Get started

https://code3.dev/ex/
            

The c3 Exchange API provides you with up to date converison rates for all world currencies. Free to use.

GET request

# CURL request example
curl --location --request GET 'https://code3.dev/ex/?from=EUR&to=USD&amount=100'
            

// JavaScript FETCH example
var requestOptions = {
  method: 'GET',
  redirect: 'follow'
};

fetch("https://code3.dev/ex/?from=EUR&to=USD&amount=100", requestOptions)
  .then(response => response.text())
  .then(result => console.log(result))
  .catch(error => console.log('error', error));
            

// jQuery AJAX example
var settings = {
  "url": "https://code3.dev/ex/?from=EUR&to=USD&amount=100",
  "method": "GET",
  "timeout": 0,
};

$.ajax(settings).done(function (response) {
  console.log(response);
});
            

// node.js Axios example
var axios = require('axios');

var config = {
  method: 'get',
  url: 'https://code3.dev/ex/?from=EUR&to=USD&amount=100',
  headers: { }
};

axios(config)
.then(function (response) {
  console.log(JSON.stringify(response.data));
})
.catch(function (error) {
  console.log(error);
});
            

// PHP cURL example
$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => 'https://code3.dev/ex/?from=EUR&to=USD&amount=100',
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => '',
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 0,
  CURLOPT_FOLLOWLOCATION => true,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => 'GET',
));

$response = curl_exec($curl);

curl_close($curl);
echo $response;
            

// Java OkHttp Client example
OkHttpClient client = new OkHttpClient().newBuilder()
  .build();
MediaType mediaType = MediaType.parse("text/plain");
RequestBody body = RequestBody.create(mediaType, "");
Request request = new Request.Builder()
  .url("https://code3.dev/ex/?from=EUR&to=USD&amount=100")
  .method("GET", body)
  .build();
Response response = client.newCall(request).execute();
            

# Python http.client example
import http.client

conn = http.client.HTTPSConnection("code3.dev")
payload = ''
headers = {}
conn.request("GET", "/ex/?from=EUR&to=USD&amount=100", payload, headers)
res = conn.getresponse()
data = res.read()
print(data.decode("utf-8"))
            

To convert currency you need to make a GET call to the following url :
https://code3.dev/ex/

/*** RESULT ***/
{
  "from": "EUR",
  "to": "USD",
  "amount": "100",
  "converted": 106.49048880199265
}
            

Query Parameters

Field	Type	Description
from	String	mandatory ISO 4217 currency code for the currency you want to change money from
to	String	mandatory ISO 4217 currency code for the currency you want to change money to
amount	Float	mandatory amount of money you would like to exchange (ex: 23.14)

Errors

Code	Meaning
400	Some parameters are missing. This error appears when you don't pass every mandatory parameter.