{"uid":"cap_8p-Vz2F5_39EJDBzHYUTW","slug":"delx-commerce-x402-delivery-schema-check-991af278","name":"Delx Commerce — X402 Delivery Schema 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-schema-check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"result":{"type":"object","description":"Result supplied to X402 Delivery Schema Check; used only for this bounded calculation and processed in memory without retention.","maxProperties":128,"additionalProperties":true},"required_fields":{"type":"array","items":{"type":"string","maxLength":8192},"maxItems":256,"description":"Required Fields supplied to X402 Delivery Schema Check; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"schema_valid":true,"missing_fields":[]},"schema":"delx/util-x402-delivery-schema-check/v1","status":"pass","evidence":{"retained":false,"input_sha256":"5a2d2f997e6dd8109bb4a094caded4b79eb4c788696584b9ac0b919395398f9b","external_calls":0},"operation":"delivery_contract:x402_delivery_schema_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_oLWpxFZwwfI78NID0uzAk","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 that a result object contains all required fields specified in an X402 delivery contract, returning a pass/fail verdict with evidence of non-retention.","exampleAgentPrompt":"Check whether this result object passes the x402 delivery schema — required fields are 'temperature', 'humidity', and 'timestamp', and the result is {\"temperature\":72,\"humidity\":55}: does it have all the required fields?","exampleUseCases":[{"title":"Pre-settlement delivery validation","prompt":"Before I release the USDC payment for this agent task, check if the result object {\"city\":\"Austin\",\"forecast\":\"sunny\"} satisfies the required fields 'city', 'forecast', and 'date' — tell me if anything is missing."},{"title":"Agent pipeline output gate","prompt":"My agent just produced this result: {\"summary\":\"Q3 revenue up 12%\",\"source\":\"internal\"} — validate it against the required fields 'summary', 'source', and 'confidence' so I know if it's safe to pass downstream."},{"title":"Contract compliance audit before publishing","prompt":"I need to confirm this delivery payload {\"sku\":\"ABC123\",\"quantity\":10,\"price\":4.99} has all the fields required by the contract — required fields are 'sku', 'quantity', 'price', and 'warehouse_id'. Does it pass?"}],"resultDescription":"Returns a JSON object with schema_valid (boolean), missing_fields (array of field names absent from the result), an overall status ('pass' or 'fail'), and an evidence block containing a SHA-256 hash of the input, a flag confirming data was not retained, and a count of external calls made (always 0). Also includes the schema identifier and operation name.","failureModes":["Input result object exceeds 128 property limit — request rejected","required_fields array exceeds 256 items — request rejected","Malformed JSON body — 400 parse error","Missing result or required_fields fields — validation may return unexpected results","Network timeout — agent should retry with same idempotent payload"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, privacy-preserving, pay-per-call schema check specifically within the x402 delivery protocol context — particularly when you need cryptographic evidence (SHA-256 hash) that input was not retained, and when operating in an autonomous agent payment pipeline on Base or Solana using USDC. Prefer it over general-purpose JSON schema validators when auditability and non-retention proof matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:53:51.461Z","isFirstParty":false,"canonicalSlug":"delx-commerce-x402-delivery-schema-check-991af278"}