diff --git a/clients/google-api-services-workstations/v1/2.0.0/README.md b/clients/google-api-services-workstations/v1/2.0.0/README.md
index c08185d6159..9a2b9ee8f8f 100644
--- a/clients/google-api-services-workstations/v1/2.0.0/README.md
+++ b/clients/google-api-services-workstations/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-workstations</artifactId>
-      <version>v1-rev20251202-2.0.0</version>
+      <version>v1-rev20260126-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-workstations:v1-rev20251202-2.0.0'
+  implementation 'com.google.apis:google-api-services-workstations:v1-rev20260126-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/CloudWorkstations.java b/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/CloudWorkstations.java
index 222d6625e96..e66e9ca970d 100644
--- a/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/CloudWorkstations.java
+++ b/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/CloudWorkstations.java
@@ -103,7 +103,7 @@ public class CloudWorkstations extends com.google.api.client.googleapis.services
    *        {@code com.google.api.client.extensions.appengine.http.UrlFetchTransport}</li>
    *        <li>Android: {@code newCompatibleTransport} from
    *        {@code com.google.api.client.extensions.android.http.AndroidHttp}</li>
-   *        <li>Java: {@link com.google.api.client.googleapis.javanet.GoogleNetHttpTransport#newTrustedTransport()}
+   *        <li>Java: {@code com.google.api.client.http.javanet.NetHttpTransport}</li>
    *        </li>
    *        </ul>
    * @param jsonFactory JSON factory, which may be:
@@ -312,7 +312,10 @@ public Get set(String parameterName, Object value) {
         }
       }
       /**
-       * Lists information about the supported locations for this service.
+       * 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.
        *
        * Create a request for the method "locations.list".
        *
@@ -336,7 +339,10 @@ public class List extends CloudWorkstationsRequest<com.google.api.services.works
             java.util.regex.Pattern.compile("^projects/[^/]+$");
 
         /**
-         * Lists information about the supported locations for this service.
+         * 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.
          *
          * Create a request for the method "locations.list".
          *
@@ -5704,8 +5710,7 @@ private static String chooseEndpoint(com.google.api.client.http.HttpTransport tr
      *        {@code com.google.api.client.extensions.appengine.http.UrlFetchTransport}</li>
      *        <li>Android: {@code newCompatibleTransport} from
      *        {@code com.google.api.client.extensions.android.http.AndroidHttp}</li>
-     *        <li>Java: {@link com.google.api.client.googleapis.javanet.GoogleNetHttpTransport#newTrustedTransport()}
-     *        </li>
+     *        <li>Java: {@code com.google.api.client.http.javanet.NetHttpTransport}</li>
      *        </ul>
      * @param jsonFactory JSON factory, which may be:
      *        <ul>
diff --git a/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/model/GceInstance.java b/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/model/GceInstance.java
index e57d4cf47f9..b7d6357ef17 100644
--- a/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/model/GceInstance.java
+++ b/clients/google-api-services-workstations/v1/2.0.0/com/google/api/services/workstations/v1/model/GceInstance.java
@@ -113,6 +113,13 @@ public final class GceInstance extends com.google.api.client.json.GenericJson {
   @com.google.api.client.util.Key
   private java.lang.Boolean enableNestedVirtualization;
 
+  /**
+   * Optional. Custom metadata to apply to Compute Engine instances.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.util.Map<String, java.lang.String> instanceMetadata;
+
   /**
    * Optional. The type of machine to use for VM instances—for example, `"e2-standard-4"`. For more
    * information about machine types that Cloud Workstations supports, see the list of [available
@@ -176,9 +183,9 @@ public final class GceInstance extends com.google.api.client.json.GenericJson {
    * name}/{object-name}. If specifying a startup script, the service account must have [Permission
    * to access the bucket and script file in Cloud
    * Storage](https://cloud.google.com/storage/docs/access-control/iam-permissions). Otherwise, the
-   * script must be publicly accessible. Note that the service regularly updates the OS version
-   * used, and it is the responsibility of the user to ensure the script stays compatible with the
-   * OS version.
+   * script must be publicly accessible. Note that the service regularly updates the OS version of
+   * the host VM, and it is the responsibility of the user to ensure the script stays compatible
+   * with the OS version.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -367,6 +374,23 @@ public GceInstance setEnableNestedVirtualization(java.lang.Boolean enableNestedV
     return this;
   }
 
+  /**
+   * Optional. Custom metadata to apply to Compute Engine instances.
+   * @return value or {@code null} for none
+   */
+  public java.util.Map<String, java.lang.String> getInstanceMetadata() {
+    return instanceMetadata;
+  }
+
+  /**
+   * Optional. Custom metadata to apply to Compute Engine instances.
+   * @param instanceMetadata instanceMetadata or {@code null} for none
+   */
+  public GceInstance setInstanceMetadata(java.util.Map<String, java.lang.String> instanceMetadata) {
+    this.instanceMetadata = instanceMetadata;
+    return this;
+  }
+
   /**
    * Optional. The type of machine to use for VM instances—for example, `"e2-standard-4"`. For more
    * information about machine types that Cloud Workstations supports, see the list of [available
@@ -505,9 +529,9 @@ public GceInstance setShieldedInstanceConfig(GceShieldedInstanceConfig shieldedI
    * name}/{object-name}. If specifying a startup script, the service account must have [Permission
    * to access the bucket and script file in Cloud
    * Storage](https://cloud.google.com/storage/docs/access-control/iam-permissions). Otherwise, the
-   * script must be publicly accessible. Note that the service regularly updates the OS version
-   * used, and it is the responsibility of the user to ensure the script stays compatible with the
-   * OS version.
+   * script must be publicly accessible. Note that the service regularly updates the OS version of
+   * the host VM, and it is the responsibility of the user to ensure the script stays compatible
+   * with the OS version.
    * @return value or {@code null} for none
    */
   public java.lang.String getStartupScriptUri() {
@@ -520,9 +544,9 @@ public java.lang.String getStartupScriptUri() {
    * name}/{object-name}. If specifying a startup script, the service account must have [Permission
    * to access the bucket and script file in Cloud
    * Storage](https://cloud.google.com/storage/docs/access-control/iam-permissions). Otherwise, the
-   * script must be publicly accessible. Note that the service regularly updates the OS version
-   * used, and it is the responsibility of the user to ensure the script stays compatible with the
-   * OS version.
+   * script must be publicly accessible. Note that the service regularly updates the OS version of
+   * the host VM, and it is the responsibility of the user to ensure the script stays compatible
+   * with the OS version.
    * @param startupScriptUri startupScriptUri or {@code null} for none
    */
   public GceInstance setStartupScriptUri(java.lang.String startupScriptUri) {
diff --git a/clients/google-api-services-workstations/v1/2.0.0/pom.xml b/clients/google-api-services-workstations/v1/2.0.0/pom.xml
index 8b7dcd289e1..0123bbb3943 100644
--- a/clients/google-api-services-workstations/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-workstations/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-workstations</artifactId>
-  <version>v1-rev20251202-2.0.0</version>
-  <name>Cloud Workstations API v1-rev20251202-2.0.0</name>
+  <version>v1-rev20260126-2.0.0</version>
+  <name>Cloud Workstations API v1-rev20260126-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-workstations/v1/README.md b/clients/google-api-services-workstations/v1/README.md
index c08185d6159..9a2b9ee8f8f 100644
--- a/clients/google-api-services-workstations/v1/README.md
+++ b/clients/google-api-services-workstations/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-workstations</artifactId>
-      <version>v1-rev20251202-2.0.0</version>
+      <version>v1-rev20260126-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-workstations:v1-rev20251202-2.0.0'
+  implementation 'com.google.apis:google-api-services-workstations:v1-rev20260126-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-workstations/v1beta/2.0.0/README.md b/clients/google-api-services-workstations/v1beta/2.0.0/README.md
index f1d4de9bbb0..862146d7935 100644
--- a/clients/google-api-services-workstations/v1beta/2.0.0/README.md
+++ b/clients/google-api-services-workstations/v1beta/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-workstations</artifactId>
-      <version>v1beta-rev20251202-2.0.0</version>
+      <version>v1beta-rev20260113-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-workstations:v1beta-rev20251202-2.0.0'
+  implementation 'com.google.apis:google-api-services-workstations:v1beta-rev20260113-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/CloudWorkstations.java b/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/CloudWorkstations.java
index 86aad685ec8..b651bbf5be3 100644
--- a/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/CloudWorkstations.java
+++ b/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/CloudWorkstations.java
@@ -103,7 +103,7 @@ public class CloudWorkstations extends com.google.api.client.googleapis.services
    *        {@code com.google.api.client.extensions.appengine.http.UrlFetchTransport}</li>
    *        <li>Android: {@code newCompatibleTransport} from
    *        {@code com.google.api.client.extensions.android.http.AndroidHttp}</li>
-   *        <li>Java: {@link com.google.api.client.googleapis.javanet.GoogleNetHttpTransport#newTrustedTransport()}
+   *        <li>Java: {@code com.google.api.client.http.javanet.NetHttpTransport}</li>
    *        </li>
    *        </ul>
    * @param jsonFactory JSON factory, which may be:
@@ -5340,8 +5340,7 @@ private static String chooseEndpoint(com.google.api.client.http.HttpTransport tr
      *        {@code com.google.api.client.extensions.appengine.http.UrlFetchTransport}</li>
      *        <li>Android: {@code newCompatibleTransport} from
      *        {@code com.google.api.client.extensions.android.http.AndroidHttp}</li>
-     *        <li>Java: {@link com.google.api.client.googleapis.javanet.GoogleNetHttpTransport#newTrustedTransport()}
-     *        </li>
+     *        <li>Java: {@code com.google.api.client.http.javanet.NetHttpTransport}</li>
      *        </ul>
      * @param jsonFactory JSON factory, which may be:
      *        <ul>
diff --git a/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceInstance.java b/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceInstance.java
index ade9bddf2e5..18a107ac842 100644
--- a/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceInstance.java
+++ b/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceInstance.java
@@ -199,9 +199,9 @@ public final class GceInstance extends com.google.api.client.json.GenericJson {
    * name}/{object-name}. If specifying a startup script, the service account must have [Permission
    * to access the bucket and script file in Cloud
    * Storage](https://cloud.google.com/storage/docs/access-control/iam-permissions). Otherwise, the
-   * script must be publicly accessible. Note that the service regularly updates the OS version
-   * used, and it is the responsibility of the user to ensure the script stays compatible with the
-   * OS version.
+   * script must be publicly accessible. Note that the service regularly updates the OS version of
+   * the host VM, and it is the responsibility of the user to ensure the script stays compatible
+   * with the OS version.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -580,9 +580,9 @@ public GceInstance setShieldedInstanceConfig(GceShieldedInstanceConfig shieldedI
    * name}/{object-name}. If specifying a startup script, the service account must have [Permission
    * to access the bucket and script file in Cloud
    * Storage](https://cloud.google.com/storage/docs/access-control/iam-permissions). Otherwise, the
-   * script must be publicly accessible. Note that the service regularly updates the OS version
-   * used, and it is the responsibility of the user to ensure the script stays compatible with the
-   * OS version.
+   * script must be publicly accessible. Note that the service regularly updates the OS version of
+   * the host VM, and it is the responsibility of the user to ensure the script stays compatible
+   * with the OS version.
    * @return value or {@code null} for none
    */
   public java.lang.String getStartupScriptUri() {
@@ -595,9 +595,9 @@ public java.lang.String getStartupScriptUri() {
    * name}/{object-name}. If specifying a startup script, the service account must have [Permission
    * to access the bucket and script file in Cloud
    * Storage](https://cloud.google.com/storage/docs/access-control/iam-permissions). Otherwise, the
-   * script must be publicly accessible. Note that the service regularly updates the OS version
-   * used, and it is the responsibility of the user to ensure the script stays compatible with the
-   * OS version.
+   * script must be publicly accessible. Note that the service regularly updates the OS version of
+   * the host VM, and it is the responsibility of the user to ensure the script stays compatible
+   * with the OS version.
    * @param startupScriptUri startupScriptUri or {@code null} for none
    */
   public GceInstance setStartupScriptUri(java.lang.String startupScriptUri) {
diff --git a/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceRegionalPersistentDisk.java b/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceRegionalPersistentDisk.java
index aba0d4b0530..fac77b81f45 100644
--- a/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceRegionalPersistentDisk.java
+++ b/clients/google-api-services-workstations/v1beta/2.0.0/com/google/api/services/workstations/v1beta/model/GceRegionalPersistentDisk.java
@@ -35,6 +35,17 @@
 @SuppressWarnings("javadoc")
 public final class GceRegionalPersistentDisk extends com.google.api.client.json.GenericJson {
 
+  /**
+   * Optional. Number of seconds to wait after initially creating or subsequently shutting down the
+   * workstation before converting its disk into a snapshot. This generally saves costs at the
+   * expense of greater startup time on next workstation start, as the service will need to create a
+   * disk from the archival snapshot. A value of `"0s"` indicates that the disk will never be
+   * archived.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private String archiveTimeout;
+
   /**
    * Optional. The [type of the persistent disk](https://cloud.google.com/compute/docs/disks#disk-
    * types) for the home directory. Defaults to `"pd-standard"`.
@@ -78,6 +89,31 @@ public final class GceRegionalPersistentDisk extends com.google.api.client.json.
   @com.google.api.client.util.Key
   private java.lang.String sourceSnapshot;
 
+  /**
+   * Optional. Number of seconds to wait after initially creating or subsequently shutting down the
+   * workstation before converting its disk into a snapshot. This generally saves costs at the
+   * expense of greater startup time on next workstation start, as the service will need to create a
+   * disk from the archival snapshot. A value of `"0s"` indicates that the disk will never be
+   * archived.
+   * @return value or {@code null} for none
+   */
+  public String getArchiveTimeout() {
+    return archiveTimeout;
+  }
+
+  /**
+   * Optional. Number of seconds to wait after initially creating or subsequently shutting down the
+   * workstation before converting its disk into a snapshot. This generally saves costs at the
+   * expense of greater startup time on next workstation start, as the service will need to create a
+   * disk from the archival snapshot. A value of `"0s"` indicates that the disk will never be
+   * archived.
+   * @param archiveTimeout archiveTimeout or {@code null} for none
+   */
+  public GceRegionalPersistentDisk setArchiveTimeout(String archiveTimeout) {
+    this.archiveTimeout = archiveTimeout;
+    return this;
+  }
+
   /**
    * Optional. The [type of the persistent disk](https://cloud.google.com/compute/docs/disks#disk-
    * types) for the home directory. Defaults to `"pd-standard"`.
diff --git a/clients/google-api-services-workstations/v1beta/2.0.0/pom.xml b/clients/google-api-services-workstations/v1beta/2.0.0/pom.xml
index 802b1b90009..90690d91c2b 100644
--- a/clients/google-api-services-workstations/v1beta/2.0.0/pom.xml
+++ b/clients/google-api-services-workstations/v1beta/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-workstations</artifactId>
-  <version>v1beta-rev20251202-2.0.0</version>
-  <name>Cloud Workstations API v1beta-rev20251202-2.0.0</name>
+  <version>v1beta-rev20260113-2.0.0</version>
+  <name>Cloud Workstations API v1beta-rev20260113-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-workstations/v1beta/README.md b/clients/google-api-services-workstations/v1beta/README.md
index f1d4de9bbb0..862146d7935 100644
--- a/clients/google-api-services-workstations/v1beta/README.md
+++ b/clients/google-api-services-workstations/v1beta/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-workstations</artifactId>
-      <version>v1beta-rev20251202-2.0.0</version>
+      <version>v1beta-rev20260113-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-workstations:v1beta-rev20251202-2.0.0'
+  implementation 'com.google.apis:google-api-services-workstations:v1beta-rev20260113-2.0.0'
 }
 ```