{"uid":"cap__1mDgYjNhfBKAkLYlsrfN","slug":"pennyrail-sha-256-hash-e3c49143","name":"PennyRail SHA-256 Hash","description":"Machine-readable settlement service","url":"https://pennyrail.vercel.app/api/p/nano/crypto.sha256--sha-hash","method":"POST","headers":{},"bodySchema":{"type":"object","required":["input"],"properties":{"input":{"type":"string"}}},"responseSchema":{"type":"object","additionalProperties":true},"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_wrndEF6TjBIheD-r9KvL-","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 SHA-256 cryptographic hash of a given input string via a paid micropayment API endpoint","exampleAgentPrompt":"Can you compute the SHA-256 hash of the string 'Hello, World!' for me?","exampleUseCases":[{"title":"Password pre-hashing before storage","prompt":"Hash the string 'mySecretP@ssword123' with SHA-256 so I can store it safely."},{"title":"Content integrity fingerprinting","prompt":"Give me the SHA-256 digest of this text so I can verify it hasn't been tampered with: 'Invoice #4521: $450.00 due 2024-06-01'"},{"title":"Deduplication key generation","prompt":"I need a consistent hash key for the value 'user:john.doe@example.com' — can you SHA-256 hash it for me?"}],"resultDescription":"Returns a JSON object containing the SHA-256 hash (hex digest) of the provided input string, usable as a cryptographic fingerprint or checksum.","failureModes":["Missing or empty 'input' field returns a 400 or validation error","Payment failure or insufficient USDC balance results in a 402 Payment Required response","Extremely large input strings may be rejected or time out","Malformed JSON body causes a parse error response"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-use SHA-256 hash computation without setting up local crypto libraries, or when operating in an agent environment that supports x402 micropayments and needs cryptographic hashing as a standalone service call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:56:39.829Z","isFirstParty":false}