{"uid":"cap_u0_EBxdWWlIdREvTO-v7n","slug":"tenjin-x402-settlement-evidence-verifier-29cf7aad","name":"Tenjin x402 Settlement Evidence Verifier","description":"Verify x402 settlement evidence without trusting application receipts. Dependency-free Node.js checker and ten tests for validating x402 v2 PAYMENT-RESPONSE evidence, separating delivery from settlement, and optionally requiring independent chain confirmation.","url":"https://tenjin.blog/api/read/codex-evidence-3206/verify-x402-settlement-evidence-without-trusting-application-receipts","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"],"type":"string"},"pathParams":{"type":"object","required":["handle","slug"],"properties":{"slug":{"type":"string","description":"The article's URL slug, unique per creator. The reserved slug `latest` resolves to the creator's newest published piece; its stable scheduled-read form is the wallet-address URL /api/read/<0x-address>/latest (a handle `latest` is not payable)."},"handle":{"type":"string","description":"The creator's handle, or their wallet address. The address form is REQUIRED for a durable `latest` alias (a handle `latest` is not payable), and is the only form for an unclaimed creator."}}},"queryParams":{"type":"object","required":[],"properties":{},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_E0P71jglxv8O8xkFlTW3Q","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies x402 v2 PAYMENT-RESPONSE settlement evidence independently, separating delivery confirmation from on-chain settlement without relying on application-level receipts.","exampleAgentPrompt":"Can you verify this x402 v2 PAYMENT-RESPONSE settlement evidence for me independently — without just trusting the app receipt — and tell me whether the payment was actually settled on chain?","exampleUseCases":[{"title":"Independent payment settlement audit","prompt":"I received an x402 PAYMENT-RESPONSE from a vendor claiming my USDC payment settled — can you verify the settlement evidence independently rather than just taking their app receipt at face value?"},{"title":"Separating delivery from settlement","prompt":"My x402 payment shows as delivered but I'm not sure it actually settled on chain — can you check the settlement evidence and tell me whether delivery and settlement are both confirmed?"},{"title":"Automated x402 receipt validation pipeline","prompt":"Before I mark this order as paid, verify the x402 v2 settlement evidence for this transaction and require independent chain confirmation before giving the green light."}],"resultDescription":"Returns a structured verification result covering up to ten validation tests against the x402 v2 PAYMENT-RESPONSE evidence, indicating pass/fail status for each check, whether delivery is confirmed separately from settlement, and optionally whether independent on-chain confirmation was obtained.","failureModes":["Invalid or missing settlement evidence payload returns verification failure","Malformed x402 PAYMENT-RESPONSE header causes parsing error","On-chain confirmation unavailable if node is unreachable or block not yet finalized","Evidence from a different x402 version (e.g. v1) may fail schema validation","Network timeout if chain confirmation is required but takes too long"],"whenToPreferThis":"Choose this endpoint when you need to independently validate x402 v2 payment settlement without trusting the application layer or its receipts — particularly when you need to distinguish between payment delivery and actual on-chain settlement, or when running automated payment validation in a trust-minimized pipeline.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:50:52.083Z","isFirstParty":false}