import { MailChannels } from "mailchannels-sdk";

const { MAILCHANNELS_API_KEY } = process.env;
if (!MAILCHANNELS_API_KEY) throw new Error("Set MAILCHANNELS_API_KEY before running");

const mailchannels = new MailChannels(MAILCHANNELS_API_KEY);

const { data, error } = await mailchannels.metrics.usage();

if (error) {
  console.error("Get usage failed:", error);
  process.exit(1);
}
console.log(data);

import os
import sys

import mailchannels

if not os.environ.get("MAILCHANNELS_API_KEY"):
    sys.exit("Set MAILCHANNELS_API_KEY before running")

# Retrieve parent-account usage for the current billing period.
response = mailchannels.Usage.retrieve()

print(response)

<?php

require_once __DIR__ . '/vendor/autoload.php';

use MailChannels\Client;

$api_key = getenv('MAILCHANNELS_API_KEY') or exit("Error: MAILCHANNELS_API_KEY is not set\n");

$client = new Client(apiKey: $api_key);

// Retrieve parent-account usage for the current billing period.
$response = $client->usage->retrieve();

print_r($response->toArray());

curl --request GET \
  --url https://api.mailchannels.net/tx/v1/usage \
  --header 'X-Api-Key: <x-api-key>'

{
  "total_usage": 5000,
  "period_end_date": "2025-04-11",
  "period_start_date": "2025-03-12"
}