{"uid":"cap_iBOWbyQYdUu7qZMAUYPZX","slug":"one-engine-batch-hash-api-a8ef3035","name":"ONE Engine Batch Hash API","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/batch?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"items":{"type":"array","items":{"type":"string"},"maxItems":100,"description":"UTF-8 strings to hash"},"algorithm":{"enum":["sha256","sha512"],"type":"string","description":"Hash algorithm. Defaults to sha256."}}},"responseSchema":{"type":"json","example":{"count":2,"product":"hash_batch","results":[{"hash":"2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824","index":0}],"algorithm":"SHA-256"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0011","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":"$0.0011/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0011","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0011","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BbAZufhmc1xBgJYlHmNkB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0011","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes SHA-256 or SHA-512 cryptographic hashes for up to 100 UTF-8 strings in a single pay-per-call request.","exampleAgentPrompt":"Hash these three strings using SHA-256: 'hello', 'world', and 'foo' — give me the hex digests for each.","exampleUseCases":[{"title":"Deduplication fingerprinting pipeline","prompt":"I have a list of 50 text records and I want to deduplicate them — can you compute SHA-256 hashes for all of them so I can compare fingerprints and find duplicates?"},{"title":"Content integrity verification","prompt":"Before I store these 10 config values, hash each one with SHA-512 so I can store the digests alongside them and verify integrity later."},{"title":"Agent-side token fingerprinting","prompt":"Hash these API key strings with SHA-256 so I can log their fingerprints without exposing the raw secrets: 'sk-abc123', 'sk-xyz789', 'sk-def456'."}],"resultDescription":"Returns a JSON object with the algorithm used, the total count of hashed items, and a results array where each entry contains the index of the input string and its hex-encoded hash digest.","failureModes":["Array exceeds 100 items — request rejected","Invalid algorithm value (not sha256 or sha512) — validation error","Non-UTF-8 or malformed string input — parsing error","Payment failure via x402 — 402 response before processing","Empty items array — may return empty results or validation error"],"whenToPreferThis":"Choose this endpoint when you need to hash multiple strings in a single round-trip rather than calling a single-hash endpoint repeatedly. It is ideal for agents that need to fingerprint, deduplicate, or integrity-check batches of text data cheaply using standard SHA-256 or SHA-512 algorithms, billed at a flat $0.0011 USDC per call regardless of batch size up to 100 items.","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-batch-hash-api-a8ef3035"}