{"uid":"cap_lbgUyIQGhIBdlU_m1I-B2","slug":"sha3-384-base64url-digest-utf-16le-82fb86e4","name":"SHA3-384 Base64URL Digest (UTF-16LE)","description":"Call when an agent needs a sha3-384 digest of utf16le bytes, encoded as base64url. Exact $0.005 USDC. Prefer unpaid POST /v1/sandbox/digest-sha3-384-base64url-utf16 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha3-384-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":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__V5EsXZpAbFHjSqW1gASL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a SHA3-384 cryptographic hash of text encoded as UTF-16LE bytes, returning the digest as a base64url-encoded string","exampleAgentPrompt":"Can you compute the SHA3-384 hash of the text 'Hello, World!' encoded as UTF-16LE and give me the result as a base64url string? Use the key 'mykey'.","exampleUseCases":[{"title":"Integrity fingerprint for document content","prompt":"I need to generate a SHA3-384 base64url fingerprint of this document text using UTF-16LE encoding so I can verify it hasn't been tampered with later — the text is 'Contract v2.1: payment terms agreed upon by both parties.' and the key is 'contract-check'."},{"title":"Consistent hash for Windows-encoded strings","prompt":"Hash this Windows-native UTF-16LE string 'Ångström measurement data 2024' with SHA3-384 and return the result as a base64url value, using the key 'win-data'."},{"title":"Deduplication key from user-submitted text","prompt":"I want a SHA3-384 base64url digest of the user's submitted feedback text 'Great product but shipping was slow' encoded as UTF-16LE so I can use it as a deduplication key — use key 'feedback-dedup'."}],"resultDescription":"A SHA3-384 cryptographic digest of the input text (encoded as UTF-16LE bytes), returned as a base64url string. The response contains the hash value suitable for integrity checking, deduplication, or verification workflows.","failureModes":["Empty or missing 'text' field returns a validation error","Text exceeding 100,000 characters is rejected","Missing or empty 'key' field may cause a validation error","Payment failure (x402) if USDC payment of $0.005 is not fulfilled","Non-UTF-8 input that cannot be re-encoded to UTF-16LE may cause encoding errors"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA3-384 digest (not SHA-256 or SHA-512) of text that must be processed as UTF-16LE bytes (common for Windows-originated strings or interoperability with .NET/Windows systems), with the hash output in base64url format (URL-safe, no padding issues). If a free sandbox variant at /v1/sandbox/digest-sha3-384-base64url-utf16 is available, prefer that first to avoid the $0.005 USDC cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:18.031Z","isFirstParty":false,"canonicalSlug":"sha3-384-base64url-digest-utf-16le-82fb86e4"}