# ExchangeRate.host API

**Canonical:** https://apis.io/apis/apilayer/exchangerate-host-api/  
**Provider:** APILayer — https://apis.io/providers/apilayer/  
**Base URL:** https://api.exchangerate.host  
**Documentation:** https://exchangerate.host/

ExchangeRate.host API is one of 4 APIs that [APILayer](https://apis.io/providers/apilayer/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Currency, Foreign Exchange, and Financial Data. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, and pricing.

Real-time and historical foreign exchange rates for 168 world currencies, with live quotes, single-day historical rates, date-range time frames, change queries and currency conversion. Five GET endpoints, authenticated with an access_key query parameter.

## Operations (5)

| Method | Path | Summary |
|---|---|---|
| GET | `/change` | ExchangeRate.host :- /change |
| GET | `/timeframe` | ExchangeRate.host :- /timeframe |
| GET | `/historical` | ExchangeRate.host :- /historical |
| GET | `/convert` | ExchangeRate.host :- /convert |
| GET | `/live` | ExchangeRate.host :- /live |

## Machine-readable artifacts (5)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/apilayer/refs/heads/main/openapi/apilayer-exchangerate-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/apilayer/refs/heads/main/overlays/apilayer-exchangerate-overlay.yaml
- **Documentation** — https://docs.apilayer.com/exchangerate/docs/api-documentation
- **APIReference** — https://docs.apilayer.com/exchangerate/docs/api-documentation
- **Pricing** — https://exchangerate.host/pricing

## Other APILayer APIs (3)

- [APILayer Marketplace API](https://apis.io/apis/apilayer/apilayer-api/)
- [Exchange Rates API](https://apis.io/apis/apilayer/exchange-rates-api/)
- [ipapi](https://apis.io/apis/apilayer/ipapi/)

## Tags

Currency, Foreign Exchange, Financial Data

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/apilayer/exchangerate-host-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/apilayer/.