{"uid":"cap_0asqclMQh5z-Ks8vSekmz","slug":"delx-commerce-x402-delivery-receipt-check-ba2b9d5d","name":"Delx Commerce X402 Delivery Receipt Check","description":"Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.","url":"https://commerce.delx.ai/api/v1/x402/x402-delivery-receipt-check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"receipt":{"type":"object","description":"Receipt supplied to X402 Delivery Receipt Check; used only for this bounded calculation and processed in memory without retention.","maxProperties":128,"additionalProperties":true}}},"responseSchema":{"type":"json","example":{"result":{"receipt":{"resource":"https://api.delx.ai/x402/utility/example","delivered":true,"amount_raw":"1000","payment_id":"pay-1"},"shape_valid":true,"missing_fields":[]},"schema":"delx/util-x402-delivery-receipt-check/v1","status":"pass","evidence":{"retained":false,"input_sha256":"834990994a10325e5e595578ebbcf61447f6bc3ccd77c2008ce768f630056c28","external_calls":0},"operation":"delivery_contract:x402_delivery_receipt_check"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_dRK0ul99LnhR3LjQXG430","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates an X402 delivery receipt to confirm a pay-per-result API delivery was completed, structurally sound, and contains all required fields.","exampleAgentPrompt":"Can you check this X402 delivery receipt and tell me if it's structurally valid, whether delivery was confirmed, and if any required fields are missing?","exampleUseCases":[{"title":"Agent auditing its own paid API call","prompt":"I just made a pay-per-result API call and got back a receipt — can you validate it against the X402 standard and tell me if the delivery is confirmed and whether any fields are missing?"},{"title":"Verifying USDC payment delivery on-chain","prompt":"Here's the delivery receipt from my Delx API call with payment ID pay-1 for resource https://api.delx.ai/x402/utility/example — please check if the receipt is valid and delivery is marked as true."},{"title":"Pre-audit before releasing funds","prompt":"Before I consider this transaction settled, can you run this X402 receipt through the delivery check and confirm it passes — especially that 'delivered' is true and the structure is complete?"}],"resultDescription":"Returns a JSON object containing: the parsed receipt fields (resource, delivered status, amount_raw, payment_id), a shape_valid boolean, a list of any missing_fields, an overall status ('pass' or 'fail'), and evidence metadata including whether input was retained (always false), a SHA-256 hash of the input, and the number of external calls made (always 0).","failureModes":["Missing or malformed receipt object returns shape_valid: false with populated missing_fields","Receipt object exceeds 128 properties (maxProperties limit) causes rejection","Invalid JSON structure in receipt body returns a parsing error","Network timeout or service unavailability returns a non-200 HTTP error","Payment of $0.001 USDC required — missing or invalid x402 payment header causes 402 Payment Required"],"whenToPreferThis":"Use this endpoint when an AI agent or automated system needs to programmatically verify that an X402 delivery receipt is well-formed and confirms delivery — especially after making a USDC micro-payment on Base or Solana via the x402 protocol. Prefer this over manual inspection when building trust layers, audit trails, or settlement logic into agent workflows that consume pay-per-result APIs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:53:59.935Z","isFirstParty":false,"canonicalSlug":"delx-commerce-x402-delivery-receipt-check-ba2b9d5d"}