curl --request GET \
  --url https://api.messari.io/metrics/v1/exchanges \
  --header 'X-Messari-API-Key: <api-key>'

import requests

url = "https://api.messari.io/metrics/v1/exchanges"

headers = {"X-Messari-API-Key": "<api-key>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {'X-Messari-API-Key': '<api-key>'}};

fetch('https://api.messari.io/metrics/v1/exchanges', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.messari.io/metrics/v1/exchanges",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "X-Messari-API-Key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.messari.io/metrics/v1/exchanges"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("X-Messari-API-Key", "<api-key>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.messari.io/metrics/v1/exchanges")
  .header("X-Messari-API-Key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.messari.io/metrics/v1/exchanges")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["X-Messari-API-Key"] = '<api-key>'

response = http.request(request)
puts response.read_body

{
  "error": null,
  "data": [
    {
      "id": "d8b0ea44-1963-451e-ac37-aead4ba3b4c7",
      "name": "Binance",
      "slug": "binance",
      "type": "centralized",
      "yearEstablished": 2017,
      "region": "Americas",
      "country": "Cayman Islands",
      "typeRank30D": 1,
      "globalRank30D": 1,
      "relatedExchangeIDs": [
        "86f92f67-7968-4c8d-8cb6-a5b1c80ef185",
        "eabe49f0-c1a3-4166-b773-780fe809ac93",
        "b196e8a3-34cc-40bd-a6cb-bb8283958021",
        "86f92f67-7968-4c8d-8cb6-a5b1c80ef185",
        "174e0471-1033-4e12-97d5-9f234ed21142"
      ],
      "metrics": {
        "volume24Hour": 22972526466.775723,
        "trades24Hour": 63566819,
        "assetsCount": 613,
        "marketsCount": 3036
      }
    },
    {
      "id": "86f92f67-7968-4c8d-8cb6-a5b1c80ef185",
      "name": "Toobit",
      "slug": "toobit",
      "type": "centralized",
      "yearEstablished": 2022,
      "region": "Americas",
      "country": "Cayman Islands",
      "typeRank30D": 9,
      "globalRank30D": 9,
      "relatedExchangeIDs": [
        "d8b0ea44-1963-451e-ac37-aead4ba3b4c7",
        "eabe49f0-c1a3-4166-b773-780fe809ac93",
        "b196e8a3-34cc-40bd-a6cb-bb8283958021",
        "d8b0ea44-1963-451e-ac37-aead4ba3b4c7",
        "174e0471-1033-4e12-97d5-9f234ed21142"
      ],
      "metrics": {
        "volume24Hour": 5058775487.076545,
        "trades24Hour": 3397496,
        "assetsCount": 444,
        "marketsCount": 450
      }
    },
    {
      "id": "eaad939f-52c1-4a08-9857-c520a01072cc",
      "name": "MEXC Global",
      "slug": "mexc",
      "type": "centralized",
      "yearEstablished": 2018,
      "region": "Africa",
      "country": "Seychelles",
      "typeRank30D": 4,
      "globalRank30D": 4,
      "relatedExchangeIDs": [
        "bd9ed9e8-b95f-43e8-b156-654e62fc556f",
        "2b482c0b-592c-47a3-bc24-33c8788feea7",
        "4173177d-94f8-4ab5-9f67-5dc67663f88d",
        "6b7daad8-c6f0-48fd-a3db-e1276f03918d",
        "75a38c76-4ae7-4f06-9e5b-6e11eb70bdab"
      ],
      "metrics": {
        "volume24Hour": 4976318033.134372,
        "trades24Hour": 21724715,
        "assetsCount": 3321,
        "marketsCount": 3687
      }
    },
    {
      "id": "174e0471-1033-4e12-97d5-9f234ed21142",
      "name": "LBank",
      "slug": "lbank",
      "type": "centralized",
      "yearEstablished": 2015,
      "region": "Americas",
      "country": "Virgin Islands (British)",
      "typeRank30D": 8,
      "globalRank30D": 8,
      "relatedExchangeIDs": [
        "0db82dc0-fa38-4831-b50a-3ac803de1754",
        "7ac870f5-a3ff-486d-a5a1-5d58140da970",
        "dcb635f3-8289-4459-b883-b0a57948df18",
        "0dc16437-463b-48ec-9fd1-50b9fdcedb8c",
        "e9adc72e-29fa-44b0-b937-3b7e334b414e"
      ],
      "metrics": {
        "volume24Hour": 4786911401.829281,
        "trades24Hour": 13152217,
        "assetsCount": 1713,
        "marketsCount": 1821
      }
    },
    {
      "id": "6e9a85b8-5adf-484b-88d9-9992e9975b68",
      "name": "CoinW",
      "slug": "coinw",
      "type": "centralized",
      "yearEstablished": 2017,
      "region": "Asia",
      "country": "United Arab Emirates",
      "typeRank30D": 2,
      "globalRank30D": 2,
      "relatedExchangeIDs": [
        "1f8cff02-1906-4654-b8cc-8aa4d21ba0fe",
        "2128b895-e571-46fa-9c3c-40c3feb6a45b",
        "42f98807-bdd8-426e-a5d8-0556af0c17e0",
        "ddc53ba2-ad8a-4bae-a1ff-47e9e6e1ca73",
        "a77cae0e-d6f8-4865-8455-d6f737f428a9"
      ],
      "metrics": {
        "volume24Hour": 4678343885.744075,
        "trades24Hour": 2824472,
        "assetsCount": 523,
        "marketsCount": 555
      }
    }
  ],
  "metadata": {
    "pageSize": 10,
    "page": 1,
    "totalRows": 294,
    "totalPages": 30
  }
}

{
  "data": "<unknown>",
  "error": "<string>"
}

{
  "data": "<unknown>",
  "error": "<string>"
}

{
  "data": "<unknown>",
  "error": "<string>"
}