{"uid":"cap__HJFOHEOsk8X-o_fvVUD1","slug":"ecb-foreign-exchange-rates-via-frankfurter-cda0ec5a","name":"ECB Foreign Exchange Rates via Frankfurter","description":"Foreign exchange / currency conversion reference rates (European Central Bank) for a base currency, source Frankfurter. Parameter: ?base=<ISO 4217 code> (default EUR, e.g. USD, GBP, JPY).","url":"https://x402-seller-0ay3.onrender.com/api/fx/rates","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"base":{"type":"string","description":"Base currency ISO 4217 code (e.g. EUR, USD)."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"base":"EUR","date":"2026-09-01","rates":{"GBP":0.8566,"USD":1.159},"source":"https://api.frankfurter.app","fetched_at":"2026-09-01T12:00:00.000Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_pQcebH7jTMhrE9IM5C_zB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns European Central Bank reference exchange rates for a given base currency against all major currencies.","exampleAgentPrompt":"What are the current ECB reference exchange rates with USD as the base currency?","exampleUseCases":[{"title":"Travel budget currency planning","prompt":"I'm traveling to Japan and Europe next month — can you get me today's ECB reference rates using GBP as the base so I can see how much yen and euros I'll get?"},{"title":"Financial report currency normalization","prompt":"Pull the latest ECB FX rates with EUR as the base currency so I can convert all our international revenue figures into euros for the quarterly report."},{"title":"Crypto-to-fiat comparison baseline","prompt":"Get me the official ECB exchange rates for USD as the base — I want to compare the dollar's value against major currencies alongside Bitcoin's price today."}],"resultDescription":"A JSON object containing the base currency code, the date of the ECB reference rates, a map of currency codes to exchange rates relative to the base, the upstream Frankfurter source URL, and a fetched_at timestamp.","failureModes":["Invalid ISO 4217 currency code returns an error — only ECB-supported currencies are valid bases","Frankfurter upstream outage may cause delayed or failed responses","ECB rates are only updated on business days; weekends and holidays return the most recent available date","Missing or misspelled query parameter defaults to EUR base without error"],"whenToPreferThis":"Choose this endpoint when you need official, authoritative ECB reference exchange rates rather than market/trading rates. It is ideal for financial reporting, compliance contexts, or any use case requiring a recognized official rate source. Prefer this over commercial FX APIs when the ECB rate is specifically required or when cost matters (at $0.005/call). Not suitable for real-time trading rates or cryptocurrencies.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:48:01.258Z","isFirstParty":false}