FX Rates API — Free Forex Exchange Rates

The XRates FX Rates API delivers live and historical foreign exchange rates for 45+ currencies via a simple JSON REST API. Powered by the European Central Bank (ECB), Central Bank of Russia (CBR) and other trusted providers.

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Why Choose XRates for FX Rates

Free forever tier

100 requests/month free, no credit card. Ideal for prototyping, hobby projects and small integrations.

Trusted sources

Rates aggregated from ECB, CBR, FloatRates, fawazahmed0 and IMF with priority-based fallback for maximum reliability.

Full FX toolkit

Latest rates, historical data, currency conversion, time-series and fluctuation analysis — all through one API.

Simple JSON REST

Clean JSON responses, Bearer-token authentication, descriptive error codes. Works with any programming language.

Get FX Rates in 10 Seconds

A single HTTP request returns the latest FX rates in JSON. Replace YOUR_API_KEY with your token from the dashboard.

cURL

curl -H "Authorization: Bearer YOUR_API_KEY" \

"https://xratesapi.com/api/v1/latest?base=USD&symbols=EUR,GBP,JPY"

Response

{

"success": true,

"base": "USD",

"date": "2026-05-12",

"rates": { "EUR": 0.9214, "GBP": 0.7843, "JPY": 154.32 }

}

FX Rates API Endpoints

Available FX Rates API endpoints
Endpoint	What it returns
/api/v1/latest	Latest FX rates for any base currency
/api/v1/{date}	Historical FX rates for a specific date
/api/v1/convert	Convert an amount between two currencies
/api/v1/timeseries	Daily FX rates over a date range
/api/v1/fluctuation	Rate changes and % volatility between dates
/api/v1/currencies	List all supported currencies with ISO codes and names

Popular FX Pairs

Jump into any major FX pair for live rates, historical data and code samples:

EUR → USD GBP → USD USD → JPY USD → CHF AUD → USD USD → CAD USD → CNY USD → RUB EUR → GBP

FX Rates API — FAQ

What is an FX Rates API?

An FX Rates API (foreign exchange rates API) is a REST service that returns current and historical currency exchange rates in JSON. Developers integrate it to display live prices, convert currencies, or analyze forex trends.