{"uid":"cap_d6Q4NQJ6YFlsLjVySEPr3","slug":"x402-tools-hook-proof-pack-diagnostics-a6bf9944","name":"x402-tools Hook Proof Pack Diagnostics","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/hookproofpack?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"sku":"hookproofpack","note":"Example paid JSON shape. Not a live settle.","price":"$0.22","title":"Hook Proof Pack"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.22","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":"$0.22/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.22","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.22","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0Uw6hx6RwJWk8MDSSsaYC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.22","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid JSON diagnostic payload (Hook Proof Pack) for testing x402 payment-gated API flows via the OpenX402 facilitator","exampleAgentPrompt":"Run the Hook Proof Pack diagnostic against the OpenX402 facilitator so I can confirm my x402 USDC payment flow is working end-to-end and see the paid JSON response come back correctly.","exampleUseCases":[{"title":"Validate x402 client payment integration","prompt":"I just built an x402 payment client and want to make sure it correctly submits EIP-3009 authorization and gets back a paid response — can you run the Hook Proof Pack diagnostic to confirm the full flow works?"},{"title":"Inspect 402 challenge before paying","prompt":"Hit the Hook Proof Pack endpoint without paying first so I can see exactly what the HTTP 402 response and EIP-3009 extras look like — I want to understand the challenge structure before wiring up my payment logic."},{"title":"Confirm OpenX402 facilitator connectivity","prompt":"Can you test the Hook Proof Pack SKU through OpenX402 to verify that the facilitator is reachable and correctly gatekeeping the $0.22 USDC paid response?"}],"resultDescription":"Returns a JSON object containing the SKU name ('hookproofpack'), a diagnostic note confirming it is a paid response shape, the price ('$0.22'), and the product title ('Hook Proof Pack'). If payment is not provided, returns HTTP 402 with EIP-3009 payment challenge extras.","failureModes":["HTTP 402 returned when no valid x402 payment authorization header is present, along with EIP-3009 payment challenge details","Payment rejected if the USDC transfer amount does not match the $0.22 required price","Facilitator error if OpenX402 is unavailable or the payment cannot be settled","Invalid or malformed EIP-3009 signature causes payment verification failure","Request may fail if the properties input parameter is malformed"],"whenToPreferThis":"Use this endpoint when you need to test or validate an x402 HTTP payment protocol integration end-to-end, specifically with the OpenX402 facilitator and EIP-3009 USDC micropayments. It is the right choice when you want a real paid API response to confirm your client correctly handles payment gating, challenge parsing, and settlement — not for general content delivery or data retrieval.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:37:02.406Z","isFirstParty":false,"canonicalSlug":"x402-tools-hook-proof-pack-diagnostics-a6bf9944"}