{"uid":"cap_8uxqJSc4CQitApR8S2IvH","slug":"x402-tools-head-get-drift-diagnostics-fb002e23","name":"x402-tools Head-Get-Drift Diagnostics","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/headgetdrift?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"}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"}}},"inputSchema":{"type":"object"}}},"responseSchema":{"type":"json","example":{"sku":"headgetdrift","note":"Example paid JSON shape. Not a live settle.","price":"$0.02","title":"Head Get Drift"}},"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_h4YroVHsT-TdCX9Lx5RXC","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 (HEAD/GET/DELETE method probe) against a public URL to detect 402 payment-gating behavior and EIP-3009 payment metadata.","exampleAgentPrompt":"Can you run a GET-method x402 diagnostic on https://example.com/api/paid-endpoint to check whether it properly returns a 402 with EIP-3009 payment metadata when unpaid?","exampleUseCases":[{"title":"Verify 402 gate on new API","prompt":"I just launched a paid API endpoint at https://myapp.io/api/premium — can you probe it with a GET request to confirm it correctly returns HTTP 402 with x402 payment metadata when there's no payment attached?"},{"title":"Debug x402 facilitator integration","prompt":"Something seems off with my x402 setup at https://myservice.com — can you run a HEAD-method diagnostic on it to see what EIP-3009 extras and payment gate info it's returning?"},{"title":"Audit competitor x402 compliance","prompt":"Can you use a DELETE-method probe to check whether https://thirdparty.io/api/resource is correctly implementing the x402 payment protocol with proper 402 responses?"}],"resultDescription":"Returns a JSON object containing the SKU name ('headgetdrift'), a human-readable title ('Head Get Drift'), the price ($0.02), and diagnostic notes about the x402 payment gate behavior detected at the probed URL, including any EIP-3009 payment metadata present in the 402 response.","failureModes":["Unpaid request returns HTTP 402 with EIP-3009 extras instead of diagnostic result — payment must be included","Invalid or unreachable target URL returns an error or timeout","Non-x402 URLs may return no meaningful payment gate data","Facilitator must be OpenX402; other facilitators are not supported and will fail","Missing required 'type' or 'method' fields in input causes validation error"],"whenToPreferThis":"Use this endpoint when you need to verify that a public URL is correctly implementing the x402 HTTP payment protocol — specifically to check for 402 responses, inspect EIP-3009 payment header metadata, or validate payment-gate compliance. It is the right choice when you want a cheap ($0.02), fast, programmatic probe of payment-gated APIs using GET, HEAD, or DELETE methods, and when you are operating within the OpenX402 facilitator ecosystem.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:38:17.402Z","isFirstParty":false,"canonicalSlug":"x402-tools-head-get-drift-diagnostics-fb002e23"}