Exchange Rate API
Real-time and historical exchange rates for 38+ fiat and crypto currencies. Batch conversion, time-series, any base currency. Data from ECB and CoinGecko.
3 subscribers
14 endpoints
The in-depth APIMemo review for this API hasn't been published yet —
the data below comes straight from the public marketplace listing.
Exchange Rate API endpoints
| Method | Endpoint | Description |
|---|---|---|
| System | ||
| GET |
/health /health |
Returns the health status of the API and its dependencies (D1 database, KV cache). |
| v1 | ||
| GET |
/v1/timeseries /v1/timeseries |
Returns daily exchange rates between two dates. Maximum range is 365 days. Only business days are included (ECB does not publish on weekends/holidays). |
| GET |
/v1/convert /v1/convert |
Converts a specific amount from one currency to another using the latest or historical rates. Result is rounded to the target currency's standard decimal places. |
| GET |
/v1/currencies /v1/currencies |
Returns metadata for all supported fiat and crypto currencies including name, symbol, flag emoji, and decimal places. No authentication required. |
| GET |
/v1/latest /v1/latest |
Returns the most recent exchange rates. Supports any base currency and optional symbol filtering. Rates are updated every 4 hours from ECB and CoinGecko. |
| GET |
/v1/historical/{date} /v1/historical/{date} |
Returns exchange rates for a specific past date. ECB data available from 1999-01-04. Weekends and holidays return 404 as ECB does not publish rates on those days. |
| POST |
/v1/batch /v1/batch |
Convert multiple currency pairs in a single request. Maximum 100 conversions per request. Each conversion counts as one billable unit. |
| Internal | ||
| POST |
/internal/keys/{id}/revoke /internal/keys/{id}/revoke |
|
| POST |
/internal/create-checkout /internal/create-checkout |
|
| GET |
/internal/keys/{id} /internal/keys/{id} |
|
| GET |
/internal/keys /internal/keys |
|
| POST |
/internal/keys /internal/keys |
|
| GET |
/internal/reconcile-billing /internal/reconcile-billing |
|
| POST |
/internal/reconcile-billing /internal/reconcile-billing |
|
Exchange Rate API pricing
| Plan | Price | Rate limit | Quotas |
|---|---|---|---|
| BASIC | Free | — |
|
| PRO | $9 / month | 60 / minute |
|
| ULTRA | $29 / month | 300 / minute |
|
