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Exchangerate.host

ko-fi

ExchangeRate is a free API for current and historical foreign exchange rates published by the European Central Bank.

A public instance of the API lives at https://api.exchangerate.host.

Rates are updated around midnight UTC every working day.

Community libraries

Usage

Get the all available currencies.

GET https://api.exchangerate.host/symbols

Get the latest foreign exchange rates.

GET https://api.exchangerate.host/latest

Get historical rates for any day since 1999.

GET https://api.exchangerate.host/2000-01-03

Rates are quoted against the Euro by default. Quote against a different currency by setting the base parameter in your request.

GET https://api.exchangerate.host/latest?base=USD

Request specific exchange rates by setting the symbols parameter.

GET https://api.exchangerate.host/latest?symbols=USD,GBP

Currency conversion endpoint, can be used to convert any amount from one currency to another.

GET https://api.exchangerate.host/convert?from=EUR&to=USD

Timeseries endpoint are for daily historical rates between two dates of your choice, with a maximum time frame of 365 days.

GET https://api.exchangerate.host/timeseries?start_date=2020-01-01&end_date=2020-04-04&symbols=EUR,USD,GBP

Using the fluctuation endpoint you will be able to retrieve information about how currencies fluctuate on a day-to-day basis.

GET https://api.exchangerate.host/fluctuation?start_date=2020-01-01&end_date=2020-04-04&symbols=EUR,USD,GBP

The primary use case is client side. For instance, with money.js in the browser

let demo = () => {
  let rate = fx(1).from("GBP").to("USD")
  alert("£1 = $" + rate.toFixed(4))
}

fetch('https://api.exchangerate.host/latest')
  .then((resp) => resp.json())
  .then((data) => fx.rates = data.rates)
  .then(demo)

Backers

Thank you to all our backers! 🙏 [Become a backer]

backers

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