeout or unreachable endpoint","Endpoint requires a method not supported (e.g. POST) — only GET, HEAD, DELETE accepted","Bazaar metadata absent or fails schema validation — reported as invalid","Invalid or non-HTTPS URL provided"],"whenToPreferThis":"Use this endpoint when you need to inspect, audit, or validate the payment configuration of any x402-protected API before attempting a payment or integration. It is the go-to tool for checking whether an x402 endpoint is properly configured, USDC-compatible, and discoverable on Bazaar — without spending any funds. Prefer it over manually parsing 402 headers or attempting a live payment just to discover pricing and network details.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T08:11:34.643Z","isFirstParty":false,"canonicalSlug":"peyon-x402-endpoint-checker-3134651a"}