{"uid":"cap_ec3kdtKZV1qQ1s4MvHg_t","slug":"openwebninja-realtime-currency-exchange-rate-401f5a3c","name":"OpenWebNinja Realtime Currency Exchange Rate","description":"40+ public web-data, SERP, e-commerce, real-estate, finance and AI-search APIs, payable per call over x402 (USDC on Base, Polygon, Arbitrum). No account or API key required. Most endpoints $0.003; AI-model endpoints $0.005.","url":"https://x402.openwebninja.com/realtime-finance-data/currency-exchange-rate","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_V3xNUwE4cvphOrAmi4Kbh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current exchange rate between two ISO 4217 currency symbols, including previous close and last update timestamp.","exampleAgentPrompt":"What's the current exchange rate from USD to EUR, and what was the previous closing rate?","exampleUseCases":null,"resultDescription":"Returns a JSON object containing the real-time exchange rate between the two specified currencies, the previous closing rate, the last update timestamp in UTC, the currency symbols, and a status/request ID for traceability.","failureModes":["Invalid or unsupported ISO 4217 currency code returns an error response","Missing required from_symbol or to_symbol parameters results in a 400-level error","Payment not completed or insufficient USDC balance causes a 402 payment required response","Rate data temporarily unavailable for an exotic currency pair may return stale or missing data"],"whenToPreferThis":"Use this endpoint when you need a real-time, point-in-time currency exchange rate between two specific ISO 4217 currencies, including the previous close for context. Ideal for fintech apps, travel cost calculators, or any workflow requiring live forex data without a full trading API integration.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:46:25.700Z","isFirstParty":false}