diff --git a/clients/google-api-services-apigateway/v1/2.0.0/README.md b/clients/google-api-services-apigateway/v1/2.0.0/README.md
index 86fee8636e1..1d526f82c89 100644
--- a/clients/google-api-services-apigateway/v1/2.0.0/README.md
+++ b/clients/google-api-services-apigateway/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-apigateway</artifactId>
-      <version>v1-rev20260902-2.0.0</version>
+      <version>v1-rev20260909-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-apigateway:v1-rev20260902-2.0.0'
+  implementation 'com.google.apis:google-api-services-apigateway:v1-rev20260909-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-apigateway/v1/2.0.0/com/google/api/services/apigateway/v1/model/ApigatewayGateway.java b/clients/google-api-services-apigateway/v1/2.0.0/com/google/api/services/apigateway/v1/model/ApigatewayGateway.java
index 7164fb16c74..2c5da6cd982 100644
--- a/clients/google-api-services-apigateway/v1/2.0.0/com/google/api/services/apigateway/v1/model/ApigatewayGateway.java
+++ b/clients/google-api-services-apigateway/v1/2.0.0/com/google/api/services/apigateway/v1/model/ApigatewayGateway.java
@@ -46,8 +46,7 @@ public final class ApigatewayGateway extends com.google.api.client.json.GenericJ
   private String createTime;
 
   /**
-   * Output only. The default API Gateway host name of the form
-   * `{gateway_id}-{hash}.{region_code}.gateway.dev`.
+   * Output only. The default hostname that serves traffic for this Gateway.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -147,8 +146,7 @@ public ApigatewayGateway setCreateTime(String createTime) {
   }
 
   /**
-   * Output only. The default API Gateway host name of the form
-   * `{gateway_id}-{hash}.{region_code}.gateway.dev`.
+   * Output only. The default hostname that serves traffic for this Gateway.
    * @return value or {@code null} for none
    */
   public java.lang.String getDefaultHostname() {
@@ -156,8 +154,7 @@ public java.lang.String getDefaultHostname() {
   }
 
   /**
-   * Output only. The default API Gateway host name of the form
-   * `{gateway_id}-{hash}.{region_code}.gateway.dev`.
+   * Output only. The default hostname that serves traffic for this Gateway.
    * @param defaultHostname defaultHostname or {@code null} for none
    */
   public ApigatewayGateway setDefaultHostname(java.lang.String defaultHostname) {
diff --git a/clients/google-api-services-apigateway/v1/2.0.0/pom.xml b/clients/google-api-services-apigateway/v1/2.0.0/pom.xml
index a37a707ad1c..ff3b8f12fe5 100644
--- a/clients/google-api-services-apigateway/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-apigateway/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-apigateway</artifactId>
-  <version>v1-rev20260902-2.0.0</version>
-  <name>API Gateway API v1-rev20260902-2.0.0</name>
+  <version>v1-rev20260909-2.0.0</version>
+  <name>API Gateway API v1-rev20260909-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-apigateway/v1/README.md b/clients/google-api-services-apigateway/v1/README.md
index 86fee8636e1..1d526f82c89 100644
--- a/clients/google-api-services-apigateway/v1/README.md
+++ b/clients/google-api-services-apigateway/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-apigateway</artifactId>
-      <version>v1-rev20260902-2.0.0</version>
+      <version>v1-rev20260909-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-apigateway:v1-rev20260902-2.0.0'
+  implementation 'com.google.apis:google-api-services-apigateway:v1-rev20260909-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-apigateway/v1beta/2.0.0/README.md b/clients/google-api-services-apigateway/v1beta/2.0.0/README.md
index e3a65aafa59..2ad0306ad89 100644
--- a/clients/google-api-services-apigateway/v1beta/2.0.0/README.md
+++ b/clients/google-api-services-apigateway/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-apigateway</artifactId>
-      <version>v1beta-rev20260902-2.0.0</version>
+      <version>v1beta-rev20260909-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-apigateway:v1beta-rev20260902-2.0.0'
+  implementation 'com.google.apis:google-api-services-apigateway:v1beta-rev20260909-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-apigateway/v1beta/2.0.0/com/google/api/services/apigateway/v1beta/model/ApigatewayGateway.java b/clients/google-api-services-apigateway/v1beta/2.0.0/com/google/api/services/apigateway/v1beta/model/ApigatewayGateway.java
index c7718d32fd7..78f3c783e26 100644
--- a/clients/google-api-services-apigateway/v1beta/2.0.0/com/google/api/services/apigateway/v1beta/model/ApigatewayGateway.java
+++ b/clients/google-api-services-apigateway/v1beta/2.0.0/com/google/api/services/apigateway/v1beta/model/ApigatewayGateway.java
@@ -46,8 +46,7 @@ public final class ApigatewayGateway extends com.google.api.client.json.GenericJ
   private String createTime;
 
   /**
-   * Output only. The default API Gateway host name of the form
-   * `{gateway_id}-{hash}.{region_code}.gateway.dev`.
+   * Output only. The default hostname that serves traffic for this Gateway.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -147,8 +146,7 @@ public ApigatewayGateway setCreateTime(String createTime) {
   }
 
   /**
-   * Output only. The default API Gateway host name of the form
-   * `{gateway_id}-{hash}.{region_code}.gateway.dev`.
+   * Output only. The default hostname that serves traffic for this Gateway.
    * @return value or {@code null} for none
    */
   public java.lang.String getDefaultHostname() {
@@ -156,8 +154,7 @@ public java.lang.String getDefaultHostname() {
   }
 
   /**
-   * Output only. The default API Gateway host name of the form
-   * `{gateway_id}-{hash}.{region_code}.gateway.dev`.
+   * Output only. The default hostname that serves traffic for this Gateway.
    * @param defaultHostname defaultHostname or {@code null} for none
    */
   public ApigatewayGateway setDefaultHostname(java.lang.String defaultHostname) {
diff --git a/clients/google-api-services-apigateway/v1beta/2.0.0/pom.xml b/clients/google-api-services-apigateway/v1beta/2.0.0/pom.xml
index 889a9f18409..bc4be0c219e 100644
--- a/clients/google-api-services-apigateway/v1beta/2.0.0/pom.xml
+++ b/clients/google-api-services-apigateway/v1beta/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-apigateway</artifactId>
-  <version>v1beta-rev20260902-2.0.0</version>
-  <name>API Gateway API v1beta-rev20260902-2.0.0</name>
+  <version>v1beta-rev20260909-2.0.0</version>
+  <name>API Gateway API v1beta-rev20260909-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-apigateway/v1beta/README.md b/clients/google-api-services-apigateway/v1beta/README.md
index e3a65aafa59..2ad0306ad89 100644
--- a/clients/google-api-services-apigateway/v1beta/README.md
+++ b/clients/google-api-services-apigateway/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-apigateway</artifactId>
-      <version>v1beta-rev20260902-2.0.0</version>
+      <version>v1beta-rev20260909-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-apigateway:v1beta-rev20260902-2.0.0'
+  implementation 'com.google.apis:google-api-services-apigateway:v1beta-rev20260909-2.0.0'
 }
 ```