US Dollar (USD)
The US Dollar is the official currency of United States.
Currency Details
| Currency Code | USD |
| Symbol | $ |
| Minor Unit | Cent (1/100) |
| Countries | United States, Puerto Rico, Guam, U.S. Virgin Islands, American Samoa, Ecuador, El Salvador, Marshall Islands, Micronesia, Palau, East Timor, Panama |
| Central Bank | Federal Reserve System |
Official USD Central Bank Rates
Live rates on this page are mid-market rates. For tax filings, customs valuations, audits, and compliant invoicing you often need the official reference rate published by US Federal Reserve (H.10) instead. AllRatesToday serves US Federal Reserve (H.10) published rates as JSON, with history and a free latest-rates tier.
Popular USD Conversions
Live USD Exchange Rates
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Coins & Banknotes
🪙 Coins
1¢5¢10¢25¢50¢$1
💵 Banknotes
$1$2$5$10$20$50$100
Frequently Asked Questions
The ISO 4217 currency code for the US Dollar is USD. This three-letter code is used internationally in banking, finance, and commerce to identify the US Dollar.
The US Dollar (USD) is the official currency of United States, Puerto Rico, Guam, U.S. Virgin Islands, American Samoa, Ecuador, El Salvador, Marshall Islands, Micronesia, Palau, East Timor, Panama. It is managed by the Federal Reserve System.
The symbol for the US Dollar is $. The minor unit is the Cent (1/100).
The US Dollar (USD) is managed by the Federal Reserve System. The central bank is responsible for monetary policy, issuing banknotes and coins, and maintaining the stability of the currency.
Yes. The AllRatesToday API returns live USD mid-market rates against 160+ currencies as JSON: call GET /api/v1/rates?source=USD&target=EUR with your API key. The same endpoint converts amounts, returns a past date or a date range, and can answer in CSV, XML or Excel. A free API key is available.
Yes. Add time=YYYY-MM-DD for a single past date, or from= and to= for a daily series, to the /api/v1/rates request for USD. Charts for the last 7 days to 1 year are also available via /api/historical-rates with a period parameter.
Yes. GET /api/v1/central-bank/fed/latest returns the rates as published by US Federal Reserve (H.10), with history for past dates. Use it when an invoice, tax return, customs declaration or audit requires the official rate rather than a market rate.
USD Exchange Rate API
Get live US Dollar (USD) exchange rates in your app, spreadsheet or backend with one HTTPS request. The AllRatesToday API returns USD mid-market rates against 160+ currencies as JSON, converts amounts, serves past dates and date ranges, and also returns the official rate published by US Federal Reserve (H.10).
Endpoints for USD
| What you need | Request |
|---|---|
| Latest USD/EUR rate | GET /api/v1/rates?source=USD&target=EUR |
| USD against several currencies | GET /api/v1/rates?source=USD&target=EUR,GBP,JPY |
| Convert an amount from USD | GET /api/v1/rates?source=USD&target=EUR&amount=1000 |
| USD rate on a past date | GET /api/v1/rates?source=USD&target=EUR&time=2026-06-30 |
| USD rate history for a date range | GET /api/v1/rates?source=USD&target=EUR&from=2026-01-01&to=2026-06-30 |
| USD rates as CSV, XML or Excel | GET /api/v1/rates?source=USD&target=EUR,GBP,JPY&format=csv |
| Official US Federal Reserve (H.10) rate | GET /api/v1/central-bank/fed/latest |
Send your key as Authorization: Bearer YOUR_API_KEY.
Example request
cURL
curl "https://allratestoday.com/api/v1/rates?source=USD&target=EUR" \
-H "Authorization: Bearer YOUR_API_KEY"JavaScript (npm install @allratestoday/sdk)
import AllRatesToday from '@allratestoday/sdk';
const client = new AllRatesToday('YOUR_API_KEY');
const rate = await client.getRate('USD', 'EUR');
console.log(rate);Python (pip install allratestoday)
from allratestoday import AllRatesToday
client = AllRatesToday(api_key="YOUR_API_KEY")
rate = client.get_rate("USD", "EUR")
print(rate)Example response
[
{
"rate": 0.0000,
"source": "USD",
"target": "EUR",
"time": "2026-11-01T12:00:00Z"
}
]The rate value above is filled in from the live USD/EUR rate when the page loads.
What developers build with USD rates
- Prices in USD: show product prices, subscriptions or quotes in US Dollar for visitors in United States.
- Checkout and invoicing: convert order totals to or from USD at the current rate and store the rate used.
- Accounting and reporting: pull daily USD rates for month-end revaluation, using the official US Federal Reserve (H.10) rate where the rules require it.
- Dashboards and spreadsheets: download USD history as CSV or Excel, or sync rates into an ERP with the accounting integrations.
- AI agents: give an assistant live USD rates through the hosted MCP server.
Browse Other Currencies
Packages and open data
- JavaScript: @allratestoday/sdk on npm — live USD rates, conversion and official central-bank tables.
- Python: allratestoday on PyPI · PHP: allratestoday/sdk on Packagist · Go: allratestoday-go · Rust: allratestoday on crates.io.
- US Federal Reserve (H.10) rates for USD: fed-exchange-rate on npm · source on GitHub · docs.
- International Monetary Fund rates for USD: imf-exchange-rate on npm · source on GitHub · docs.
- U.S. Department of the Treasury rates for USD: ustreasury-exchange-rate on npm · source on GitHub · docs.
- Internal Revenue Service (yearly average rates) rates for USD: on npm · source on GitHub · docs.
- Composite Official Rate rates for USD: on npm · source on GitHub · docs.
- Open dataset of official central-bank rates, refreshed daily: Hugging Face · Kaggle · GitHub (JSON and CSV).
- AI agents: hosted MCP server, @allratestoday/mcp-server on npm and the OpenClaw skill.
- WordPress: currency converter plugin on WordPress.org.
- All code: AllRates-Today on GitHub · SDK docs.