{"slug":"2s-io-api-fx-rates-09b956","title":"Daily reference exchange rates from the European Central Bank (via Frankfurter)","host":"2s.io","method":"GET","resource":"https://2s.io/api/fx/rates","category":"code","description":"Daily reference exchange rates from the European Central Bank (via Frankfurter). 30+ major currencies. Pass base = 3-letter ISO 4217 currency (default USD), optional symbols = comma-separated target codes (default = all available), optional date = YYYY-MM-DD for historical rates (history back to 199","price_listed":0.003,"price_asked":0.003,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":265,"reported_calls_30d":3,"reported_payers_30d":2,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"base":"USD","symbols":"EUR,GBP,JPY"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"properties":{"method":{"const":"GET"},"queryParams":{"properties":{"amount":{"description":"Amount of base currency to convert; default 1.","type":"number"},"base":{"description":"3-letter ISO 4217 code (default USD).","type":"string"},"date":{"description":"YYYY-MM-DD historical date; default latest.","type":"string"},"symbols":{"description":"Comma-separated target codes; default all.","type":"string"}}},"type":{"const":"http"}},"required":["type","method","queryParams"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.003,"price_match":true,"latency_ms":265,"error":null}],"description_full":"Daily reference exchange rates from the European Central Bank (via Frankfurter). 30+ major currencies. Pass base = 3-letter ISO 4217 currency (default USD), optional symbols = comma-separated target codes (default = all available), optional date = YYYY-MM-DD for historical rates (history back to 1999, business days only; omit for latest), optional amount to convert (default 1). Returns base, date, amount, and a map of currency code → rate.","last_updated":"2026-09-22T05:52:43.794Z","schemes":["exact"]}