{"uid":"cap_BoiZJYIeYs18MqlmpzImq","slug":"sha3-384-hex-digest-utf-16le-86f947b9","name":"SHA3-384 Hex Digest (UTF-16LE)","description":"Call when an agent needs a sha3-384 digest of utf16le bytes, encoded as hex. Exact $0.009 USDC. Prefer unpaid POST /v1/sandbox/digest-sha3-384-hex-utf16 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha3-384-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":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lB7QdSCownHlJyWpHZksA","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","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 hash of a text string encoded as UTF-16LE bytes and returns it as a lowercase hex string.","exampleAgentPrompt":"Can you compute a SHA3-384 hex digest of the text 'Hello, World!' using UTF-16LE encoding? My key is 'myapikey123'.","exampleUseCases":[{"title":"Data integrity check before storage","prompt":"I need to generate a SHA3-384 hex hash of this document content 'Annual report Q4 2024 final draft approved' encoded as UTF-16LE bytes so I can verify it hasn't been tampered with later. Use key 'doccheck42'."},{"title":"Cryptographic fingerprint for audit log","prompt":"Can you hash this audit log entry 'user:admin action:delete resource:db-prod timestamp:2024-01-15T10:30:00Z' with SHA3-384 using UTF-16LE encoding and give me the hex digest? Key is 'auditkey99'."},{"title":"API payload signature verification","prompt":"Hash this API payload string 'amount=500&currency=USD&recipient=acct_12345' using SHA3-384 over its UTF-16LE bytes and return the hex digest — I need it to compare against an expected signature. Key is 'payloadkey7'."}],"resultDescription":"A SHA3-384 cryptographic hash digest of the input text (encoded as UTF-16LE bytes), returned as a lowercase hexadecimal string. The digest is 96 hex characters long (384 bits).","failureModes":["Text exceeds 100,000 character limit — returns validation error","Missing or empty text or key fields — returns 400 bad request","Invalid UTF-16LE encoding edge cases with certain Unicode characters may produce unexpected results","Payment failure via x402 protocol — returns 402 Payment Required before processing"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA3-384 digest computed over UTF-16LE byte representation of text and want the result as hex. This is distinct from SHA3-384 over UTF-8, SHA-256, or other hash algorithms. Prefer the sandbox unpaid endpoint (/v1/sandbox/digest-sha3-384-hex-utf16) for testing; use this paid endpoint for production workloads requiring SHA3-384 with UTF-16LE byte encoding.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:59.237Z","isFirstParty":false,"canonicalSlug":"sha3-384-hex-digest-utf-16le-86f947b9"}