<?php require_once(__DIR__ . '/../autoload.php'); $messageBird = new \MessageBird\Client('MESSAGEBIRD_API_KEY'); // Set your own API access key here. try { $phoneNumbers = $messageBird->phoneNumbers->getList(); var_dump($phoneNumbers); } catch (\MessageBird\Exceptions\AuthenticateException $e) { // That means that your accessKey is unknown print("wrong login\n"); } catch (\Exception $e) { var_dump($e->getMessage()); }