{"uid":"cap_DURsXuvzZ2-HEUixTCDpy","slug":"x402-tools-alt-service-402-diagnostics-e7dcbe57","name":"x402-tools Alt Service 402 Diagnostics","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/altsvc402?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 402 or well-known URL. Defaults to this origin's Pipe Check."},"origin":{"type":"string","description":"Public origin URL. Alias of url."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}},"inputSchema":{"type":"object","required":["type","properties"],"properties":{"type":{"type":"string","const":"object"},"required":{"type":"array","items":{"type":"string"}},"properties":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"sku":"altsvc402","note":"Example paid JSON shape. Not a live settle.","price":"$0.02","title":"Alt Svc 402"}},"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_5Zb4Xn8yNv6eXxrzv4Wpy","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":"Runs a paid x402 protocol diagnostic (altsvc402 SKU) against a public URL, returning HTTP 402 with EIP-3009 payment metadata if unpaid, or a JSON diagnostic result after payment settlement.","exampleAgentPrompt":"Can you run an x402 diagnostic on https://example.com using a GET request and tell me what payment metadata and EIP-3009 extras come back from the altsvc402 check?","exampleUseCases":[{"title":"Verify x402 payment wall compliance","prompt":"Check whether https://myapi.example.com is properly returning HTTP 402 with EIP-3009 payment extras when accessed via GET — I want to confirm it's x402 compliant before we launch."},{"title":"Debug OpenX402 facilitator integration","prompt":"Run an x402 altsvc402 diagnostic on https://partner.example.com using a HEAD request so I can see exactly what payment metadata and SKU details their endpoint is advertising."},{"title":"Probe new 402-gated endpoint before integration","prompt":"I'm about to integrate a third-party API at https://data.example.com that claims to support x402 — can you probe it with a GET and show me the full diagnostic result including price and EIP-3009 extras?"}],"resultDescription":"A JSON object containing the SKU identifier (altsvc402), a human-readable title, the price ($0.02), and a note field. Unpaid requests receive an HTTP 402 response with EIP-3009 payment extras before settlement occurs.","failureModes":["HTTP 402 returned with EIP-3009 extras when payment has not been made","Invalid or unreachable target URL returns an error","Unsupported HTTP method (only GET, HEAD, DELETE accepted) causes a 400-class error","OpenX402 facilitator unavailability may prevent payment settlement","Malformed input object missing required 'type' or 'method' fields causes schema validation failure"],"whenToPreferThis":"Use this endpoint when you need to diagnose or validate x402 protocol compliance on a public URL, especially when checking for EIP-3009 payment metadata and OpenX402 facilitator compatibility. Prefer this over generic HTTP probing tools when the specific goal is understanding the payment wall behavior and SKU structure of a 402-gated endpoint.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:45:16.479Z","isFirstParty":false,"canonicalSlug":"x402-tools-alt-service-402-diagnostics-e7dcbe57"}