{"uid":"cap_ID5aHBiHe7cdUuhgn38hP","slug":"delx-commerce-transfer-encoding-check-09cc5898","name":"Delx Commerce Transfer Encoding 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/transfer-encoding-check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"header":{"type":"string","maxLength":8192,"description":"Header supplied to Transfer Encoding Check; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"codings":["gzip","chunked"],"chunked_last":true},"schema":"delx/util-transfer-encoding-check/v1","status":"pass","evidence":{"retained":false,"input_sha256":"d6676b1fa151e91d9e82973a7a1385d55e325258b6e169eb78e0b287fb421903","external_calls":0},"operation":"web_reliability:transfer_encoding_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_4G-VDaRc-_6-c4RgvkDkE","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":"Parses and validates HTTP Transfer-Encoding header values, returning the ordered list of codings and whether chunked is last.","exampleAgentPrompt":"Check whether this Transfer-Encoding header is valid and tell me if chunked is correctly last: 'gzip, chunked'.","exampleUseCases":[{"title":"Validate proxy server encoding headers","prompt":"My reverse proxy is sending 'deflate, gzip, chunked' as the Transfer-Encoding header — can you check if that's a valid ordering and whether chunked is correctly the last coding?"},{"title":"Debug web server HTTP compliance","prompt":"I'm seeing weird responses from my web server with Transfer-Encoding set to 'chunked, gzip' — can you parse that header and tell me if chunked is in the right position?"},{"title":"Automated HTTP conformance testing","prompt":"As part of my API reliability check, validate this Transfer-Encoding header value: 'gzip, chunked' — I need to know all the codings listed and whether it's RFC-compliant."}],"resultDescription":"Returns a JSON object with a 'result' field containing the ordered list of codings and a boolean indicating whether chunked is last, a status of 'pass' or 'fail', an operation label, and an evidence block confirming no data retention, no external calls made, and the SHA-256 hash of the input header.","failureModes":["Malformed or non-string header input may result in a parse error or unexpected coding list","Header exceeding 8192 characters will be rejected","Payment failure via x402 will prevent execution","Empty input may return an empty codings array with chunked_last false"],"whenToPreferThis":"Use this endpoint when you need a deterministic, auditable, stateless parse of an HTTP Transfer-Encoding header with cryptographic evidence of no data retention — ideal for automated web reliability checks, HTTP conformance testing pipelines, or agent workflows that need verifiable header validation without standing up custom parsing logic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:54:02.484Z","isFirstParty":false,"canonicalSlug":"delx-commerce-transfer-encoding-check-09cc5898"}