diff --git a/clients/google-api-services-identitytoolkit/v1/2.0.0/README.md b/clients/google-api-services-identitytoolkit/v1/2.0.0/README.md
index db13476137d..2bc1505aaf1 100644
--- a/clients/google-api-services-identitytoolkit/v1/2.0.0/README.md
+++ b/clients/google-api-services-identitytoolkit/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-identitytoolkit</artifactId>
-      <version>v1-rev20260311-2.9.2</version>
+      <version>v1-rev20261026-2.9.2</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-identitytoolkit:v1-rev20260311-2.9.2'
+  implementation 'com.google.apis:google-api-services-identitytoolkit:v1-rev20261026-2.9.2'
 }
 ```
 
diff --git a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1GetAccountInfoRequest.java b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1GetAccountInfoRequest.java
index c85643c0966..2fab0f5e143 100644
--- a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1GetAccountInfoRequest.java
+++ b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1GetAccountInfoRequest.java
@@ -46,6 +46,9 @@ public final class GoogleCloudIdentitytoolkitV1GetAccountInfoRequest extends com
   private java.util.List<java.lang.String> email;
 
   /**
+   * The federated user identifier of one or more accounts to fetch. Should only be specified by
+   * authenticated requests bearing a Google OAuth 2.0 credential with proper
+   * [permissions](https://cloud.google.com/identity-platform/docs/access-control).
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -149,6 +152,9 @@ public GoogleCloudIdentitytoolkitV1GetAccountInfoRequest setEmail(java.util.List
   }
 
   /**
+   * The federated user identifier of one or more accounts to fetch. Should only be specified by
+   * authenticated requests bearing a Google OAuth 2.0 credential with proper
+   * [permissions](https://cloud.google.com/identity-platform/docs/access-control).
    * @return value or {@code null} for none
    */
   public java.util.List<GoogleCloudIdentitytoolkitV1FederatedUserIdentifier> getFederatedUserId() {
@@ -156,6 +162,9 @@ public java.util.List<GoogleCloudIdentitytoolkitV1FederatedUserIdentifier> getFe
   }
 
   /**
+   * The federated user identifier of one or more accounts to fetch. Should only be specified by
+   * authenticated requests bearing a Google OAuth 2.0 credential with proper
+   * [permissions](https://cloud.google.com/identity-platform/docs/access-control).
    * @param federatedUserId federatedUserId or {@code null} for none
    */
   public GoogleCloudIdentitytoolkitV1GetAccountInfoRequest setFederatedUserId(java.util.List<GoogleCloudIdentitytoolkitV1FederatedUserIdentifier> federatedUserId) {
diff --git a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1QueryUserInfoRequest.java b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1QueryUserInfoRequest.java
index b274e543cb0..2fda35a631a 100644
--- a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1QueryUserInfoRequest.java
+++ b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1QueryUserInfoRequest.java
@@ -30,6 +30,8 @@
 public final class GoogleCloudIdentitytoolkitV1QueryUserInfoRequest extends com.google.api.client.json.GenericJson {
 
   /**
+   * Query conditions used to filter results. If more than one is passed, only the first
+   * SqlExpression is evaluated.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -52,6 +54,8 @@ public final class GoogleCloudIdentitytoolkitV1QueryUserInfoRequest extends com.
   private java.lang.Long offset;
 
   /**
+   * The order for sorting query result. Defaults to __ascending__ order. Only valid when
+   * `return_user_info` is set to `true`.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -66,6 +70,9 @@ public final class GoogleCloudIdentitytoolkitV1QueryUserInfoRequest extends com.
   private java.lang.Boolean returnUserInfo;
 
   /**
+   * The field to use for sorting user accounts. Defaults to `USER_ID`. Note: when `phone_number` is
+   * specified in `expression`, the result ignores the sorting. Only valid when `return_user_info`
+   * is set to `true`.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -79,6 +86,8 @@ public final class GoogleCloudIdentitytoolkitV1QueryUserInfoRequest extends com.
   private java.lang.String tenantId;
 
   /**
+   * Query conditions used to filter results. If more than one is passed, only the first
+   * SqlExpression is evaluated.
    * @return value or {@code null} for none
    */
   public java.util.List<GoogleCloudIdentitytoolkitV1SqlExpression> getExpression() {
@@ -86,6 +95,8 @@ public java.util.List<GoogleCloudIdentitytoolkitV1SqlExpression> getExpression()
   }
 
   /**
+   * Query conditions used to filter results. If more than one is passed, only the first
+   * SqlExpression is evaluated.
    * @param expression expression or {@code null} for none
    */
   public GoogleCloudIdentitytoolkitV1QueryUserInfoRequest setExpression(java.util.List<GoogleCloudIdentitytoolkitV1SqlExpression> expression) {
@@ -132,6 +143,8 @@ public GoogleCloudIdentitytoolkitV1QueryUserInfoRequest setOffset(java.lang.Long
   }
 
   /**
+   * The order for sorting query result. Defaults to __ascending__ order. Only valid when
+   * `return_user_info` is set to `true`.
    * @return value or {@code null} for none
    */
   public java.lang.String getOrder() {
@@ -139,6 +152,8 @@ public java.lang.String getOrder() {
   }
 
   /**
+   * The order for sorting query result. Defaults to __ascending__ order. Only valid when
+   * `return_user_info` is set to `true`.
    * @param order order or {@code null} for none
    */
   public GoogleCloudIdentitytoolkitV1QueryUserInfoRequest setOrder(java.lang.String order) {
@@ -166,6 +181,9 @@ public GoogleCloudIdentitytoolkitV1QueryUserInfoRequest setReturnUserInfo(java.l
   }
 
   /**
+   * The field to use for sorting user accounts. Defaults to `USER_ID`. Note: when `phone_number` is
+   * specified in `expression`, the result ignores the sorting. Only valid when `return_user_info`
+   * is set to `true`.
    * @return value or {@code null} for none
    */
   public java.lang.String getSortBy() {
@@ -173,6 +191,9 @@ public java.lang.String getSortBy() {
   }
 
   /**
+   * The field to use for sorting user accounts. Defaults to `USER_ID`. Note: when `phone_number` is
+   * specified in `expression`, the result ignores the sorting. Only valid when `return_user_info`
+   * is set to `true`.
    * @param sortBy sortBy or {@code null} for none
    */
   public GoogleCloudIdentitytoolkitV1QueryUserInfoRequest setSortBy(java.lang.String sortBy) {
diff --git a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1SetAccountInfoRequest.java b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1SetAccountInfoRequest.java
index 855d9e584a8..182250fa3f1 100644
--- a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1SetAccountInfoRequest.java
+++ b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1SetAccountInfoRequest.java
@@ -66,6 +66,7 @@ public final class GoogleCloudIdentitytoolkitV1SetAccountInfoRequest extends com
   private java.lang.Long delegatedProjectNumber;
 
   /**
+   * The account's attributes to be deleted.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -330,6 +331,7 @@ public GoogleCloudIdentitytoolkitV1SetAccountInfoRequest setDelegatedProjectNumb
   }
 
   /**
+   * The account's attributes to be deleted.
    * @return value or {@code null} for none
    */
   public java.util.List<java.lang.String> getDeleteAttribute() {
@@ -337,6 +339,7 @@ public java.util.List<java.lang.String> getDeleteAttribute() {
   }
 
   /**
+   * The account's attributes to be deleted.
    * @param deleteAttribute deleteAttribute or {@code null} for none
    */
   public GoogleCloudIdentitytoolkitV1SetAccountInfoRequest setDeleteAttribute(java.util.List<java.lang.String> deleteAttribute) {
diff --git a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1UploadAccountRequest.java b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1UploadAccountRequest.java
index 2944394969e..6d4b5d133a8 100644
--- a/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1UploadAccountRequest.java
+++ b/clients/google-api-services-identitytoolkit/v1/2.0.0/com/google/api/services/identitytoolkit/v1/model/GoogleCloudIdentitytoolkitV1UploadAccountRequest.java
@@ -102,6 +102,7 @@ public final class GoogleCloudIdentitytoolkitV1UploadAccountRequest extends com.
   private java.lang.Integer parallelization;
 
   /**
+   * Password and salt order when verify password.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -330,6 +331,7 @@ public GoogleCloudIdentitytoolkitV1UploadAccountRequest setParallelization(java.
   }
 
   /**
+   * Password and salt order when verify password.
    * @return value or {@code null} for none
    */
   public java.lang.String getPasswordHashOrder() {
@@ -337,6 +339,7 @@ public java.lang.String getPasswordHashOrder() {
   }
 
   /**
+   * Password and salt order when verify password.
    * @param passwordHashOrder passwordHashOrder or {@code null} for none
    */
   public GoogleCloudIdentitytoolkitV1UploadAccountRequest setPasswordHashOrder(java.lang.String passwordHashOrder) {
diff --git a/clients/google-api-services-identitytoolkit/v1/2.0.0/pom.xml b/clients/google-api-services-identitytoolkit/v1/2.0.0/pom.xml
index df5b4e53931..fb8a332292c 100644
--- a/clients/google-api-services-identitytoolkit/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-identitytoolkit/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-identitytoolkit</artifactId>
-  <version>v1-rev20260311-2.9.2</version>
-  <name>Identity Toolkit API v1-rev20260311-2.9.2</name>
+  <version>v1-rev20261026-2.9.2</version>
+  <name>Identity Toolkit API v1-rev20261026-2.9.2</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-identitytoolkit/v1/README.md b/clients/google-api-services-identitytoolkit/v1/README.md
index db13476137d..2bc1505aaf1 100644
--- a/clients/google-api-services-identitytoolkit/v1/README.md
+++ b/clients/google-api-services-identitytoolkit/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-identitytoolkit</artifactId>
-      <version>v1-rev20260311-2.9.2</version>
+      <version>v1-rev20261026-2.9.2</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-identitytoolkit:v1-rev20260311-2.9.2'
+  implementation 'com.google.apis:google-api-services-identitytoolkit:v1-rev20261026-2.9.2'
 }
 ```