Laravel API gateway classes with a service provider and config file

someApi.php

<?php return [
  'key' => 'apikeygoeshere'
];

SomeDistantApiGateway.php

<?php

class SomeDistantApiGateway {
  
  public function __construct($apiKey) {
    $this->apiKey = $apiKey;
  }
  
  public function getSomeData() {
     // whatever API request over guzzle or something
  }
  
}

SomeDistantApiServiceProvider.php

<?php

class SomeDistantApiServiceProvider extends Illuminate\Support\ServiceProvider {
  
  public function register() {
    $this->app->bind(SomeDistantApiGateway::class, function($app) {
      return new SomeDistantApiGateway($app['config']->get('someApi.key'));
    });
  }
  
}