diff --git a/api_names_out.yaml b/api_names_out.yaml
index 067143ef921..2a63876a715 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -64669,6 +64669,7 @@
 "/ces:v1/EvaluationMetricsThresholds/scenarioHallucinationMetricBehavior": scenario_hallucination_metric_behavior
 "/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholds": evaluation_metrics_thresholds_golden_evaluation_metrics_thresholds
 "/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholds/expectationLevelMetricsThresholds": expectation_level_metrics_thresholds
+"/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholds/toolMatchingSettings": tool_matching_settings
 "/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholds/turnLevelMetricsThresholds": turn_level_metrics_thresholds
 "/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsExpectationLevelMetricsThresholds": evaluation_metrics_thresholds_golden_evaluation_metrics_thresholds_expectation_level_metrics_thresholds
 ? "/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsExpectationLevelMetricsThresholds/toolInvocationParameterCorrectnessThreshold"
@@ -64679,6 +64680,8 @@
 "/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsTurnLevelMetricsThresholds/semanticSimilarityChannel": semantic_similarity_channel
 ? "/ces:v1/EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsTurnLevelMetricsThresholds/semanticSimilaritySuccessThreshold"
 : semantic_similarity_success_threshold
+"/ces:v1/EvaluationMetricsThresholdsToolMatchingSettings": evaluation_metrics_thresholds_tool_matching_settings
+"/ces:v1/EvaluationMetricsThresholdsToolMatchingSettings/extraToolCallBehavior": extra_tool_call_behavior
 "/ces:v1/Event": event
 "/ces:v1/Event/event": event
 "/ces:v1/Example": example
@@ -64697,11 +64700,15 @@
 "/ces:v1/ExecuteToolRequest/args/arg": arg
 "/ces:v1/ExecuteToolRequest/tool": tool
 "/ces:v1/ExecuteToolRequest/toolsetTool": toolset_tool
+"/ces:v1/ExecuteToolRequest/variables": variables
+"/ces:v1/ExecuteToolRequest/variables/variable": variable
 "/ces:v1/ExecuteToolResponse": execute_tool_response
 "/ces:v1/ExecuteToolResponse/response": response
 "/ces:v1/ExecuteToolResponse/response/response": response
 "/ces:v1/ExecuteToolResponse/tool": tool
 "/ces:v1/ExecuteToolResponse/toolsetTool": toolset_tool
+"/ces:v1/ExecuteToolResponse/variables": variables
+"/ces:v1/ExecuteToolResponse/variables/variable": variable
 "/ces:v1/ExportAppRequest": export_app_request
 "/ces:v1/ExportAppRequest/exportFormat": export_format
 "/ces:v1/ExportAppRequest/gcsUri": gcs_uri
diff --git a/generated/google-apis-ces_v1/CHANGELOG.md b/generated/google-apis-ces_v1/CHANGELOG.md
index 9d94e59973f..57ea107d392 100644
--- a/generated/google-apis-ces_v1/CHANGELOG.md
+++ b/generated/google-apis-ces_v1/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release history for google-apis-ces_v1
 
+### v0.3.0 (2026-03-01)
+
+* Regenerated from discovery document revision 20260218
+
 ### v0.2.0 (2026-02-15)
 
 * Regenerated from discovery document revision 20260213
diff --git a/generated/google-apis-ces_v1/lib/google/apis/ces_v1/classes.rb b/generated/google-apis-ces_v1/lib/google/apis/ces_v1/classes.rb
index 7dfffd9a11f..951bd8b10e2 100644
--- a/generated/google-apis-ces_v1/lib/google/apis/ces_v1/classes.rb
+++ b/generated/google-apis-ces_v1/lib/google/apis/ces_v1/classes.rb
@@ -1470,7 +1470,7 @@ def update!(**args)
       class CitationsCitedChunk
         include Google::Apis::Core::Hashable
       
-        # Text used for citaiton.
+        # Text used for citation.
         # Corresponds to the JSON property `text`
         # @return [String]
         attr_accessor :text
@@ -2627,6 +2627,11 @@ class EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholds
         # @return [Google::Apis::CesV1::EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsExpectationLevelMetricsThresholds]
         attr_accessor :expectation_level_metrics_thresholds
       
+        # Settings for matching tool calls.
+        # Corresponds to the JSON property `toolMatchingSettings`
+        # @return [Google::Apis::CesV1::EvaluationMetricsThresholdsToolMatchingSettings]
+        attr_accessor :tool_matching_settings
+      
         # Turn level metrics thresholds.
         # Corresponds to the JSON property `turnLevelMetricsThresholds`
         # @return [Google::Apis::CesV1::EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsTurnLevelMetricsThresholds]
@@ -2639,6 +2644,7 @@ def initialize(**args)
         # Update properties of this object
         def update!(**args)
           @expectation_level_metrics_thresholds = args[:expectation_level_metrics_thresholds] if args.key?(:expectation_level_metrics_thresholds)
+          @tool_matching_settings = args[:tool_matching_settings] if args.key?(:tool_matching_settings)
           @turn_level_metrics_thresholds = args[:turn_level_metrics_thresholds] if args.key?(:turn_level_metrics_thresholds)
         end
       end
@@ -2696,6 +2702,25 @@ def update!(**args)
         end
       end
       
+      # Settings for matching tool calls.
+      class EvaluationMetricsThresholdsToolMatchingSettings
+        include Google::Apis::Core::Hashable
+      
+        # Optional. Behavior for extra tool calls. Defaults to FAIL.
+        # Corresponds to the JSON property `extraToolCallBehavior`
+        # @return [String]
+        attr_accessor :extra_tool_call_behavior
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @extra_tool_call_behavior = args[:extra_tool_call_behavior] if args.key?(:extra_tool_call_behavior)
+        end
+      end
+      
       # Event input.
       class Event
         include Google::Apis::Core::Hashable
@@ -2809,6 +2834,11 @@ class ExecuteToolRequest
         # @return [Google::Apis::CesV1::ToolsetTool]
         attr_accessor :toolset_tool
       
+        # Optional. The variables that are available for the tool execution.
+        # Corresponds to the JSON property `variables`
+        # @return [Hash<String,Object>]
+        attr_accessor :variables
+      
         def initialize(**args)
            update!(**args)
         end
@@ -2818,6 +2848,7 @@ def update!(**args)
           @args = args[:args] if args.key?(:args)
           @tool = args[:tool] if args.key?(:tool)
           @toolset_tool = args[:toolset_tool] if args.key?(:toolset_tool)
+          @variables = args[:variables] if args.key?(:variables)
         end
       end
       
@@ -2825,10 +2856,10 @@ def update!(**args)
       class ExecuteToolResponse
         include Google::Apis::Core::Hashable
       
-        # Required. The tool execution result in JSON object format. Use "output" key to
-        # specify tool response and "error" key to specify error details (if any). If "
-        # output" and "error" keys are not specified, then whole "response" is treated
-        # as tool execution result.
+        # The tool execution result in JSON object format. Use "output" key to specify
+        # tool response and "error" key to specify error details (if any). If "output"
+        # and "error" keys are not specified, then whole "response" is treated as tool
+        # execution result.
         # Corresponds to the JSON property `response`
         # @return [Hash<String,Object>]
         attr_accessor :response
@@ -2844,6 +2875,11 @@ class ExecuteToolResponse
         # @return [Google::Apis::CesV1::ToolsetTool]
         attr_accessor :toolset_tool
       
+        # The variable values at the end of the tool execution.
+        # Corresponds to the JSON property `variables`
+        # @return [Hash<String,Object>]
+        attr_accessor :variables
+      
         def initialize(**args)
            update!(**args)
         end
@@ -2853,6 +2889,7 @@ def update!(**args)
           @response = args[:response] if args.key?(:response)
           @tool = args[:tool] if args.key?(:tool)
           @toolset_tool = args[:toolset_tool] if args.key?(:toolset_tool)
+          @variables = args[:variables] if args.key?(:variables)
         end
       end
       
@@ -5062,7 +5099,7 @@ def update!(**args)
       class RetrieveToolsResponse
         include Google::Apis::Core::Hashable
       
-        # Required. The list of tools that are included in the specified toolset.
+        # The list of tools that are included in the specified toolset.
         # Corresponds to the JSON property `tools`
         # @return [Array<Google::Apis::CesV1::Tool>]
         attr_accessor :tools
@@ -5203,11 +5240,11 @@ class Schema
       
         # Optional. Allows indirect references between schema nodes. The value should be
         # a valid reference to a child of the root `defs`. For example, the following
-        # schema defines a reference to a schema node named "Pet": type: object
+        # schema defines a reference to a schema node named "Pet": ``` type: object
         # properties: pet: ref: #/defs/Pet defs: Pet: type: object properties: name:
-        # type: string The value of the "pet" property is a reference to the schema node
-        # named "Pet". See details in https://json-schema.org/understanding-json-schema/
-        # structuring.
+        # type: string ``` The value of the "pet" property is a reference to the schema
+        # node named "Pet". See details in https://json-schema.org/understanding-json-
+        # schema/structuring.
         # Corresponds to the JSON property `ref`
         # @return [String]
         attr_accessor :ref
@@ -5488,10 +5525,11 @@ class SessionInput
         attr_accessor :variables
       
         # Optional. A flag to indicate if the current message is a fragment of a larger
-        # input in the bidi streaming session. When `true`, the agent will defer
-        # processing until a subsequent message with `will_continue` set to `false` is
-        # received. Note: This flag has no effect on audio and DTMF inputs, which are
-        # always processed in real-time.
+        # input in the bidi streaming session. When set to `true`, the agent defers
+        # processing until it receives a subsequent message where `will_continue` is `
+        # false`, or until the system detects an endpoint in the audio input. NOTE: This
+        # field does not apply to audio and DTMF inputs, as they are always processed
+        # automatically based on the endpointing signal.
         # Corresponds to the JSON property `willContinue`
         # @return [Boolean]
         attr_accessor :will_continue
diff --git a/generated/google-apis-ces_v1/lib/google/apis/ces_v1/gem_version.rb b/generated/google-apis-ces_v1/lib/google/apis/ces_v1/gem_version.rb
index 008be3b086b..94d560438c6 100644
--- a/generated/google-apis-ces_v1/lib/google/apis/ces_v1/gem_version.rb
+++ b/generated/google-apis-ces_v1/lib/google/apis/ces_v1/gem_version.rb
@@ -16,13 +16,13 @@ module Google
   module Apis
     module CesV1
       # Version of the google-apis-ces_v1 gem
-      GEM_VERSION = "0.2.0"
+      GEM_VERSION = "0.3.0"
 
       # 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 = "20260213"
+      REVISION = "20260218"
     end
   end
 end
diff --git a/generated/google-apis-ces_v1/lib/google/apis/ces_v1/representations.rb b/generated/google-apis-ces_v1/lib/google/apis/ces_v1/representations.rb
index ddb2fc8dbe4..07a63279587 100644
--- a/generated/google-apis-ces_v1/lib/google/apis/ces_v1/representations.rb
+++ b/generated/google-apis-ces_v1/lib/google/apis/ces_v1/representations.rb
@@ -418,6 +418,12 @@ class Representation < Google::Apis::Core::JsonRepresentation; end
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class EvaluationMetricsThresholdsToolMatchingSettings
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class Event
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -1753,6 +1759,8 @@ class EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholds
         class Representation < Google::Apis::Core::JsonRepresentation
           property :expectation_level_metrics_thresholds, as: 'expectationLevelMetricsThresholds', class: Google::Apis::CesV1::EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsExpectationLevelMetricsThresholds, decorator: Google::Apis::CesV1::EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsExpectationLevelMetricsThresholds::Representation
       
+          property :tool_matching_settings, as: 'toolMatchingSettings', class: Google::Apis::CesV1::EvaluationMetricsThresholdsToolMatchingSettings, decorator: Google::Apis::CesV1::EvaluationMetricsThresholdsToolMatchingSettings::Representation
+      
           property :turn_level_metrics_thresholds, as: 'turnLevelMetricsThresholds', class: Google::Apis::CesV1::EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsTurnLevelMetricsThresholds, decorator: Google::Apis::CesV1::EvaluationMetricsThresholdsGoldenEvaluationMetricsThresholdsTurnLevelMetricsThresholds::Representation
       
         end
@@ -1774,6 +1782,13 @@ class Representation < Google::Apis::Core::JsonRepresentation
         end
       end
       
+      class EvaluationMetricsThresholdsToolMatchingSettings
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :extra_tool_call_behavior, as: 'extraToolCallBehavior'
+        end
+      end
+      
       class Event
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
@@ -1804,6 +1819,7 @@ class Representation < Google::Apis::Core::JsonRepresentation
           property :tool, as: 'tool'
           property :toolset_tool, as: 'toolsetTool', class: Google::Apis::CesV1::ToolsetTool, decorator: Google::Apis::CesV1::ToolsetTool::Representation
       
+          hash :variables, as: 'variables'
         end
       end
       
@@ -1814,6 +1830,7 @@ class Representation < Google::Apis::Core::JsonRepresentation
           property :tool, as: 'tool'
           property :toolset_tool, as: 'toolsetTool', class: Google::Apis::CesV1::ToolsetTool, decorator: Google::Apis::CesV1::ToolsetTool::Representation
       
+          hash :variables, as: 'variables'
         end
       end