{"slug":"api-certaindata-ai-ca054d66abad4d6ea80ba43013b61743-cd-fx-ra-cd611a","title":"Mid-market reference rates for one base currency against all published currencie","host":"api.certaindata.ai","method":"GET","resource":"https://api.certaindata.ai/ca054d66abad4d6ea80ba43013b61743-cd/fx-rates/:base","category":"market","description":"Mid-market reference rates for one base currency against all published currencies, from the European Central Bank.","price_listed":0.007,"price_asked":null,"state":"no_terms","state_label":"Answers HTTP 404 without x402 payment terms","checks_7d":1,"answered_7d":0,"latency_ms_median":null,"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","pathParams":{"base":"string"},"queryParams":{"date":"string"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"pathParams":{"properties":{"base":{"description":"Base currency as a 3-letter ISO code, e.g. EUR.","type":"string"}},"required":["base"],"type":"object"},"queryParams":{"properties":{"date":{"description":"Optional. A specific date (YYYY-MM-DD) for a historical rate, e.g. 2026-01-01. Omit for the latest.","type":"string"}},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method","pathParams"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":404,"valid_402":false,"asked_usdc":null,"price_match":null,"latency_ms":1422,"error":null}],"description_full":"Mid-market reference rates for one base currency against all published currencies, from the European Central Bank.","last_updated":"2026-08-28T14:15:47.04Z","schemes":["exact"]}