{"uid":"cap_7Fsuhis1dyOA7P755RJbP","slug":"sha3-256-base64-digest-utf-16le-agentshelf-syntexa-ch-b925ddd5","name":"SHA3-256 Base64 Digest (UTF-16LE) — agentshelf.syntexa.ch","description":"Call when an agent needs a sha3-256 digest of utf16le bytes, encoded as base64. Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/digest-sha3-256-base64-utf16 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha3-256-base64-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":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_P6ljdn0faleos1A9XdlEJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","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, returning the digest as a Base64 string","exampleAgentPrompt":"Compute the SHA3-256 hash of the text 'Hello, World!' using UTF-16LE encoding and give me the result as a Base64 string.","exampleUseCases":[{"title":"Fingerprint document content for deduplication","prompt":"Hash the text of this article using SHA3-256 over UTF-16LE bytes and return the Base64 digest so I can check if I've seen this content before."},{"title":"Generate checksum for cross-platform data verification","prompt":"Can you get me the SHA3-256 Base64 digest of 'Invoice #4821 total: $3,200.00' encoded as UTF-16LE? I need to verify it matches what our Windows system produced."},{"title":"Produce a deterministic key from a passphrase","prompt":"Take the passphrase 'correct horse battery staple' and give me its SHA3-256 digest in Base64 using UTF-16LE encoding — I'll use it as a lookup key."}],"resultDescription":"Returns a Base64-encoded SHA3-256 hash string computed from the input text serialized as UTF-16LE bytes. The result is a fixed-length, deterministic digest suitable for integrity checks, deduplication, or keyed lookups.","failureModes":["Empty or missing 'text' field returns a validation error","Text exceeding 100,000 characters is rejected","Missing 'key' field may cause authentication failure","Payment not attached or insufficient USDC triggers a 402 response","Malformed request body returns a 400 error"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA3-256 digest computed over the UTF-16LE byte representation of a string (common for interoperability with Windows/.NET systems) and want the result as Base64. Prefer the free sandbox variant (/v1/sandbox/digest-sha3-256-base64-utf16) first to avoid cost; use this paid version when the sandbox is unavailable or rate-limited. Not suitable if you need SHA-256 (not SHA3), a different encoding (UTF-8, ASCII), or a hex-encoded output rather than Base64.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:14.357Z","isFirstParty":false,"canonicalSlug":"sha3-256-base64-digest-utf-16le-agentshelf-syntexa-ch-b925ddd5"}