diff --git a/api_names_out.yaml b/api_names_out.yaml
index 87cfe9edb96..4d5ea7fe7c7 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -159936,6 +159936,7 @@
 "/containeranalysis:v1/Location/version": version
 "/containeranalysis:v1/MaliciousContentLLMResult": malicious_content_llm_result
 "/containeranalysis:v1/MaliciousContentLLMResult/maxSeverity": max_severity
+"/containeranalysis:v1/MaliciousContentLLMResult/modelId": model_id
 "/containeranalysis:v1/MaliciousContentLLMResult/scanStatus": scan_status
 "/containeranalysis:v1/MaliciousContentStaticResult": malicious_content_static_result
 "/containeranalysis:v1/MaliciousContentStaticResult/maxSeverity": max_severity
diff --git a/generated/google-apis-containeranalysis_v1/CHANGELOG.md b/generated/google-apis-containeranalysis_v1/CHANGELOG.md
index ec2ba463ca6..aba2c2bbbd5 100644
--- a/generated/google-apis-containeranalysis_v1/CHANGELOG.md
+++ b/generated/google-apis-containeranalysis_v1/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release history for google-apis-containeranalysis_v1
 
+### v0.81.0 (2026-08-30)
+
+* Regenerated from discovery document revision 20260819
+
 ### v0.80.0 (2026-08-23)
 
 * Regenerated from discovery document revision 20260812
diff --git a/generated/google-apis-containeranalysis_v1/Gemfile.lock b/generated/google-apis-containeranalysis_v1/Gemfile.lock
index 9c943f7c327..ce015751529 100644
--- a/generated/google-apis-containeranalysis_v1/Gemfile.lock
+++ b/generated/google-apis-containeranalysis_v1/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    google-apis-containeranalysis_v1 (0.80.0)
+    google-apis-containeranalysis_v1 (0.81.0)
       google-apis-core (>= 0.15.0, < 2.a)
 
 GEM
@@ -105,7 +105,7 @@ CHECKSUMS
   faraday (2.14.3) sha256=1882247e6766615c8220b4392bf1d27f6ebb63d8e28267587cef1fb0bf37f278
   faraday-follow_redirects (0.5.0) sha256=5cde93c894b30943a5d2b93c2fe9284216a6b756f7af406a1e55f211d97d10ad
   faraday-net_http (3.4.4) sha256=0e78af151747ed1b00f33e25973b4bc220d7f16c00c39676817c8b12331eb588
-  google-apis-containeranalysis_v1 (0.80.0)
+  google-apis-containeranalysis_v1 (0.81.0)
   google-apis-core (1.2.1) sha256=3739030455277e3be90f2d07321ad4d0bf0d6b1ed820b2d092916d6cdef05337
   google-cloud-env (2.3.1) sha256=0faac01eb27be78c2591d64433663b1a114f8f7af55a4f819755426cac9178e7
   google-logging-utils (0.2.0) sha256=675462b4ea5affa825a3442694ca2d75d0069455a1d0956127207498fca3df7b
diff --git a/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/classes.rb b/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/classes.rb
index 551cbcdf771..e29b2e48a07 100644
--- a/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/classes.rb
+++ b/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/classes.rb
@@ -5516,6 +5516,11 @@ class MaliciousContentLlmResult
         # @return [String]
         attr_accessor :max_severity
       
+        # The base name of the model that performed the scan.
+        # Corresponds to the JSON property `modelId`
+        # @return [String]
+        attr_accessor :model_id
+      
         # Status of the scan.
         # Corresponds to the JSON property `scanStatus`
         # @return [String]
@@ -5528,6 +5533,7 @@ def initialize(**args)
         # Update properties of this object
         def update!(**args)
           @max_severity = args[:max_severity] if args.key?(:max_severity)
+          @model_id = args[:model_id] if args.key?(:model_id)
           @scan_status = args[:scan_status] if args.key?(:scan_status)
         end
       end
diff --git a/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/gem_version.rb b/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/gem_version.rb
index 9bcfd3759e9..19560b9b426 100644
--- a/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/gem_version.rb
+++ b/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/gem_version.rb
@@ -16,13 +16,13 @@ module Google
   module Apis
     module ContaineranalysisV1
       # Version of the google-apis-containeranalysis_v1 gem
-      GEM_VERSION = "0.80.0"
+      GEM_VERSION = "0.81.0"
 
       # Version of the code generator used to generate this client
       GENERATOR_VERSION = "0.19.0"
 
       # Revision of the discovery document this client was generated from
-      REVISION = "20260812"
+      REVISION = "20260819"
     end
   end
 end
diff --git a/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/representations.rb b/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/representations.rb
index 17e7f158247..980eb3afc19 100644
--- a/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/representations.rb
+++ b/generated/google-apis-containeranalysis_v1/lib/google/apis/containeranalysis_v1/representations.rb
@@ -2670,6 +2670,7 @@ class MaliciousContentLlmResult
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
           property :max_severity, as: 'maxSeverity'
+          property :model_id, as: 'modelId'
           property :scan_status, as: 'scanStatus'
         end
       end