{"uid":"cap_Fp9DLr-UyT-jYlPf5Ng-R","slug":"cerwal-currency-rate-lookup-276e512e","name":"Cerwal Currency Rate Lookup","description":"Web scraping and search for AI agents. No auth, no subscriptions. Pay per request in USDC via x402.","url":"https://cerwal.vercel.app/api/rate","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"to":{"type":"string","description":"To currency"},"from":{"type":"string","description":"From currency"}}},"responseSchema":{"type":"object","properties":{"data":{"type":"object"},"success":{"type":"boolean"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_aEkHhFuJVOQft3smfniuZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts between two currency codes and returns the current exchange rate","exampleAgentPrompt":"What's the current exchange rate from USD to EUR?","exampleUseCases":[{"title":"Forex rate check for payments","prompt":"What's the exchange rate from GBP to USD right now? I need to know how much my UK client's invoice will be in dollars."},{"title":"Crypto to fiat conversion","prompt":"Can you look up the current rate from BTC to USD so I know how much my crypto is worth in dollars?"},{"title":"Multi-currency budget planning","prompt":"What's the current exchange rate from EUR to JPY? I'm planning expenses for a trip and need to know how many yen I'll get per euro."}],"resultDescription":"Returns a JSON object with a success boolean and a data object containing the exchange rate or conversion information between the specified currency pair.","failureModes":["Invalid or unsupported currency code returns an error or empty data","Missing 'from' or 'to' parameters may cause a 400 or failed response","Network timeout on the Vercel deployment edge","Payment failure via x402 protocol prevents request from being processed"],"whenToPreferThis":"Use this endpoint when you need a simple, pay-per-request currency rate lookup with no API key or subscription required, particularly in agent workflows where the x402 micropayment model is already in use. It is best for lightweight, on-demand rate checks rather than bulk historical data retrieval.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:51:08.855Z","isFirstParty":false}