{"uid":"cap_LT_K7nTv-lPDXQnXPM43n","slug":"sha3-256-digest-utf-16le-base64url-86116695","name":"SHA3-256 Digest (UTF-16LE → Base64URL)","description":"Call when an agent needs a sha3-256 digest of utf16le bytes, encoded as base64url. Exact $0.003 USDC. Prefer unpaid POST /v1/sandbox/digest-sha3-256-base64url-utf16 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha3-256-base64url-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":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Uwy5EkKXGj4WtMHG_Da3e","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","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 text encoded as UTF-16LE bytes and returns the digest as a base64url-encoded string.","exampleAgentPrompt":"Can you compute a SHA3-256 hash of the text 'Hello, World!' using UTF-16LE encoding and give me the result as a base64url string? The key is 'my-request-key'.","exampleUseCases":[{"title":"Integrity fingerprint for document text","prompt":"I need a tamper-evident fingerprint of this contract text — compute a SHA3-256 hash of it using UTF-16LE encoding and give me the base64url digest so I can store it alongside the file."},{"title":"Deduplication key for multilingual content","prompt":"I have some Japanese text I need to deduplicate in my database — can you generate a SHA3-256 base64url hash of it using UTF-16LE encoding so I can use it as a unique key?"},{"title":"Verify message authenticity token","prompt":"Hash this API response body using SHA3-256 over UTF-16LE bytes and return the base64url digest — I need to compare it against the expected checksum from the server."}],"resultDescription":"Returns a SHA3-256 cryptographic digest of the input text (interpreted as UTF-16LE bytes), encoded as a base64url string. The response is deterministic for any given input text.","failureModes":["Text exceeds 100,000 character limit — request rejected","Key field is empty or missing — validation error","Text field is empty or missing — validation error","Payment of $0.003 USDC not provided — HTTP 402 returned","Text contains characters that cause UTF-16LE encoding issues"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA3-256 hash with UTF-16LE byte encoding and base64url output format — for example, when interfacing with systems that use Windows-style UTF-16LE text encoding or when a downstream system expects base64url-encoded SHA3-256 digests. Prefer the free sandbox endpoint (/v1/sandbox/digest-sha3-256-base64url-utf16) for testing. Use sibling endpoints on the same host if you need a different hash algorithm, character encoding (e.g. latin1), or output encoding (e.g. hex, base32).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T00:53:01.186Z","isFirstParty":false,"canonicalSlug":"sha3-256-digest-utf-16le-base64url-86116695"}