diff --git a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/delete_resource.php b/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/delete_resource.php
deleted file mode 100644
index 4cbd1d6b4742..000000000000
--- a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/delete_resource.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<?php
-/*
- * Copyright 2022 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/*
- * GENERATED CODE WARNING
- * This file was automatically generated - do not edit!
- */
-
-require_once __DIR__ . '/../../../vendor/autoload.php';
-
-// [START connectgateway_v1beta1_generated_GatewayService_DeleteResource_sync]
-use Google\ApiCore\ApiException;
-use Google\Api\HttpBody;
-use Google\Cloud\GkeConnect\Gateway\V1beta1\Client\GatewayServiceClient;
-
-/**
- * DeleteResource performs an HTTP DELETE on the Kubernetes API Server.
- *
- * This sample has been automatically generated and should be regarded as a code
- * template only. It will require modifications to work:
- *  - It may require correct/in-range values for request initialization.
- *  - It may require specifying regional endpoints when creating the service client,
- *    please see the apiEndpoint client configuration option for more details.
- */
-function delete_resource_sample(): void
-{
-    // Create a client.
-    $gatewayServiceClient = new GatewayServiceClient();
-
-    // Prepare the request message.
-    $request = new HttpBody();
-
-    // Call the API and handle any network failures.
-    try {
-        /** @var HttpBody $response */
-        $response = $gatewayServiceClient->deleteResource($request);
-        printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
-    } catch (ApiException $ex) {
-        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
-    }
-}
-// [END connectgateway_v1beta1_generated_GatewayService_DeleteResource_sync]
diff --git a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/get_resource.php b/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/get_resource.php
deleted file mode 100644
index 37a91d8e8256..000000000000
--- a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/get_resource.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<?php
-/*
- * Copyright 2022 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/*
- * GENERATED CODE WARNING
- * This file was automatically generated - do not edit!
- */
-
-require_once __DIR__ . '/../../../vendor/autoload.php';
-
-// [START connectgateway_v1beta1_generated_GatewayService_GetResource_sync]
-use Google\ApiCore\ApiException;
-use Google\Api\HttpBody;
-use Google\Cloud\GkeConnect\Gateway\V1beta1\Client\GatewayServiceClient;
-
-/**
- * GetResource performs an HTTP GET request on the Kubernetes API Server.
- *
- * This sample has been automatically generated and should be regarded as a code
- * template only. It will require modifications to work:
- *  - It may require correct/in-range values for request initialization.
- *  - It may require specifying regional endpoints when creating the service client,
- *    please see the apiEndpoint client configuration option for more details.
- */
-function get_resource_sample(): void
-{
-    // Create a client.
-    $gatewayServiceClient = new GatewayServiceClient();
-
-    // Prepare the request message.
-    $request = new HttpBody();
-
-    // Call the API and handle any network failures.
-    try {
-        /** @var HttpBody $response */
-        $response = $gatewayServiceClient->getResource($request);
-        printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
-    } catch (ApiException $ex) {
-        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
-    }
-}
-// [END connectgateway_v1beta1_generated_GatewayService_GetResource_sync]
diff --git a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/patch_resource.php b/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/patch_resource.php
deleted file mode 100644
index f53a62aa8f8b..000000000000
--- a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/patch_resource.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<?php
-/*
- * Copyright 2022 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/*
- * GENERATED CODE WARNING
- * This file was automatically generated - do not edit!
- */
-
-require_once __DIR__ . '/../../../vendor/autoload.php';
-
-// [START connectgateway_v1beta1_generated_GatewayService_PatchResource_sync]
-use Google\ApiCore\ApiException;
-use Google\Api\HttpBody;
-use Google\Cloud\GkeConnect\Gateway\V1beta1\Client\GatewayServiceClient;
-
-/**
- * PatchResource performs an HTTP PATCH on the Kubernetes API Server.
- *
- * This sample has been automatically generated and should be regarded as a code
- * template only. It will require modifications to work:
- *  - It may require correct/in-range values for request initialization.
- *  - It may require specifying regional endpoints when creating the service client,
- *    please see the apiEndpoint client configuration option for more details.
- */
-function patch_resource_sample(): void
-{
-    // Create a client.
-    $gatewayServiceClient = new GatewayServiceClient();
-
-    // Prepare the request message.
-    $request = new HttpBody();
-
-    // Call the API and handle any network failures.
-    try {
-        /** @var HttpBody $response */
-        $response = $gatewayServiceClient->patchResource($request);
-        printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
-    } catch (ApiException $ex) {
-        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
-    }
-}
-// [END connectgateway_v1beta1_generated_GatewayService_PatchResource_sync]
diff --git a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/post_resource.php b/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/post_resource.php
deleted file mode 100644
index 1209b4ce0b2f..000000000000
--- a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/post_resource.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<?php
-/*
- * Copyright 2022 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/*
- * GENERATED CODE WARNING
- * This file was automatically generated - do not edit!
- */
-
-require_once __DIR__ . '/../../../vendor/autoload.php';
-
-// [START connectgateway_v1beta1_generated_GatewayService_PostResource_sync]
-use Google\ApiCore\ApiException;
-use Google\Api\HttpBody;
-use Google\Cloud\GkeConnect\Gateway\V1beta1\Client\GatewayServiceClient;
-
-/**
- * PostResource performs an HTTP POST on the Kubernetes API Server.
- *
- * This sample has been automatically generated and should be regarded as a code
- * template only. It will require modifications to work:
- *  - It may require correct/in-range values for request initialization.
- *  - It may require specifying regional endpoints when creating the service client,
- *    please see the apiEndpoint client configuration option for more details.
- */
-function post_resource_sample(): void
-{
-    // Create a client.
-    $gatewayServiceClient = new GatewayServiceClient();
-
-    // Prepare the request message.
-    $request = new HttpBody();
-
-    // Call the API and handle any network failures.
-    try {
-        /** @var HttpBody $response */
-        $response = $gatewayServiceClient->postResource($request);
-        printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
-    } catch (ApiException $ex) {
-        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
-    }
-}
-// [END connectgateway_v1beta1_generated_GatewayService_PostResource_sync]
diff --git a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/put_resource.php b/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/put_resource.php
deleted file mode 100644
index 7a92210d63f4..000000000000
--- a/GkeConnectGateway/samples/V1beta1/GatewayServiceClient/put_resource.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<?php
-/*
- * Copyright 2022 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/*
- * GENERATED CODE WARNING
- * This file was automatically generated - do not edit!
- */
-
-require_once __DIR__ . '/../../../vendor/autoload.php';
-
-// [START connectgateway_v1beta1_generated_GatewayService_PutResource_sync]
-use Google\ApiCore\ApiException;
-use Google\Api\HttpBody;
-use Google\Cloud\GkeConnect\Gateway\V1beta1\Client\GatewayServiceClient;
-
-/**
- * PutResource performs an HTTP PUT on the Kubernetes API Server.
- *
- * This sample has been automatically generated and should be regarded as a code
- * template only. It will require modifications to work:
- *  - It may require correct/in-range values for request initialization.
- *  - It may require specifying regional endpoints when creating the service client,
- *    please see the apiEndpoint client configuration option for more details.
- */
-function put_resource_sample(): void
-{
-    // Create a client.
-    $gatewayServiceClient = new GatewayServiceClient();
-
-    // Prepare the request message.
-    $request = new HttpBody();
-
-    // Call the API and handle any network failures.
-    try {
-        /** @var HttpBody $response */
-        $response = $gatewayServiceClient->putResource($request);
-        printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
-    } catch (ApiException $ex) {
-        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
-    }
-}
-// [END connectgateway_v1beta1_generated_GatewayService_PutResource_sync]