exchangerate.dev

Get current and historical exchange rates in JSON, with source and observation time included. Try the API without a key, or start with 10,000 free requests each month.

Choose your base currency and fetch current, historical, and streaming FX rates in JSON. Fetch the latest supported rates from one straightforward endpoint. Pull the earlier observations you need for a chart or report. Each rate comes with the fields needed to understand what it represents. Current rates arrive with their source, observation time, and market session, not just a number to display.