diff --git a/clients/google-api-services-threatintelligence/v1beta/2.0.0/README.md b/clients/google-api-services-threatintelligence/v1beta/2.0.0/README.md
index 36f77c9fcf2..f922fbf169e 100644
--- a/clients/google-api-services-threatintelligence/v1beta/2.0.0/README.md
+++ b/clients/google-api-services-threatintelligence/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-threatintelligence</artifactId>
-      <version>v1beta-rev20260726-2.0.0</version>
+      <version>v1beta-rev20260803-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-threatintelligence:v1beta-rev20260726-2.0.0'
+  implementation 'com.google.apis:google-api-services-threatintelligence:v1beta-rev20260803-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-threatintelligence/v1beta/2.0.0/com/google/api/services/threatintelligence/v1beta/model/ConfigurationDetail.java b/clients/google-api-services-threatintelligence/v1beta/2.0.0/com/google/api/services/threatintelligence/v1beta/model/ConfigurationDetail.java
index b65a116717e..4cdb5523617 100644
--- a/clients/google-api-services-threatintelligence/v1beta/2.0.0/com/google/api/services/threatintelligence/v1beta/model/ConfigurationDetail.java
+++ b/clients/google-api-services-threatintelligence/v1beta/2.0.0/com/google/api/services/threatintelligence/v1beta/model/ConfigurationDetail.java
@@ -31,6 +31,13 @@
 @SuppressWarnings("javadoc")
 public final class ConfigurationDetail extends com.google.api.client.json.GenericJson {
 
+  /**
+   * Custom Threat Scenario detail config.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private CustomThreatScenarioConfig customThreatScenario;
+
   /**
    * Customer Profile detail config.
    * The value may be {@code null}.
@@ -53,6 +60,23 @@ public final class ConfigurationDetail extends com.google.api.client.json.Generi
   @com.google.api.client.util.Key
   private TechnologyWatchListConfig technologyWatchlist;
 
+  /**
+   * Custom Threat Scenario detail config.
+   * @return value or {@code null} for none
+   */
+  public CustomThreatScenarioConfig getCustomThreatScenario() {
+    return customThreatScenario;
+  }
+
+  /**
+   * Custom Threat Scenario detail config.
+   * @param customThreatScenario customThreatScenario or {@code null} for none
+   */
+  public ConfigurationDetail setCustomThreatScenario(CustomThreatScenarioConfig customThreatScenario) {
+    this.customThreatScenario = customThreatScenario;
+    return this;
+  }
+
   /**
    * Customer Profile detail config.
    * @return value or {@code null} for none
diff --git a/clients/google-api-services-threatintelligence/v1beta/2.0.0/com/google/api/services/threatintelligence/v1beta/model/CustomThreatScenarioConfig.java b/clients/google-api-services-threatintelligence/v1beta/2.0.0/com/google/api/services/threatintelligence/v1beta/model/CustomThreatScenarioConfig.java
new file mode 100644
index 00000000000..7b9318535ca
--- /dev/null
+++ b/clients/google-api-services-threatintelligence/v1beta/2.0.0/com/google/api/services/threatintelligence/v1beta/model/CustomThreatScenarioConfig.java
@@ -0,0 +1,70 @@
+/*
+ * 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.threatintelligence.v1beta.model;
+
+/**
+ * CustomThreatScenarioConfig represents a user-defined threat scenario configuration.
+ *
+ * <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 Threat Intelligence 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 CustomThreatScenarioConfig extends com.google.api.client.json.GenericJson {
+
+  /**
+   * Required. The condition driving the scenario, stored as a stringified JSON. This is used to
+   * query/filter documents.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.lang.String documentCondition;
+
+  /**
+   * Required. The condition driving the scenario, stored as a stringified JSON. This is used to
+   * query/filter documents.
+   * @return value or {@code null} for none
+   */
+  public java.lang.String getDocumentCondition() {
+    return documentCondition;
+  }
+
+  /**
+   * Required. The condition driving the scenario, stored as a stringified JSON. This is used to
+   * query/filter documents.
+   * @param documentCondition documentCondition or {@code null} for none
+   */
+  public CustomThreatScenarioConfig setDocumentCondition(java.lang.String documentCondition) {
+    this.documentCondition = documentCondition;
+    return this;
+  }
+
+  @Override
+  public CustomThreatScenarioConfig set(String fieldName, Object value) {
+    return (CustomThreatScenarioConfig) super.set(fieldName, value);
+  }
+
+  @Override
+  public CustomThreatScenarioConfig clone() {
+    return (CustomThreatScenarioConfig) super.clone();
+  }
+
+}
diff --git a/clients/google-api-services-threatintelligence/v1beta/2.0.0/pom.xml b/clients/google-api-services-threatintelligence/v1beta/2.0.0/pom.xml
index d10576ffd8c..1d27d3046a6 100644
--- a/clients/google-api-services-threatintelligence/v1beta/2.0.0/pom.xml
+++ b/clients/google-api-services-threatintelligence/v1beta/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-threatintelligence</artifactId>
-  <version>v1beta-rev20260726-2.0.0</version>
-  <name>Threat Intelligence API v1beta-rev20260726-2.0.0</name>
+  <version>v1beta-rev20260803-2.0.0</version>
+  <name>Threat Intelligence API v1beta-rev20260803-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-threatintelligence/v1beta/README.md b/clients/google-api-services-threatintelligence/v1beta/README.md
index 36f77c9fcf2..f922fbf169e 100644
--- a/clients/google-api-services-threatintelligence/v1beta/README.md
+++ b/clients/google-api-services-threatintelligence/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-threatintelligence</artifactId>
-      <version>v1beta-rev20260726-2.0.0</version>
+      <version>v1beta-rev20260803-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-threatintelligence:v1beta-rev20260726-2.0.0'
+  implementation 'com.google.apis:google-api-services-threatintelligence:v1beta-rev20260803-2.0.0'
 }
 ```