{"uid":"cap_b9Ad0APSMhUCg-MfjyHb_","slug":"x402-tools-x402verify-diagnostics-689dc741","name":"x402-tools X402Verify Diagnostics","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/x402verify?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","properties":{"url":{"type":"string","description":"Public origin or resource URL. Defaults to https://openclawproductions.com."},"origin":{"type":"string","description":"Public origin URL. Alias of url."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"sku":"x402verify","note":"Example paid JSON shape. Not a live settle.","price":"$0.04","title":"X402 Verify"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_L-jT5yTjUU43rcJAnqD0C","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies whether a given URL or origin correctly implements the x402 HTTP payment protocol, returning diagnostic details about its 402 response and EIP-3009 payment metadata.","exampleAgentPrompt":"Can you run an x402 diagnostic on https://openclawproductions.com using a GET request and tell me whether it's returning a proper 402 response with EIP-3009 payment details?","exampleUseCases":[{"title":"Verify x402 setup on new API","prompt":"I just added x402 payment gating to my API at https://myapi.example.com — can you probe it with a GET request and confirm it's returning the right 402 response with EIP-3009 extras?"},{"title":"Debug missing 402 payment fields","prompt":"My x402-enabled endpoint at https://shop.example.com/resource isn't getting paid properly by clients — can you run a diagnostic GET probe on it and show me what EIP-3009 fields the 402 response is actually returning?"},{"title":"Audit third-party x402 compliance","prompt":"Before I integrate with https://partner.example.com/data, can you check via a HEAD request whether their endpoint is properly implementing the x402 protocol and what their payment metadata looks like?"}],"resultDescription":"Returns a JSON object containing the SKU identifier ('x402verify'), a diagnostic note, the price ($0.04), and the title ('X402 Verify'). In live usage, it also includes EIP-3009 payment extras extracted from the probed URL's 402 response. Unpaid requests to this endpoint itself return HTTP 402 with EIP-3009 extras as a live demonstration of the protocol.","failureModes":["Unpaid request returns HTTP 402 with EIP-3009 extras (by design — payment required via OpenX402 facilitator)","Target URL is unreachable or returns no 402 response — diagnostic may return empty or error payload","Invalid URL format in query parameter returns a validation error","Facilitator not OpenX402 results in payment rejection","HEAD or DELETE method may not trigger 402 on all target origins — results may differ by method"],"whenToPreferThis":"Choose this endpoint when you need to programmatically verify that a given URL or origin correctly implements the x402 HTTP payment protocol, including EIP-3009 payment metadata. It is specifically useful for developers building or integrating x402-gated APIs who want to confirm correct 402 response structure. Prefer this over manual inspection when you need structured, machine-readable diagnostic output about x402 compliance.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T04:23:17.789Z","isFirstParty":false,"canonicalSlug":"x402-tools-x402verify-diagnostics-689dc741"}