{"uid":"cap_uqvXHHnqqjCLbtAzQ-4xq","slug":"tripguard-fare-intelligence-cryptographic-hash-3cac8b74","name":"TripGuard Fare Intelligence – Cryptographic Hash","description":"Real-time airfare intelligence for AI travel-booking agents: flight price-drop prediction, fare-fraud and deal-legitimacy verification, and verified booking links for any route and date. Pay-per-call in USDC on Base. No API key.","url":"https://tripguard-fare-intel.onrender.com/hash?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"string","maxLength":65536,"minLength":1},"algorithms":{"type":"array","items":{"enum":["sha256","sha512","keccak256"]}}}},"responseSchema":{"type":"json","example":{"digests":{"sha256":"b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9"},"input_bytes":11}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.12","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":"$0.12/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Mt5eqoQSQqXE5fyKz8YlK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.12","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes cryptographic digests (SHA-256, SHA-512, Keccak-256) of an input string, returning hex-encoded hash values and byte length.","exampleAgentPrompt":"Hash the string 'Hello, world!' using both SHA-256 and Keccak-256 and give me the hex digests.","exampleUseCases":[{"title":"Verify data integrity before storage","prompt":"Take this JSON payload and compute its SHA-256 hash so I can store the checksum alongside the record and verify it hasn't been tampered with later."},{"title":"Blockchain-compatible Keccak-256 fingerprint","prompt":"I need the Keccak-256 digest of the string 'Transfer:0xABC:100ETH' — it needs to match what an Ethereum smart contract would produce."},{"title":"Multi-algorithm digest comparison","prompt":"Run 'mySecretData42' through SHA-256, SHA-512, and Keccak-256 all at once and show me all three digests so I can pick which one to use in my protocol."}],"resultDescription":"Returns a JSON object containing hex-encoded digests for each requested algorithm (sha256, sha512, keccak256) and the byte length of the input string.","failureModes":["Empty input string rejected (minLength:1 violated)","Input string exceeds 65536 character limit","Invalid algorithm name in algorithms array returns validation error","Malformed JSON body causes 400 Bad Request","Payment not provided or insufficient USDC causes 402 Payment Required"],"whenToPreferThis":"Choose this endpoint when you need a pay-per-call, keyless cryptographic hashing service accessible over HTTP, especially when you need Keccak-256 for Ethereum/blockchain compatibility alongside standard SHA-256 or SHA-512 digests in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:39:18.141Z","isFirstParty":false,"canonicalSlug":"tripguard-fare-intelligence-cryptographic-hash-3cac8b74"}