{"uid":"cap_23C6Ri7sow51BiZZRKe-t","slug":"kiteendpoints-ai-cryptography-api-219ba07b","name":"KiteEndpoints.ai Cryptography API","description":"400+ paid API endpoints. Social media, AI, crypto, finance, weather, ecommerce, tools. Pay per request with USDC on Base chain.","url":"https://kite-hub-v3.vercel.app/api/cryptography","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"object","example":{"result":{"data":"example response"}},"properties":{"result":{"type":"object","description":"API response data"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.17","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":"$0.17/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.17","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.17","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_n-87LH2mJV9vrD_sWyoQz","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.17","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Provides cryptographic operations and utilities via a pay-per-request API endpoint on Base chain","exampleAgentPrompt":"Can you hash this string 'hello world' using SHA-256 and give me back the hex digest?","exampleUseCases":[{"title":"Verify signed blockchain transactions","prompt":"I need you to verify that this transaction signature is legit before we process it. Can you check if this signature matches the message using the public key I'm giving you?"},{"title":"Encrypt customer data before storage","prompt":"We're storing customer payment info in our database. Can you encrypt this credit card number using AES encryption so it's not readable if someone accesses the raw data?"},{"title":"Generate secure API authentication tokens","prompt":"Create a cryptographic key pair for our new API client and then hash the private key so we can store it safely in our database without exposing the actual key."}],"resultDescription":"Returns a result object containing the cryptographic output — such as an encrypted string, hash digest, signature, or verification boolean — depending on the operation requested.","failureModes":["Invalid or missing input data returns an error result","Unsupported algorithm or operation type returns an error","Payment not received or insufficient USDC results in 402 response","Malformed request body causes a 400-style error","Server-side cryptographic failure returns a generic error in the result object"],"whenToPreferThis":"Choose this endpoint when you need quick, pay-per-request cryptographic operations without setting up your own crypto library — particularly useful in agent workflows that need hashing, signing, or encryption on demand and are already using x402/USDC micropayments on Base chain.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:06:20.975Z","isFirstParty":false}