# FxFeed.io

> FxFeed.io is a foreign exchange rate API for developers: mid-market rates for 160+ currencies, latest and historical back to 1999, as JSON over HTTPS. It is a hosted API; call it with an API key rather than scraping the website.

- API base URL: `https://api.fxfeed.io/v2`
- Authentication: pass your API key in the `api_key` query parameter, e.g. `https://api.fxfeed.io/v2/latest?base=USD&currencies=EUR,GBP&api_key=YOUR_API_KEY`
- Endpoints: `GET /latest`, `GET /historical?date=YYYY-MM-DD`, `GET /convert?from=USD&to=EUR&amount=100`, `GET /timeseries?start_date=…&end_date=…`
- Get a free API key: https://fxfeed.io/signup
- Remote MCP server for AI assistants (Streamable HTTP, `Authorization: Bearer YOUR_API_KEY`): https://fxfeed.io/mcp

## Pricing

- **Free** ($0 per month): 5,000 requests / month, Daily data
- **Pro** ($10 per month or $59 per year): Unlimited requests / month, Hourly data access

## Docs

- [API reference](https://fxfeed.io/docs): every endpoint, parameter, response and error code, with code examples
- [OpenAPI 3.1 spec](https://fxfeed.io/openapi.json): machine-readable description of the API
- [Full reference as Markdown](https://fxfeed.io/llms-full.txt): this file followed by the complete API reference
- [Pricing](https://fxfeed.io/pricing): plans and what they include
- [Currencies](https://fxfeed.io/currencies): every supported currency, with current and historical rates
- [Data methodology](https://fxfeed.io/methodology): where the rates come from and how often they update

## Optional

- [Use cases](https://fxfeed.io/use-cases): what teams build with the API
- [Blog](https://fxfeed.io/blog): guides on exchange rates and building with currency data
- [Terms of Service](https://fxfeed.io/terms)