diff --git a/clients/google-api-services-tpu/v1/2.0.0/README.md b/clients/google-api-services-tpu/v1/2.0.0/README.md
index bd379b5369e..476f7c97eb3 100644
--- a/clients/google-api-services-tpu/v1/2.0.0/README.md
+++ b/clients/google-api-services-tpu/v1/2.0.0/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v1-rev20260127-2.0.0</version>
+      <version>v1-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v1-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v1-rev20261001-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-tpu/v1/2.0.0/com/google/api/services/tpu/v1/TPU.java b/clients/google-api-services-tpu/v1/2.0.0/com/google/api/services/tpu/v1/TPU.java
index ffe40354b41..edb2e9d1158 100644
--- a/clients/google-api-services-tpu/v1/2.0.0/com/google/api/services/tpu/v1/TPU.java
+++ b/clients/google-api-services-tpu/v1/2.0.0/com/google/api/services/tpu/v1/TPU.java
@@ -312,10 +312,14 @@ public Get set(String parameterName, Object value) {
         }
       }
       /**
-       * Lists information about the supported locations for this service. This method can be called in
-       * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-       * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-       * public locations as well as private or other locations specifically visible to the project.
+       * Lists information about the supported locations for this service. This method lists locations
+       * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+       * locations**: If `name` is empty, the method lists the public locations available to all projects.
+       * * **Project-specific locations**: If `name` follows the format `projects/{project}`, the method
+       * lists locations visible to that specific project. This includes public, private, or other
+       * project-specific locations enabled for the project. For gRPC and client library implementations,
+       * the resource name is passed as the `name` field. For direct service calls, the resource name is
+       * incorporated into the request path based on the specific service implementation and version.
        *
        * Create a request for the method "locations.list".
        *
@@ -339,10 +343,15 @@ public class List extends TPURequest<com.google.api.services.tpu.v1.model.ListLo
             java.util.regex.Pattern.compile("^projects/[^/]+$");
 
         /**
-         * Lists information about the supported locations for this service. This method can be called in
-         * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-         * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-         * public locations as well as private or other locations specifically visible to the project.
+         * Lists information about the supported locations for this service. This method lists locations
+         * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+         * locations**: If `name` is empty, the method lists the public locations available to all
+         * projects. * **Project-specific locations**: If `name` follows the format `projects/{project}`,
+         * the method lists locations visible to that specific project. This includes public, private, or
+         * other project-specific locations enabled for the project. For gRPC and client library
+         * implementations, the resource name is passed as the `name` field. For direct service calls, the
+         * resource name is incorporated into the request path based on the specific service
+         * implementation and version.
          *
          * Create a request for the method "locations.list".
          *
@@ -451,22 +460,22 @@ public List setName(java.lang.String name) {
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         @com.google.api.client.util.Key
         private java.util.List<java.lang.String> extraLocationTypes;
 
-        /** Optional. Do not use this field. It is unsupported and is ignored unless explicitly documented
-       otherwise. This is primarily for internal usage.
+        /** Optional. Do not use this field unless explicitly documented otherwise. This is primarily for
+       internal usage.
          */
         public java.util.List<java.lang.String> getExtraLocationTypes() {
           return extraLocationTypes;
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         public List setExtraLocationTypes(java.util.List<java.lang.String> extraLocationTypes) {
           this.extraLocationTypes = extraLocationTypes;
diff --git a/clients/google-api-services-tpu/v1/2.0.0/pom.xml b/clients/google-api-services-tpu/v1/2.0.0/pom.xml
index 5bab63e654c..bf589eca7cd 100644
--- a/clients/google-api-services-tpu/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-tpu/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-tpu</artifactId>
-  <version>v1-rev20260127-2.0.0</version>
-  <name>Cloud TPU API v1-rev20260127-2.0.0</name>
+  <version>v1-rev20261001-2.0.0</version>
+  <name>Cloud TPU API v1-rev20261001-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-tpu/v1/README.md b/clients/google-api-services-tpu/v1/README.md
index bd379b5369e..476f7c97eb3 100644
--- a/clients/google-api-services-tpu/v1/README.md
+++ b/clients/google-api-services-tpu/v1/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v1-rev20260127-2.0.0</version>
+      <version>v1-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v1-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v1-rev20261001-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-tpu/v1alpha1/2.0.0/README.md b/clients/google-api-services-tpu/v1alpha1/2.0.0/README.md
index 01347fd5e38..8c7c757bd31 100644
--- a/clients/google-api-services-tpu/v1alpha1/2.0.0/README.md
+++ b/clients/google-api-services-tpu/v1alpha1/2.0.0/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v1alpha1-rev20260127-2.0.0</version>
+      <version>v1alpha1-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v1alpha1-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v1alpha1-rev20261001-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-tpu/v1alpha1/2.0.0/com/google/api/services/tpu/v1alpha1/TPU.java b/clients/google-api-services-tpu/v1alpha1/2.0.0/com/google/api/services/tpu/v1alpha1/TPU.java
index 5c7a7952f03..a7ba897908e 100644
--- a/clients/google-api-services-tpu/v1alpha1/2.0.0/com/google/api/services/tpu/v1alpha1/TPU.java
+++ b/clients/google-api-services-tpu/v1alpha1/2.0.0/com/google/api/services/tpu/v1alpha1/TPU.java
@@ -312,10 +312,14 @@ public Get set(String parameterName, Object value) {
         }
       }
       /**
-       * Lists information about the supported locations for this service. This method can be called in
-       * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-       * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-       * public locations as well as private or other locations specifically visible to the project.
+       * Lists information about the supported locations for this service. This method lists locations
+       * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+       * locations**: If `name` is empty, the method lists the public locations available to all projects.
+       * * **Project-specific locations**: If `name` follows the format `projects/{project}`, the method
+       * lists locations visible to that specific project. This includes public, private, or other
+       * project-specific locations enabled for the project. For gRPC and client library implementations,
+       * the resource name is passed as the `name` field. For direct service calls, the resource name is
+       * incorporated into the request path based on the specific service implementation and version.
        *
        * Create a request for the method "locations.list".
        *
@@ -339,10 +343,15 @@ public class List extends TPURequest<com.google.api.services.tpu.v1alpha1.model.
             java.util.regex.Pattern.compile("^projects/[^/]+$");
 
         /**
-         * Lists information about the supported locations for this service. This method can be called in
-         * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-         * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-         * public locations as well as private or other locations specifically visible to the project.
+         * Lists information about the supported locations for this service. This method lists locations
+         * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+         * locations**: If `name` is empty, the method lists the public locations available to all
+         * projects. * **Project-specific locations**: If `name` follows the format `projects/{project}`,
+         * the method lists locations visible to that specific project. This includes public, private, or
+         * other project-specific locations enabled for the project. For gRPC and client library
+         * implementations, the resource name is passed as the `name` field. For direct service calls, the
+         * resource name is incorporated into the request path based on the specific service
+         * implementation and version.
          *
          * Create a request for the method "locations.list".
          *
@@ -451,22 +460,22 @@ public List setName(java.lang.String name) {
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         @com.google.api.client.util.Key
         private java.util.List<java.lang.String> extraLocationTypes;
 
-        /** Optional. Do not use this field. It is unsupported and is ignored unless explicitly documented
-       otherwise. This is primarily for internal usage.
+        /** Optional. Do not use this field unless explicitly documented otherwise. This is primarily for
+       internal usage.
          */
         public java.util.List<java.lang.String> getExtraLocationTypes() {
           return extraLocationTypes;
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         public List setExtraLocationTypes(java.util.List<java.lang.String> extraLocationTypes) {
           this.extraLocationTypes = extraLocationTypes;
diff --git a/clients/google-api-services-tpu/v1alpha1/2.0.0/pom.xml b/clients/google-api-services-tpu/v1alpha1/2.0.0/pom.xml
index 61af1fed22a..3e66dc7849e 100644
--- a/clients/google-api-services-tpu/v1alpha1/2.0.0/pom.xml
+++ b/clients/google-api-services-tpu/v1alpha1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-tpu</artifactId>
-  <version>v1alpha1-rev20260127-2.0.0</version>
-  <name>Cloud TPU API v1alpha1-rev20260127-2.0.0</name>
+  <version>v1alpha1-rev20261001-2.0.0</version>
+  <name>Cloud TPU API v1alpha1-rev20261001-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-tpu/v1alpha1/README.md b/clients/google-api-services-tpu/v1alpha1/README.md
index 01347fd5e38..8c7c757bd31 100644
--- a/clients/google-api-services-tpu/v1alpha1/README.md
+++ b/clients/google-api-services-tpu/v1alpha1/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v1alpha1-rev20260127-2.0.0</version>
+      <version>v1alpha1-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v1alpha1-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v1alpha1-rev20261001-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-tpu/v2/2.0.0/README.md b/clients/google-api-services-tpu/v2/2.0.0/README.md
index c587e456c36..616811c78b5 100644
--- a/clients/google-api-services-tpu/v2/2.0.0/README.md
+++ b/clients/google-api-services-tpu/v2/2.0.0/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v2-rev20260127-2.0.0</version>
+      <version>v2-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v2-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v2-rev20261001-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/TPU.java b/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/TPU.java
index 616ea513bcd..b211dd75267 100644
--- a/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/TPU.java
+++ b/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/TPU.java
@@ -444,10 +444,14 @@ public Get set(String parameterName, Object value) {
         }
       }
       /**
-       * Lists information about the supported locations for this service. This method can be called in
-       * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-       * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-       * public locations as well as private or other locations specifically visible to the project.
+       * Lists information about the supported locations for this service. This method lists locations
+       * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+       * locations**: If `name` is empty, the method lists the public locations available to all projects.
+       * * **Project-specific locations**: If `name` follows the format `projects/{project}`, the method
+       * lists locations visible to that specific project. This includes public, private, or other
+       * project-specific locations enabled for the project. For gRPC and client library implementations,
+       * the resource name is passed as the `name` field. For direct service calls, the resource name is
+       * incorporated into the request path based on the specific service implementation and version.
        *
        * Create a request for the method "locations.list".
        *
@@ -471,10 +475,15 @@ public class List extends TPURequest<com.google.api.services.tpu.v2.model.ListLo
             java.util.regex.Pattern.compile("^projects/[^/]+$");
 
         /**
-         * Lists information about the supported locations for this service. This method can be called in
-         * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-         * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-         * public locations as well as private or other locations specifically visible to the project.
+         * Lists information about the supported locations for this service. This method lists locations
+         * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+         * locations**: If `name` is empty, the method lists the public locations available to all
+         * projects. * **Project-specific locations**: If `name` follows the format `projects/{project}`,
+         * the method lists locations visible to that specific project. This includes public, private, or
+         * other project-specific locations enabled for the project. For gRPC and client library
+         * implementations, the resource name is passed as the `name` field. For direct service calls, the
+         * resource name is incorporated into the request path based on the specific service
+         * implementation and version.
          *
          * Create a request for the method "locations.list".
          *
@@ -583,22 +592,22 @@ public List setName(java.lang.String name) {
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         @com.google.api.client.util.Key
         private java.util.List<java.lang.String> extraLocationTypes;
 
-        /** Optional. Do not use this field. It is unsupported and is ignored unless explicitly documented
-       otherwise. This is primarily for internal usage.
+        /** Optional. Do not use this field unless explicitly documented otherwise. This is primarily for
+       internal usage.
          */
         public java.util.List<java.lang.String> getExtraLocationTypes() {
           return extraLocationTypes;
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         public List setExtraLocationTypes(java.util.List<java.lang.String> extraLocationTypes) {
           this.extraLocationTypes = extraLocationTypes;
diff --git a/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/model/Node.java b/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/model/Node.java
index e770136358f..a45c3cb4144 100644
--- a/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/model/Node.java
+++ b/clients/google-api-services-tpu/v2/2.0.0/com/google/api/services/tpu/v2/model/Node.java
@@ -183,6 +183,14 @@ public final class Node extends com.google.api.client.json.GenericJson {
     com.google.api.client.util.Data.nullOf(NetworkEndpoint.class);
   }
 
+  /**
+   * Output only. Protection tier for the workload which specifies the workload expectations in the
+   * event of infrastructure failures at data center (e.g. power and/or cooling failures).
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.lang.String protectionTier;
+
   /**
    * Output only. The qualified name of the QueuedResource that requested this Node.
    * The value may be {@code null}.
@@ -574,6 +582,25 @@ public Node setNetworkEndpoints(java.util.List<NetworkEndpoint> networkEndpoints
     return this;
   }
 
+  /**
+   * Output only. Protection tier for the workload which specifies the workload expectations in the
+   * event of infrastructure failures at data center (e.g. power and/or cooling failures).
+   * @return value or {@code null} for none
+   */
+  public java.lang.String getProtectionTier() {
+    return protectionTier;
+  }
+
+  /**
+   * Output only. Protection tier for the workload which specifies the workload expectations in the
+   * event of infrastructure failures at data center (e.g. power and/or cooling failures).
+   * @param protectionTier protectionTier or {@code null} for none
+   */
+  public Node setProtectionTier(java.lang.String protectionTier) {
+    this.protectionTier = protectionTier;
+    return this;
+  }
+
   /**
    * Output only. The qualified name of the QueuedResource that requested this Node.
    * @return value or {@code null} for none
diff --git a/clients/google-api-services-tpu/v2/2.0.0/pom.xml b/clients/google-api-services-tpu/v2/2.0.0/pom.xml
index c60b157d527..5a853822316 100644
--- a/clients/google-api-services-tpu/v2/2.0.0/pom.xml
+++ b/clients/google-api-services-tpu/v2/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-tpu</artifactId>
-  <version>v2-rev20260127-2.0.0</version>
-  <name>Cloud TPU API v2-rev20260127-2.0.0</name>
+  <version>v2-rev20261001-2.0.0</version>
+  <name>Cloud TPU API v2-rev20261001-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-tpu/v2/README.md b/clients/google-api-services-tpu/v2/README.md
index c587e456c36..616811c78b5 100644
--- a/clients/google-api-services-tpu/v2/README.md
+++ b/clients/google-api-services-tpu/v2/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v2-rev20260127-2.0.0</version>
+      <version>v2-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v2-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v2-rev20261001-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-tpu/v2alpha1/2.0.0/README.md b/clients/google-api-services-tpu/v2alpha1/2.0.0/README.md
index 3ce6eae510d..daf6b2535c9 100644
--- a/clients/google-api-services-tpu/v2alpha1/2.0.0/README.md
+++ b/clients/google-api-services-tpu/v2alpha1/2.0.0/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v2alpha1-rev20260127-2.0.0</version>
+      <version>v2alpha1-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v2alpha1-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v2alpha1-rev20261001-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-tpu/v2alpha1/2.0.0/com/google/api/services/tpu/v2alpha1/TPU.java b/clients/google-api-services-tpu/v2alpha1/2.0.0/com/google/api/services/tpu/v2alpha1/TPU.java
index d1a91883410..5af2a110763 100644
--- a/clients/google-api-services-tpu/v2alpha1/2.0.0/com/google/api/services/tpu/v2alpha1/TPU.java
+++ b/clients/google-api-services-tpu/v2alpha1/2.0.0/com/google/api/services/tpu/v2alpha1/TPU.java
@@ -444,10 +444,14 @@ public Get set(String parameterName, Object value) {
         }
       }
       /**
-       * Lists information about the supported locations for this service. This method can be called in
-       * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-       * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-       * public locations as well as private or other locations specifically visible to the project.
+       * Lists information about the supported locations for this service. This method lists locations
+       * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+       * locations**: If `name` is empty, the method lists the public locations available to all projects.
+       * * **Project-specific locations**: If `name` follows the format `projects/{project}`, the method
+       * lists locations visible to that specific project. This includes public, private, or other
+       * project-specific locations enabled for the project. For gRPC and client library implementations,
+       * the resource name is passed as the `name` field. For direct service calls, the resource name is
+       * incorporated into the request path based on the specific service implementation and version.
        *
        * Create a request for the method "locations.list".
        *
@@ -471,10 +475,15 @@ public class List extends TPURequest<com.google.api.services.tpu.v2alpha1.model.
             java.util.regex.Pattern.compile("^projects/[^/]+$");
 
         /**
-         * Lists information about the supported locations for this service. This method can be called in
-         * two ways: * **List all public locations:** Use the path `GET /v1/locations`. * **List project-
-         * visible locations:** Use the path `GET /v1/projects/{project_id}/locations`. This may include
-         * public locations as well as private or other locations specifically visible to the project.
+         * Lists information about the supported locations for this service. This method lists locations
+         * based on the resource scope provided in the ListLocationsRequest.name field: * **Global
+         * locations**: If `name` is empty, the method lists the public locations available to all
+         * projects. * **Project-specific locations**: If `name` follows the format `projects/{project}`,
+         * the method lists locations visible to that specific project. This includes public, private, or
+         * other project-specific locations enabled for the project. For gRPC and client library
+         * implementations, the resource name is passed as the `name` field. For direct service calls, the
+         * resource name is incorporated into the request path based on the specific service
+         * implementation and version.
          *
          * Create a request for the method "locations.list".
          *
@@ -583,22 +592,22 @@ public List setName(java.lang.String name) {
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         @com.google.api.client.util.Key
         private java.util.List<java.lang.String> extraLocationTypes;
 
-        /** Optional. Do not use this field. It is unsupported and is ignored unless explicitly documented
-       otherwise. This is primarily for internal usage.
+        /** Optional. Do not use this field unless explicitly documented otherwise. This is primarily for
+       internal usage.
          */
         public java.util.List<java.lang.String> getExtraLocationTypes() {
           return extraLocationTypes;
         }
 
         /**
-         * Optional. Do not use this field. It is unsupported and is ignored unless explicitly
-         * documented otherwise. This is primarily for internal usage.
+         * Optional. Do not use this field unless explicitly documented otherwise. This is primarily
+         * for internal usage.
          */
         public List setExtraLocationTypes(java.util.List<java.lang.String> extraLocationTypes) {
           this.extraLocationTypes = extraLocationTypes;
diff --git a/clients/google-api-services-tpu/v2alpha1/2.0.0/pom.xml b/clients/google-api-services-tpu/v2alpha1/2.0.0/pom.xml
index fc7f87047a9..638c099d9fb 100644
--- a/clients/google-api-services-tpu/v2alpha1/2.0.0/pom.xml
+++ b/clients/google-api-services-tpu/v2alpha1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-tpu</artifactId>
-  <version>v2alpha1-rev20260127-2.0.0</version>
-  <name>Cloud TPU API v2alpha1-rev20260127-2.0.0</name>
+  <version>v2alpha1-rev20261001-2.0.0</version>
+  <name>Cloud TPU API v2alpha1-rev20261001-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-tpu/v2alpha1/README.md b/clients/google-api-services-tpu/v2alpha1/README.md
index 3ce6eae510d..daf6b2535c9 100644
--- a/clients/google-api-services-tpu/v2alpha1/README.md
+++ b/clients/google-api-services-tpu/v2alpha1/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-tpu</artifactId>
-      <version>v2alpha1-rev20260127-2.0.0</version>
+      <version>v2alpha1-rev20261001-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-tpu:v2alpha1-rev20260127-2.0.0'
+  implementation 'com.google.apis:google-api-services-tpu:v2alpha1-rev20261001-2.0.0'
 }
 ```