US Dollar (USD) Exchange Rate API
Get live US Dollar (USD) to USD exchange rates via REST API. Rates updated every 4 hours from dual sources. Used by United States, Ecuador, El Salvador and 1 more.
Fetch USD rates in seconds
One endpoint, one header. No OAuth, no webhooks required.
// Fetch USD exchange rate
const response = await fetch(
'https://api.apogeoapi.com/v1/exchange-rates/USD',
{ headers: { 'X-API-Key': 'your_api_key' } }
);
const data = await response.json();
// {
// "currency": "USD",
// "usdRate": 1.08, // 1 USD = X USD
// "lastUpdated": "2026-04-05T10:00:00Z",
// "stale": false
// }// Countries using USD also include currencyRate in their response:
GET /v1/countries/{ISO2}
// { ..., "currencyRate": { "usdRate": 1.08, "currency": "USD" } }Why use ApogeoAPI for USD rates?
Live rates
USD to USD rates updated every 4 hours from ExchangeRate-API with Frankfurter as automatic fallback. Stale flag included if refresh fails.
161 currencies
USD, EUR, GBP, ARS, BRL and 156 more — all available under the same subscription. No per-currency pricing.
Bundled with geo data
Countries that use USD return currencyRate inline — no extra API call needed. Cities, states, IP geo all in one response.
Countries using USD
All of these countries return USD exchange rate data in their API responses.
Other Americas currencies
All supported via the same endpoint and subscription.
Start fetching USD rates today
14-day free trial. No credit card required. 161 currencies included.