{"uid":"cap_zVUuA8kWlF0y2hGXA97-O","slug":"x402-tools-hdr-alias-diagnostic-edf16b19","name":"x402-tools HDR Alias Diagnostic","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/hdralias?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 http(s) 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":"hdralias","note":"Example paid JSON shape. Not a live settle.","price":"$0.03","title":"Header Alias"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ojpG4tPmn7349W6hqRwSa","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid diagnostic JSON payload for the 'hdralias' SKU, demonstrating x402 HTTP 402 payment-gated API behavior with EIP-3009 payment metadata.","exampleAgentPrompt":"Run the x402 hdralias diagnostic using a GET request so I can see what the paid JSON payload looks like after the micropayment goes through — I want to verify the SKU name, price, and title in the response.","exampleUseCases":[{"title":"Verify x402 payment gating works","prompt":"Can you test the hdralias diagnostic endpoint with a GET request and confirm it returns the correct SKU, price, and title in the paid response? I want to make sure the x402 payment flow is working end to end."},{"title":"Inspect HTTP 402 EIP-3009 challenge structure","prompt":"Make an unpaid request to the hdralias SKU and show me what the HTTP 402 response looks like — specifically the EIP-3009 payment extras so I can understand the challenge format."},{"title":"Debug x402 facilitator integration","prompt":"I'm integrating with OpenX402 as a facilitator and need to validate the hdralias diagnostic — can you run a HEAD request against it and tell me what the x402 payment metadata looks like in the response?"}],"resultDescription":"A JSON object containing: 'sku' (hdralias), 'note' (diagnostic description), 'price' ($0.03), and 'title' (Header Alias). If the request is not accompanied by valid x402 payment, returns HTTP 402 with EIP-3009 payment challenge extras instead.","failureModes":["HTTP 402 returned when no valid x402 payment token is provided — includes EIP-3009 payment challenge extras in response body","Invalid HTTP method (e.g. POST) returns 405 Method Not Allowed — only GET, HEAD, DELETE supported","Malformed or expired EIP-3009 payment token results in payment rejection","OpenX402 facilitator unavailable causes payment settlement failure","Invalid or unreachable URL in queryParams.url may cause request errors"],"whenToPreferThis":"Choose this endpoint when you need to test, validate, or demonstrate x402 HTTP 402 payment-gating behavior, particularly with the EIP-3009 payment standard and the OpenX402 facilitator. It is the right choice for developers building or debugging x402-compatible payment flows, inspecting micropayment challenge responses, or verifying that a paid API correctly returns its payload after successful USDC settlement.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:45:27.236Z","isFirstParty":false,"canonicalSlug":"x402-tools-hdr-alias-diagnostic-edf16b19"}