{"uid":"cap_IbEiHwMvSdDsJcgjN_rQj","slug":"agentshelf-syntexa-ch-blake2b-512-base64url-latin1-digest-45359fae","name":"agentshelf.syntexa.ch Blake2b-512 Base64url Latin1 Digest","description":"Call when an agent needs a blake2b512 digest of latin1 bytes, encoded as base64url. Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/digest-blake2b512-base64url-latin1 first.","url":"https://agentshelf.syntexa.ch/v1/digest-blake2b512-base64url-latin1?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_6HP6n_mEUj7dkuh4W8gnP","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 BLAKE2b-512 cryptographic digest of Latin-1 encoded text, returning the result encoded as base64url.","exampleAgentPrompt":"Can you compute the BLAKE2b-512 hash of the Latin-1 text 'Hello World' using the key 'mysecretkey' and give me the result as a base64url string?","exampleUseCases":[{"title":"Content integrity fingerprinting","prompt":"Hash the Latin-1 string 'Invoice #4821: Total $500.00' with BLAKE2b-512 using the key 'invoicekey' and return the base64url digest so I can verify it hasn't been tampered with."},{"title":"Keyed message authentication","prompt":"Generate a BLAKE2b-512 keyed digest of the Latin-1 text 'user:alice;role:admin;exp:1720000000' using key 'authsecret99', encoded as base64url — I need it for a token integrity check."},{"title":"Deterministic document fingerprint","prompt":"Give me the base64url-encoded BLAKE2b-512 digest of this Latin-1 document text: 'Contrat de vente numéro 7, signé le 1er juillet' with no key, so I can store a unique fingerprint for deduplication."}],"resultDescription":"Returns a base64url-encoded BLAKE2b-512 cryptographic digest of the provided Latin-1 encoded input text, optionally keyed with the supplied key string.","failureModes":["Input text contains characters outside Latin-1 range — may cause encoding errors or unexpected results","Key exceeds 512-character maximum — rejected with validation error","Empty text or key fields — rejected due to minLength:1 constraint","Payment not provided or insufficient — 402 Payment Required response","Service unavailable — 5xx error with no digest returned"],"whenToPreferThis":"Choose this endpoint when you specifically need a BLAKE2b-512 hash of Latin-1 text with base64url output encoding, especially when a keyed (MAC-style) digest is required. Prefer the free sandbox variant (/v1/sandbox/digest-blake2b512-base64url-latin1) for testing. Use this paid endpoint for production workloads where guaranteed availability matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:01.056Z","isFirstParty":false,"canonicalSlug":"agentshelf-syntexa-ch-blake2b-512-base64url-latin1-digest-45359fae"}