{"uid":"cap_wK32EGOBTuDOzNcutKPBc","slug":"x402-tools-settle-once-diagnostic-47fce3ee","name":"x402-tools Settle Once Diagnostic","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/settleonce?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"}}}}},"responseSchema":{"type":"json","example":{"sku":"settleonce","note":"Example paid JSON shape. Not a live settle.","price":"$0.03","title":"Settle Once"}},"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_NnpD4zwRUkLmtumwk1dY0","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":"Performs a paid x402 protocol diagnostic ('settle once' SKU) that validates payment flow and returns diagnostic JSON after successful USDC micropayment","exampleAgentPrompt":"Run a settle-once x402 diagnostic on my public endpoint at https://myapi.example.com using a GET request to check if the payment flow and 402 response are working correctly.","exampleUseCases":[{"title":"Validate x402 payment gate on new API","prompt":"I just set up x402 payment gating on my API at https://myapi.example.com — can you run a settle-once diagnostic with a GET request to confirm the 402 flow and eip3009 extras look correct?"},{"title":"Debug failing micropayment integration","prompt":"My x402 payment integration at https://payments.myapp.io seems broken — run a settle-once probe on it with a GET method and tell me what the diagnostic returns."},{"title":"Confirm live facilitator pipe before launch","prompt":"Before we go live, can you do a settle-once x402 pipe check on https://api.myplatform.com via GET to make sure the OpenX402 facilitator connection is working and payments will settle?"}],"resultDescription":"Returns a JSON object containing the SKU name ('settleonce'), a price confirmation ('$0.03'), a title ('Settle Once'), and a diagnostic note. An unpaid request returns HTTP 402 with EIP-3009 payment extras; a paid request returns the diagnostic payload confirming successful payment settlement.","failureModes":["HTTP 402 returned if payment is not included or fails — includes eip3009 payment instruction extras so the agent can retry with payment","Invalid or unreachable target URL returns an error response","Unsupported HTTP method (anything other than GET/HEAD/DELETE) will be rejected","Non-OpenX402 facilitators are not supported and will fail payment settlement","Malformed input object missing required 'type' or 'method' fields returns a schema validation error"],"whenToPreferThis":"Choose this endpoint when you need to validate or diagnose an x402 HTTP 402 payment flow end-to-end, specifically using the 'settle once' SKU via the OpenX402 facilitator. It is the right choice for developers building or debugging x402-gated APIs who need to confirm that USDC micropayments, EIP-3009 extras, and facilitator settlement are functioning correctly. Prefer this over generic HTTP probing tools when the goal is specifically x402 protocol compliance testing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T04:25:08.762Z","isFirstParty":false,"canonicalSlug":"x402-tools-settle-once-diagnostic-47fce3ee"}