{"slug":"offercheck-offercheck-workers-dev-v1-fx-c237d6","title":"Convert between 30 major currencies (USD, EUR, GBP, JPY, CHF, CNY, INR, ILS, AUD","host":"offercheck.offercheck.workers.dev","method":"GET","resource":"https://offercheck.offercheck.workers.dev/v1/fx","category":"market","description":"Convert between 30 major currencies (USD, EUR, GBP, JPY, CHF, CNY, INR, ILS, AUD, CAD, ...) using the European Central Bank's daily reference rates: rate and converted amount for one or many target currencies, optional historical date back to 1999. Returns the ECB rate date and source. $0.002 per ca","price_listed":0.002,"price_asked":0.002,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":384,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"amount":"100","from":"USD","to":"EUR,GBP"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"amount":{"default":"1","description":"Amount in the base currency to convert, as a decimal number string, e.g. \"100\" (default 1). Query parameters are strings, so the Coinbase Bazaar validator rejects a numeric type here.","pattern":"^[0-9]+(\\.[0-9]+)?$","type":"string"},"date":{"description":"Optional historical date YYYY-MM-DD (ECB business days from 1999-01-04); omit for the latest rates","type":"string"},"from":{"default":"USD","description":"Base currency, ISO 4217 code (default USD)","type":"string"},"to":{"default":"EUR","description":"Target currency or comma-separated list (default EUR); any of the 30 ECB currencies","type":"string"}},"required":[],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-26","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.002,"price_match":true,"latency_ms":384,"error":null}],"description_full":"Convert between 30 major currencies (USD, EUR, GBP, JPY, CHF, CNY, INR, ILS, AUD, CAD, ...) using the European Central Bank's daily reference rates: rate and converted amount for one or many target currencies, optional historical date back to 1999. Returns the ECB rate date and source. $0.002 per call.","last_updated":"2026-09-26T10:33:18Z","schemes":["exact"]}