diff --git a/api_names_out.yaml b/api_names_out.yaml
index aaa6bc0c3d0..e9ad672a6dc 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -311731,6 +311731,7 @@
 "/notebooks:v2/GceSetup/disablePublicIp": disable_public_ip
 "/notebooks:v2/GceSetup/enableIpForwarding": enable_ip_forwarding
 "/notebooks:v2/GceSetup/gpuDriverConfig": gpu_driver_config
+"/notebooks:v2/GceSetup/instanceId": instance_id
 "/notebooks:v2/GceSetup/machineType": machine_type
 "/notebooks:v2/GceSetup/metadata": metadata
 "/notebooks:v2/GceSetup/metadata/metadatum": metadatum
diff --git a/generated/google-apis-notebooks_v2/CHANGELOG.md b/generated/google-apis-notebooks_v2/CHANGELOG.md
index 8b32ba52c18..399da00991d 100644
--- a/generated/google-apis-notebooks_v2/CHANGELOG.md
+++ b/generated/google-apis-notebooks_v2/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release history for google-apis-notebooks_v2
 
+### v0.28.0 (2025-11-02)
+
+* Regenerated from discovery document revision 20251016
+
 ### v0.27.0 (2025-10-19)
 
 * Regenerated from discovery document revision 20251008
diff --git a/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/classes.rb b/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/classes.rb
index c5110eef010..6571bd67415 100644
--- a/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/classes.rb
+++ b/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/classes.rb
@@ -743,6 +743,11 @@ class GceSetup
         # @return [Google::Apis::NotebooksV2::GpuDriverConfig]
         attr_accessor :gpu_driver_config
       
+        # Output only. The unique ID of the Compute Engine instance resource.
+        # Corresponds to the JSON property `instanceId`
+        # @return [String]
+        attr_accessor :instance_id
+      
         # Optional. The machine type of the VM instance. https://cloud.google.com/
         # compute/docs/machine-resource
         # Corresponds to the JSON property `machineType`
@@ -810,6 +815,7 @@ def update!(**args)
           @disable_public_ip = args[:disable_public_ip] if args.key?(:disable_public_ip)
           @enable_ip_forwarding = args[:enable_ip_forwarding] if args.key?(:enable_ip_forwarding)
           @gpu_driver_config = args[:gpu_driver_config] if args.key?(:gpu_driver_config)
+          @instance_id = args[:instance_id] if args.key?(:instance_id)
           @machine_type = args[:machine_type] if args.key?(:machine_type)
           @metadata = args[:metadata] if args.key?(:metadata)
           @min_cpu_platform = args[:min_cpu_platform] if args.key?(:min_cpu_platform)
diff --git a/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/gem_version.rb b/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/gem_version.rb
index 0710802f2f1..8d35ccd0231 100644
--- a/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/gem_version.rb
+++ b/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/gem_version.rb
@@ -16,13 +16,13 @@ module Google
   module Apis
     module NotebooksV2
       # Version of the google-apis-notebooks_v2 gem
-      GEM_VERSION = "0.27.0"
+      GEM_VERSION = "0.28.0"
 
       # Version of the code generator used to generate this client
       GENERATOR_VERSION = "0.18.0"
 
       # Revision of the discovery document this client was generated from
-      REVISION = "20251008"
+      REVISION = "20251016"
     end
   end
 end
diff --git a/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/representations.rb b/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/representations.rb
index 9fee14f5806..9fb0fe32d30 100644
--- a/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/representations.rb
+++ b/generated/google-apis-notebooks_v2/lib/google/apis/notebooks_v2/representations.rb
@@ -517,6 +517,7 @@ class Representation < Google::Apis::Core::JsonRepresentation
           property :enable_ip_forwarding, as: 'enableIpForwarding'
           property :gpu_driver_config, as: 'gpuDriverConfig', class: Google::Apis::NotebooksV2::GpuDriverConfig, decorator: Google::Apis::NotebooksV2::GpuDriverConfig::Representation
       
+          property :instance_id, as: 'instanceId'
           property :machine_type, as: 'machineType'
           hash :metadata, as: 'metadata'
           property :min_cpu_platform, as: 'minCpuPlatform'