{"uid":"cap_NmfxM8QQEg8RiZaspeWnA","slug":"tradepilotusa-text-sha-256-digest-81ee9096","name":"TradepilotUSA Text SHA-256 Digest","description":"Calculate a SHA-256 digest and UTF-8 byte length of supplied text without normalization. Useful for comparing exact text artifacts. Does not prove authorship, authenticity or safe content; do not submit passwords or secrets.","url":"https://www.tradepilotusa.com/api/agent-commerce/v1/services/text_sha256_digest/execute?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":48000}}},"responseSchema":{"type":"json","example":{"result":{"digest":"ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad","encoding":"UTF-8","algorithm":"SHA-256","byte_length":3,"normalization":"none; line endings and Unicode code points remain significant"},"utility":"text_sha256_digest","provenance":{"execution":"deterministic_local","model_used":false,"network_request_performed":false},"request_id":"example_text_sha256_digest"}},"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_TvLyu3I40aFf1zuHFM5lv","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-256 hash and UTF-8 byte length of a supplied text string without any normalization","exampleAgentPrompt":"Can you compute the SHA-256 hash and UTF-8 byte length of this text: 'Hello, world!'?","exampleUseCases":[{"title":"Text artifact deduplication check","prompt":"Hash this paragraph for me so I can check if it's a duplicate of something I stored earlier: 'The quick brown fox jumps over the lazy dog.'"},{"title":"Document integrity fingerprinting","prompt":"I need a SHA-256 digest of this contract clause — no normalization, keep line endings as-is — so I can verify it hasn't been tampered with later: 'Payment is due within 30 days of invoice.'"},{"title":"Byte length measurement for encoding","prompt":"What's the UTF-8 byte length of this Japanese text: '日本語のテキスト'? Also give me its SHA-256 hash while you're at it."}],"resultDescription":"Returns a JSON object containing the SHA-256 hex digest of the input text, the encoding used (UTF-8), the algorithm name (SHA-256), the UTF-8 byte length of the input, and a note confirming no normalization was applied. Also includes a request ID and provenance metadata confirming the computation is deterministic and local with no model or network involvement.","failureModes":["Text exceeds 48,000 character limit — request rejected","Empty or missing 'text' field — validation error","Payment failure via x402 protocol — endpoint returns 402 before processing","Malformed JSON body — 400 bad request"],"whenToPreferThis":"Choose this endpoint when you need a deterministic, no-normalization SHA-256 hash of an exact text artifact — particularly when line endings and Unicode code points must be preserved exactly as-is. Prefer it over local hashing when you want a pay-per-use, auditable, externally verifiable computation without setting up local crypto libraries. Not suitable for password hashing, authentication, or content safety verification.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:48:28.445Z","isFirstParty":false,"canonicalSlug":"tradepilotusa-text-sha-256-digest-81ee9096"}