{"uid":"cap_ie9P9PSPZZE47KW5CXBui","slug":"sha3-256-hex-digest-utf-16le-edf8ce9f","name":"SHA3-256 Hex Digest (UTF-16LE)","description":"Call when an agent needs a sha3-256 digest of utf16le bytes, encoded as hex. Exact $0.007 USDC. Prefer unpaid POST /v1/sandbox/digest-sha3-256-hex-utf16 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha3-256-hex-utf16?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"key":{"type":"string","maxLength":512,"minLength":1,"description":"HMAC secret. Required on HMAC SKUs. Omit it for plain digests and checksums. The key is not stored."},"text":{"type":"string","examples":["hello"],"maxLength":100000,"minLength":1,"description":"Message to digest. For raw-hex SKUs this is hex bytes; for utf16 or latin1 SKUs it is decoded with that encoding. Otherwise it is UTF-8 text."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.007","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":"$0.007/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.007","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.007","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_uTpWVKdbfpf6cyayXh9de","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.007","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a SHA3-256 hash of input text encoded as UTF-16LE bytes, returned as a lowercase hex string.","exampleAgentPrompt":"Can you compute the SHA3-256 hash of 'Hello, World!' encoded as UTF-16LE bytes and give me the result as a hex string?","exampleUseCases":[{"title":"Integrity fingerprint for document content","prompt":"I need a SHA3-256 hex digest of this contract text encoded as UTF-16LE — can you hash 'This agreement is entered into on January 1, 2025 between Party A and Party B.' and give me the fingerprint?"},{"title":"Deterministic ID from user input","prompt":"Hash the string 'user@example.com:2025-06-01' using SHA3-256 over UTF-16LE bytes and return the hex digest so I can use it as a deterministic identifier."},{"title":"Verify data integrity across systems","prompt":"I have this payload: 'invoice_id=98765&amount=250.00&currency=USD' — please compute its SHA3-256 hex digest using UTF-16LE encoding so I can check it matches the checksum my partner sent."}],"resultDescription":"A hex-encoded SHA3-256 digest string computed over the UTF-16LE byte representation of the input text. The response is a deterministic, fixed-length lowercase hexadecimal string (64 characters).","failureModes":["Empty or missing 'text' field returns a validation error","Text exceeding 100,000 characters is rejected","Invalid or missing content-type header may cause parsing failure","Network timeout or service unavailability returns a 5xx error","Incorrect payment or missing x402 payment header results in a 402 Payment Required response"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA3-256 hash computed over UTF-16LE byte encoding of the input (as opposed to UTF-8), and need the result as a hex string. This is especially relevant when interoperating with systems that use UTF-16LE encoding conventions (e.g., Windows-native applications, certain .NET or legacy Microsoft systems). Prefer the unpaid sandbox version (/v1/sandbox/digest-sha3-256-hex-utf16) for testing or cost-sensitive workflows. Do not use this if you need SHA-256 (not SHA3), or if UTF-8 encoding is sufficient.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:02.333Z","isFirstParty":false,"canonicalSlug":"sha3-256-hex-digest-utf-16le-edf8ce9f"}