{"uid":"cap_h4KUxsymO76RqlSgfDBT0","slug":"54ch10-hash-free-04377704","name":"54ch10 Hash Free","description":"54ch10: pre-interact URL check. Paste a link, get brief + domain + page. Taste /v1/open/free. 80 calls for $1. Wire in 30s. Analytics-only tooling. Not financial advice.","url":"https://54ch10.uk/v1/hash/free","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":["algo","q"],"properties":{"q":{"type":"string","description":"UTF-8 data to hash (or POST JSON {algo,data})"},"algo":{"enum":["sha256","sha1","md5"],"type":"string","description":"Hash algorithm"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"ok":true,"hex":"2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824","algo":"sha256","tier":"x402","base64":"LPJNul+wow4m6DsqxbninhsWHlwfp0JecwQzYpOLmCQ=","disclaimer":"Informational tooling only. Not financial advice. No custody, trading, or token promotion. Scores are imperfect heuristics — verify independently."}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ztnbGRaZtZ6JWab1sHQF3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a cryptographic hash (SHA-256, SHA-1, or MD5) of a UTF-8 string and returns the hex and base64 encoded digest","exampleAgentPrompt":"Can you hash the string 'hello' using SHA-256 and give me both the hex and base64 output?","exampleUseCases":[{"title":"Verify file content fingerprint","prompt":"Hash this string 'mySecretToken123' with SHA-256 so I can compare it to a stored checksum."},{"title":"Generate MD5 checksum for legacy system","prompt":"I need the MD5 hash of the text 'user@example.com:password' — can you compute that for me?"},{"title":"Create SHA-1 digest for API signature","prompt":"Compute a SHA-1 hash of 'GET/api/v2/orders1672531200' so I can include it in an API request signature."}],"resultDescription":"A JSON object containing: ok (boolean success flag), hex (hex-encoded hash string), base64 (base64-encoded hash string), algo (the algorithm used), tier (pricing tier), and a disclaimer note. On success ok is true and hex/base64 contain the computed digest.","failureModes":["Missing required 'q' or 'algo' query parameters returns an error","Unsupported algorithm value (not sha256, sha1, or md5) causes validation failure","Empty or non-UTF-8 data may return an error","Payment failure via x402 protocol blocks access","Rate limit exceeded if calling beyond allocation"],"whenToPreferThis":"Choose this endpoint when you need a fast, cheap, pay-per-call cryptographic hash of a string without setting up your own infrastructure. Ideal for AI agents that need on-demand hashing without a local library, or when operating in a sandboxed environment. At $0.001 USDC per call it is cost-effective for occasional or moderate-volume use. Prefer a local library if you need very high throughput or cannot make outbound HTTP calls.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:44:12.701Z","isFirstParty":false}