'default', 'region' => 'us-east-2', 'version' => '2016-04-18' ]); $clientName = "PHP_SDK_test_client"; $userPoolId = "us-east-2_P0oL1D"; try { $result = $client->createUserPoolClient([ 'ClientName' => $clientName, 'UserPoolId' => $userPoolId, ]); echo $result["UserPoolClient"]["ClientId"]; var_dump($result); } catch (AwsException $e) { // output error message if fails echo $e->getMessage() . "\n"; error_log($e->getMessage()); } // snippet-end:[cognito.php.user_pool.create_user_pool_client.main] // snippet-end:[cognito.php.user_pool.create_user_pool_client.complete] // snippet-sourceauthor:[jschwarzwalder (AWS)]