{"uid":"cap_Rpy9TrWTLP1p9LyOugXB8","slug":"one-engine-sha-256-hash-b614080d","name":"ONE Engine SHA-256 Hash","description":"Low-cost pay-per-call utility APIs for autonomous agents using x402 on Base.","url":"https://one-search.one-engine.workers.dev/v1/hash/sha256?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","description":"UTF-8 text to hash"}}},"responseSchema":{"type":"json","example":{"hash":"2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824","product":"hash_sha256","algorithm":"SHA-256"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0009","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":"$0.0009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DrJoWHPH9rd0jodvVDeUi","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0009","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 cryptographic hash of any UTF-8 text string and returns the hex digest.","exampleAgentPrompt":"SHA-256 hash the text 'hello world' for me — I need the hex digest.","exampleUseCases":[{"title":"Content deduplication fingerprinting","prompt":"Hash this article body with SHA-256 so I can check if we've already stored it: 'The quick brown fox jumps over the lazy dog.'"},{"title":"Commitment scheme for smart contract","prompt":"Generate a SHA-256 hash of the secret value 'auction-bid-42500' so I can submit it as a commitment on-chain before revealing it later."},{"title":"Data integrity verification token","prompt":"Compute the SHA-256 digest of this config blob so I can attach it as an integrity checksum before sending it to the remote agent: 'model=gpt-4,temp=0.7,max_tokens=512'."}],"resultDescription":"Returns a JSON object containing the SHA-256 hex digest string under 'hash', the product identifier 'hash_sha256', and the algorithm label 'SHA-256'. Example: {\"hash\":\"2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824\",\"product\":\"hash_sha256\",\"algorithm\":\"SHA-256\"}.","failureModes":["Missing or empty 'text' field returns a validation error","Non-UTF-8 binary input may cause encoding errors","Insufficient USDC balance on x402 wallet causes payment failure and 402 response","Network timeout if Cloudflare Worker is cold-starting"],"whenToPreferThis":"Choose this endpoint when an agent needs a fast, cheap, pay-per-call SHA-256 hash with no API key setup — ideal for autonomous agents using x402 micropayments on Base. Prefer it over self-hosted hashing when running in a sandboxed or stateless environment that lacks native crypto libraries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T02:57:03.235Z","isFirstParty":false,"canonicalSlug":"one-engine-sha-256-hash-b614080d"}