{"uid":"cap_pTDh_C0Z2pNYbkbOFGnFk","slug":"sha-384-digest-utf-16le-base64-dd9fef8c","name":"SHA-384 Digest (UTF-16LE → Base64)","description":"Call when an agent needs a sha384 digest of utf16le bytes, encoded as base64. Send JSON {\"text\":\"hello\"}. Exact $0.01 USDC on Base. Try unpaid POST /v1/sandbox/digest-sha384-base64-utf16 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha384-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_hnLWFy-Ap2iG4pvzA6QPR","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 SHA-384 hash of text encoded as UTF-16LE bytes and returns the digest as a Base64 string.","exampleAgentPrompt":"Can you compute the SHA-384 hash of the text 'Hello, World!' using UTF-16LE byte encoding and give me the result as Base64?","exampleUseCases":[{"title":"Integrity fingerprint for document content","prompt":"I need to generate a SHA-384 Base64 fingerprint of this contract text using UTF-16LE encoding so I can verify it hasn't been tampered with later: 'This agreement is entered into on January 1, 2025...'"},{"title":"Cross-platform checksum for Unicode strings","prompt":"Can you hash the string 'Ünïcödé tëxt sämplé' with SHA-384 using UTF-16LE bytes and return the Base64 digest? I need it to match what a Windows app produces."},{"title":"Deterministic token generation from a passphrase","prompt":"Take the phrase 'mysecretpassphrase2025' and compute its SHA-384 hash as Base64, treating the text as UTF-16LE bytes — I'm building a deterministic token."}],"resultDescription":"Returns a Base64-encoded SHA-384 digest of the input text after encoding it as UTF-16LE bytes. The result is a fixed-length cryptographic hash string suitable for integrity checking or fingerprinting.","failureModes":["Text exceeds 100,000 character limit — request rejected","Text or key field is empty or missing — validation error","Invalid UTF-16LE encoding edge cases for certain characters","Payment of exactly $0.01 USDC not fulfilled — 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you specifically need a SHA-384 hash of text that has been encoded as UTF-16LE bytes (common in Windows/COM environments) and the output must be Base64 encoded. Prefer the free sandbox endpoint (/v1/sandbox/digest-sha384-base64-utf16) for testing. Choose this over sibling endpoints when SHA-384 strength is required over MD5, SHA-1, or RIPEMD-160, and Base64 output is needed rather than hex or base64url.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:52:00.640Z","isFirstParty":false,"canonicalSlug":"sha-384-digest-utf-16le-base64-dd9fef8c"}