REST

GET https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key

Python

import requests 
r = requests.get("https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key")
data = r.json()
print(data)

Node.js

var http = require('http');
var buffer = '';
var options = {
	host: 'https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key',
	port: 80,
	path: 'https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key',
	headers: headers
};
callback = function(response) {
	response.on('data', function (chunk) {
	buffer += chunk;
});
response.on('end', function () {
	// your code here if you want to use the results !
});
}

var req = http.get(options, callback).end();

C#

using (var client = new HttpClient())
{
	client.BaseAddress = new Uri("{$api_host}");
	client.DefaultRequestHeaders.Clear();
	//ADD Acept Header to tell the server what data type you want
	client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
	//SET Parameters
	HttpResponseMessage response = await client.GetAsync("https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key");
	if (response.IsSuccessStatusCode)
	{
		//Your custom response parser code
	}
}

Java

String uri = "https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key";
URL url = new URL(uri);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
	connection.setRequestMethod("GET");
	connection.setRequestProperty("Accept", "application/json");
InputStream xml = connection.getInputStream();

R

install.packages("RCurl")
install.packages("jsonlite")

library('RCurl')
require('jsonlite')
json <- getURL(URLencode('https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key'))
obj <- fromJSON(json)

PHP

$url = 'https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key';
$handle = curl_init(); 
	curl_setopt($handle, CURLOPT_URL, $url);
	curl_setopt($handle, CURLOPT_RETURNTRANSFER, true);

	$data = curl_exec($handle);
curl_close($handle);
//parse your data as per your needs....

Javascript

var url = 'https://www.cryptoquote.io/analytics/v1/?api=symbol_total_return&symbol=BTCUSD.gdax&start_date=2019-01-01&end_date=2019-12-31&key=your_api_key';
$.ajax({
		url: url,
		type: "GET",
		dataType: 'json'
}).done(function (data) {
	console.log(data);
});