> ## Documentation Index
> Fetch the complete documentation index at: https://lava.so/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Frankfurter

> Currency exchange rate API sourced from the European Central Bank, providing current and historical rates for 30+ currencies.

Currency exchange rate API sourced from the European Central Bank, providing current and historical rates for 30+ currencies. Best for currency conversion workflows, FX trend analysis, and any feature needing reliable exchange rate data. A free, no-auth alternative to commercial FX APIs — data updates daily from the ECB reference rates.

1 example endpoint available through Lava's AI Gateway. See the [Frankfurter API docs](https://frankfurter.dev) for full documentation.

<Info>This provider is **managed** — no additional setup required.</Info>

<Info>This is a **catch-all provider** — any valid URL under `https://api.frankfurter.dev/v1` is supported. Currency exchange rate API. Construct URL as [https://api.frankfurter.dev/v1/\&#123;endpoint\&#125](https://api.frankfurter.dev/v1/\&#123;endpoint\&#125);. Common endpoints: /latest, /currencies, /\{date}, /\{start}..\{end}. The endpoints below are curated examples.</Info>

## Endpoints

### Get latest exchange rates

**GET** `https://api.frankfurter.dev/v1/latest?from=USD&to=EUR,GBP` — Free

<Tabs>
  <Tab title="SDK">
    ```typescript theme={null}
    const data = await lava.gateway('https://api.frankfurter.dev/v1/latest?from=USD&to=EUR,GBP', { method: 'GET' });
    ```
  </Tab>

  <Tab title="cURL">
    ```bash theme={null}
    curl "https://api.lava.so/v1/forward?u=https%3A%2F%2Fapi.frankfurter.dev%2Fv1%2Flatest%3Ffrom%3DUSD%26to%3DEUR%2CGBP" \
      -H "Authorization: Bearer $LAVA_SECRET_KEY"
    ```
  </Tab>
</Tabs>

## Next Steps

<CardGroup cols={2}>
  <Card title="All Providers" icon="grid" href="/gateway/supported-providers">
    Browse all supported AI providers
  </Card>

  <Card title="Forward Proxy" icon="route" href="/gateway/forward-proxy">
    Learn how to construct proxy URLs and authenticate requests
  </Card>
</CardGroup>