diff --git a/clients/google-api-services-alloydb/v1/2.0.0/README.md b/clients/google-api-services-alloydb/v1/2.0.0/README.md
index 95d7dca121d..0764a3c4aae 100644
--- a/clients/google-api-services-alloydb/v1/2.0.0/README.md
+++ b/clients/google-api-services-alloydb/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-alloydb</artifactId>
-      <version>v1-rev20260723-2.0.0</version>
+      <version>v1-rev20260730-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-alloydb:v1-rev20260723-2.0.0'
+  implementation 'com.google.apis:google-api-services-alloydb:v1-rev20260730-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-alloydb/v1/2.0.0/com/google/api/services/alloydb/v1/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java b/clients/google-api-services-alloydb/v1/2.0.0/com/google/api/services/alloydb/v1/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java
new file mode 100644
index 00000000000..3bbb1774c90
--- /dev/null
+++ b/clients/google-api-services-alloydb/v1/2.0.0/com/google/api/services/alloydb/v1/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java
@@ -0,0 +1,66 @@
+/*
+ * 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
+ *
+ * http://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.
+ */
+/*
+ * This code was generated by https://github.com/googleapis/google-api-java-client-services/
+ * Modify at your own risk.
+ */
+
+package com.google.api.services.alloydb.v1.model;
+
+/**
+ * AlloyDbInternalDebugInfo contains internal debugging information for AlloyDB errors. It is
+ * explicitly kept out of the allowlist (errors.yaml) to ensure it is sanitized (stripped) by
+ * OnePlatform for all external requests. Used only to carry internal error details to across
+ * UPC/FlowLib boundary for ObservabilityInfo.
+ *
+ * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
+ * transmitted over HTTP when working with the AlloyDB API. For a detailed explanation see:
+ * <a href="https://developers.google.com/api-client-library/java/google-http-java-client/json">https://developers.google.com/api-client-library/java/google-http-java-client/json</a>
+ * </p>
+ *
+ * @author Google, Inc.
+ */
+@SuppressWarnings("javadoc")
+public final class AlloydbClhErrorsAlloyDbInternalDebugInfo extends com.google.api.client.json.GenericJson {
+
+  /**
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.lang.String originalError;
+
+  /**
+   * @return value or {@code null} for none
+   */
+  public java.lang.String getOriginalError() {
+    return originalError;
+  }
+
+  /**
+   * @param originalError originalError or {@code null} for none
+   */
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo setOriginalError(java.lang.String originalError) {
+    this.originalError = originalError;
+    return this;
+  }
+
+  @Override
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo set(String fieldName, Object value) {
+    return (AlloydbClhErrorsAlloyDbInternalDebugInfo) super.set(fieldName, value);
+  }
+
+  @Override
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo clone() {
+    return (AlloydbClhErrorsAlloyDbInternalDebugInfo) super.clone();
+  }
+
+}
diff --git a/clients/google-api-services-alloydb/v1/2.0.0/pom.xml b/clients/google-api-services-alloydb/v1/2.0.0/pom.xml
index 01f490b73bf..bf6698ec22e 100644
--- a/clients/google-api-services-alloydb/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-alloydb/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-alloydb</artifactId>
-  <version>v1-rev20260723-2.0.0</version>
-  <name>AlloyDB API v1-rev20260723-2.0.0</name>
+  <version>v1-rev20260730-2.0.0</version>
+  <name>AlloyDB API v1-rev20260730-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-alloydb/v1/README.md b/clients/google-api-services-alloydb/v1/README.md
index 95d7dca121d..0764a3c4aae 100644
--- a/clients/google-api-services-alloydb/v1/README.md
+++ b/clients/google-api-services-alloydb/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-alloydb</artifactId>
-      <version>v1-rev20260723-2.0.0</version>
+      <version>v1-rev20260730-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-alloydb:v1-rev20260723-2.0.0'
+  implementation 'com.google.apis:google-api-services-alloydb:v1-rev20260730-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-alloydb/v1alpha/2.0.0/README.md b/clients/google-api-services-alloydb/v1alpha/2.0.0/README.md
index ddb28772105..ee8a6518e5a 100644
--- a/clients/google-api-services-alloydb/v1alpha/2.0.0/README.md
+++ b/clients/google-api-services-alloydb/v1alpha/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-alloydb</artifactId>
-      <version>v1alpha-rev20260723-2.0.0</version>
+      <version>v1alpha-rev20260730-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-alloydb:v1alpha-rev20260723-2.0.0'
+  implementation 'com.google.apis:google-api-services-alloydb:v1alpha-rev20260730-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-alloydb/v1alpha/2.0.0/com/google/api/services/alloydb/v1alpha/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java b/clients/google-api-services-alloydb/v1alpha/2.0.0/com/google/api/services/alloydb/v1alpha/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java
new file mode 100644
index 00000000000..c5133673638
--- /dev/null
+++ b/clients/google-api-services-alloydb/v1alpha/2.0.0/com/google/api/services/alloydb/v1alpha/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java
@@ -0,0 +1,66 @@
+/*
+ * 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
+ *
+ * http://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.
+ */
+/*
+ * This code was generated by https://github.com/googleapis/google-api-java-client-services/
+ * Modify at your own risk.
+ */
+
+package com.google.api.services.alloydb.v1alpha.model;
+
+/**
+ * AlloyDbInternalDebugInfo contains internal debugging information for AlloyDB errors. It is
+ * explicitly kept out of the allowlist (errors.yaml) to ensure it is sanitized (stripped) by
+ * OnePlatform for all external requests. Used only to carry internal error details to across
+ * UPC/FlowLib boundary for ObservabilityInfo.
+ *
+ * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
+ * transmitted over HTTP when working with the AlloyDB API. For a detailed explanation see:
+ * <a href="https://developers.google.com/api-client-library/java/google-http-java-client/json">https://developers.google.com/api-client-library/java/google-http-java-client/json</a>
+ * </p>
+ *
+ * @author Google, Inc.
+ */
+@SuppressWarnings("javadoc")
+public final class AlloydbClhErrorsAlloyDbInternalDebugInfo extends com.google.api.client.json.GenericJson {
+
+  /**
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.lang.String originalError;
+
+  /**
+   * @return value or {@code null} for none
+   */
+  public java.lang.String getOriginalError() {
+    return originalError;
+  }
+
+  /**
+   * @param originalError originalError or {@code null} for none
+   */
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo setOriginalError(java.lang.String originalError) {
+    this.originalError = originalError;
+    return this;
+  }
+
+  @Override
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo set(String fieldName, Object value) {
+    return (AlloydbClhErrorsAlloyDbInternalDebugInfo) super.set(fieldName, value);
+  }
+
+  @Override
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo clone() {
+    return (AlloydbClhErrorsAlloyDbInternalDebugInfo) super.clone();
+  }
+
+}
diff --git a/clients/google-api-services-alloydb/v1alpha/2.0.0/pom.xml b/clients/google-api-services-alloydb/v1alpha/2.0.0/pom.xml
index e69ec364c59..5d546d4c67c 100644
--- a/clients/google-api-services-alloydb/v1alpha/2.0.0/pom.xml
+++ b/clients/google-api-services-alloydb/v1alpha/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-alloydb</artifactId>
-  <version>v1alpha-rev20260723-2.0.0</version>
-  <name>AlloyDB API v1alpha-rev20260723-2.0.0</name>
+  <version>v1alpha-rev20260730-2.0.0</version>
+  <name>AlloyDB API v1alpha-rev20260730-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-alloydb/v1alpha/README.md b/clients/google-api-services-alloydb/v1alpha/README.md
index ddb28772105..ee8a6518e5a 100644
--- a/clients/google-api-services-alloydb/v1alpha/README.md
+++ b/clients/google-api-services-alloydb/v1alpha/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-alloydb</artifactId>
-      <version>v1alpha-rev20260723-2.0.0</version>
+      <version>v1alpha-rev20260730-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-alloydb:v1alpha-rev20260723-2.0.0'
+  implementation 'com.google.apis:google-api-services-alloydb:v1alpha-rev20260730-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-alloydb/v1beta/2.0.0/README.md b/clients/google-api-services-alloydb/v1beta/2.0.0/README.md
index f6b4f716037..68b5d1cde53 100644
--- a/clients/google-api-services-alloydb/v1beta/2.0.0/README.md
+++ b/clients/google-api-services-alloydb/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-alloydb</artifactId>
-      <version>v1beta-rev20260723-2.0.0</version>
+      <version>v1beta-rev20260730-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-alloydb:v1beta-rev20260723-2.0.0'
+  implementation 'com.google.apis:google-api-services-alloydb:v1beta-rev20260730-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-alloydb/v1beta/2.0.0/com/google/api/services/alloydb/v1beta/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java b/clients/google-api-services-alloydb/v1beta/2.0.0/com/google/api/services/alloydb/v1beta/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java
new file mode 100644
index 00000000000..8b0bffcd9a0
--- /dev/null
+++ b/clients/google-api-services-alloydb/v1beta/2.0.0/com/google/api/services/alloydb/v1beta/model/AlloydbClhErrorsAlloyDbInternalDebugInfo.java
@@ -0,0 +1,66 @@
+/*
+ * 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
+ *
+ * http://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.
+ */
+/*
+ * This code was generated by https://github.com/googleapis/google-api-java-client-services/
+ * Modify at your own risk.
+ */
+
+package com.google.api.services.alloydb.v1beta.model;
+
+/**
+ * AlloyDbInternalDebugInfo contains internal debugging information for AlloyDB errors. It is
+ * explicitly kept out of the allowlist (errors.yaml) to ensure it is sanitized (stripped) by
+ * OnePlatform for all external requests. Used only to carry internal error details to across
+ * UPC/FlowLib boundary for ObservabilityInfo.
+ *
+ * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
+ * transmitted over HTTP when working with the AlloyDB API. For a detailed explanation see:
+ * <a href="https://developers.google.com/api-client-library/java/google-http-java-client/json">https://developers.google.com/api-client-library/java/google-http-java-client/json</a>
+ * </p>
+ *
+ * @author Google, Inc.
+ */
+@SuppressWarnings("javadoc")
+public final class AlloydbClhErrorsAlloyDbInternalDebugInfo extends com.google.api.client.json.GenericJson {
+
+  /**
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.lang.String originalError;
+
+  /**
+   * @return value or {@code null} for none
+   */
+  public java.lang.String getOriginalError() {
+    return originalError;
+  }
+
+  /**
+   * @param originalError originalError or {@code null} for none
+   */
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo setOriginalError(java.lang.String originalError) {
+    this.originalError = originalError;
+    return this;
+  }
+
+  @Override
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo set(String fieldName, Object value) {
+    return (AlloydbClhErrorsAlloyDbInternalDebugInfo) super.set(fieldName, value);
+  }
+
+  @Override
+  public AlloydbClhErrorsAlloyDbInternalDebugInfo clone() {
+    return (AlloydbClhErrorsAlloyDbInternalDebugInfo) super.clone();
+  }
+
+}
diff --git a/clients/google-api-services-alloydb/v1beta/2.0.0/pom.xml b/clients/google-api-services-alloydb/v1beta/2.0.0/pom.xml
index 539eb26aad5..7bcdb66c728 100644
--- a/clients/google-api-services-alloydb/v1beta/2.0.0/pom.xml
+++ b/clients/google-api-services-alloydb/v1beta/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-alloydb</artifactId>
-  <version>v1beta-rev20260723-2.0.0</version>
-  <name>AlloyDB API v1beta-rev20260723-2.0.0</name>
+  <version>v1beta-rev20260730-2.0.0</version>
+  <name>AlloyDB API v1beta-rev20260730-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-alloydb/v1beta/README.md b/clients/google-api-services-alloydb/v1beta/README.md
index f6b4f716037..68b5d1cde53 100644
--- a/clients/google-api-services-alloydb/v1beta/README.md
+++ b/clients/google-api-services-alloydb/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-alloydb</artifactId>
-      <version>v1beta-rev20260723-2.0.0</version>
+      <version>v1beta-rev20260730-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-alloydb:v1beta-rev20260723-2.0.0'
+  implementation 'com.google.apis:google-api-services-alloydb:v1beta-rev20260730-2.0.0'
 }
 ```