# Frankfurter

4 endpoints on Frankfurter. Every one returns the same response shape and has a flat, published price in credits.

Category: [Finance & markets](https://onekey.dev/docs/categories/finance.md) · [Overview page](https://onekey.dev/platforms/frankfurter)

## Endpoints

| Endpoint | What it does | Cost | Status |
| --- | --- | --- | --- |
| [`currencies`](https://onekey.dev/docs/api/frankfurter/currencies.md) | Currencies supported by the ECB feed (code -> name). | 1 credit | stable |
| [`historical`](https://onekey.dev/docs/api/frankfurter/historical.md) | ECB reference rates on a past date. | 1 credit | stable |
| [`latest`](https://onekey.dev/docs/api/frankfurter/latest.md) | Latest ECB reference rates for a base currency. | 1 credit | stable |
| [`timeseries`](https://onekey.dev/docs/api/frankfurter/timeseries.md) | ECB rates over a date range (rates keyed by date). | 5 credits | stable |

Every endpoint page has a **Field mapping** section showing which source field becomes which [unified field](https://onekey.dev/docs/schema.md) (fixed schema) or platform-specific `ext.` field.