diff --git a/google/cloud/aiplatform_v1/types/reasoning_engine.py b/google/cloud/aiplatform_v1/types/reasoning_engine.py
index ff971621b6..6c2f01241f 100644
--- a/google/cloud/aiplatform_v1/types/reasoning_engine.py
+++ b/google/cloud/aiplatform_v1/types/reasoning_engine.py
@@ -85,8 +85,35 @@ class ReasoningEngineSpec(proto.Message):
             develop the agent. Currently supported values:
             "google-adk", "langchain", "langgraph", "ag2",
             "llama-index", "custom".
+        identity_type (google.cloud.aiplatform_v1.types.ReasoningEngineSpec.IdentityType):
+            Optional. The identity type to use for the Reasoning Engine.
+            If not specified, the ``service_account`` field will be used
+            if set, otherwise the default Vertex AI Reasoning Engine
+            Service Agent in the project will be used.
     """
 
+    class IdentityType(proto.Enum):
+        r"""The identity type to use for the Reasoning Engine.
+
+        Values:
+            IDENTITY_TYPE_UNSPECIFIED (0):
+                Default value. Use a custom service account if the
+                ``service_account`` field is set, otherwise use the default
+                Vertex AI Reasoning Engine Service Agent in the project.
+                Same behavior as SERVICE_ACCOUNT.
+            SERVICE_ACCOUNT (2):
+                Use a custom service account if the ``service_account``
+                field is set, otherwise use the default Vertex AI Reasoning
+                Engine Service Agent in the project.
+            AGENT_IDENTITY (3):
+                Use Agent Identity. The ``service_account`` field must not
+                be set.
+        """
+
+        IDENTITY_TYPE_UNSPECIFIED = 0
+        SERVICE_ACCOUNT = 2
+        AGENT_IDENTITY = 3
+
     class PackageSpec(proto.Message):
         r"""User-provided package specification, containing pickled
         object and package requirements.
@@ -453,6 +480,11 @@ class ContainerSpec(proto.Message):
         proto.STRING,
         number=5,
     )
+    identity_type: IdentityType = proto.Field(
+        proto.ENUM,
+        number=12,
+        enum=IdentityType,
+    )
 
 
 class ReasoningEngine(proto.Message):
diff --git a/google/cloud/aiplatform_v1beta1/types/reasoning_engine.py b/google/cloud/aiplatform_v1beta1/types/reasoning_engine.py
index 07c58e831f..306370be47 100644
--- a/google/cloud/aiplatform_v1beta1/types/reasoning_engine.py
+++ b/google/cloud/aiplatform_v1beta1/types/reasoning_engine.py
@@ -87,8 +87,35 @@ class ReasoningEngineSpec(proto.Message):
             develop the agent. Currently supported values:
             "google-adk", "langchain", "langgraph", "ag2",
             "llama-index", "custom".
+        identity_type (google.cloud.aiplatform_v1beta1.types.ReasoningEngineSpec.IdentityType):
+            Optional. The identity type to use for the Reasoning Engine.
+            If not specified, the ``service_account`` field will be used
+            if set, otherwise the default Vertex AI Reasoning Engine
+            Service Agent in the project will be used.
     """
 
+    class IdentityType(proto.Enum):
+        r"""The identity type to use for the Reasoning Engine.
+
+        Values:
+            IDENTITY_TYPE_UNSPECIFIED (0):
+                Default value. Use a custom service account if the
+                ``service_account`` field is set, otherwise use the default
+                Vertex AI Reasoning Engine Service Agent in the project.
+                Same behavior as SERVICE_ACCOUNT.
+            SERVICE_ACCOUNT (2):
+                Use a custom service account if the ``service_account``
+                field is set, otherwise use the default Vertex AI Reasoning
+                Engine Service Agent in the project.
+            AGENT_IDENTITY (3):
+                Use Agent Identity. The ``service_account`` field must not
+                be set.
+        """
+
+        IDENTITY_TYPE_UNSPECIFIED = 0
+        SERVICE_ACCOUNT = 2
+        AGENT_IDENTITY = 3
+
     class PackageSpec(proto.Message):
         r"""User-provided package specification, containing pickled
         object and package requirements.
@@ -455,6 +482,11 @@ class ContainerSpec(proto.Message):
         proto.STRING,
         number=5,
     )
+    identity_type: IdentityType = proto.Field(
+        proto.ENUM,
+        number=12,
+        enum=IdentityType,
+    )
 
 
 class ReasoningEngine(proto.Message):
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json
index 3eca2d3c0e..53753f28da 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-aiplatform",
-    "version": "1.159.0"
+    "version": "0.0.0"
   },
   "snippets": [
     {
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json
index a7d140346c..bb8afa1c8f 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-aiplatform",
-    "version": "1.159.0"
+    "version": "0.0.0"
   },
   "snippets": [
     {
diff --git a/tests/unit/gapic/aiplatform_v1/test_reasoning_engine_service.py b/tests/unit/gapic/aiplatform_v1/test_reasoning_engine_service.py
index 3feac365d0..ab63f2df81 100644
--- a/tests/unit/gapic/aiplatform_v1/test_reasoning_engine_service.py
+++ b/tests/unit/gapic/aiplatform_v1/test_reasoning_engine_service.py
@@ -4102,7 +4102,7 @@ def test_create_reasoning_engine_rest_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'parent': 'projects/sample1/locations/sample2'}
-    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
+    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748
@@ -4485,7 +4485,7 @@ def test_update_reasoning_engine_rest_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'reasoning_engine': {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3'}}
-    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
+    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748
@@ -5423,7 +5423,7 @@ async def test_create_reasoning_engine_rest_asyncio_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'parent': 'projects/sample1/locations/sample2'}
-    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
+    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748
@@ -5827,7 +5827,7 @@ async def test_update_reasoning_engine_rest_asyncio_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'reasoning_engine': {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3'}}
-    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
+    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748
diff --git a/tests/unit/gapic/aiplatform_v1beta1/test_reasoning_engine_service.py b/tests/unit/gapic/aiplatform_v1beta1/test_reasoning_engine_service.py
index 86ba31f846..69eb960367 100644
--- a/tests/unit/gapic/aiplatform_v1beta1/test_reasoning_engine_service.py
+++ b/tests/unit/gapic/aiplatform_v1beta1/test_reasoning_engine_service.py
@@ -4103,7 +4103,7 @@ def test_create_reasoning_engine_rest_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'parent': 'projects/sample1/locations/sample2'}
-    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
+    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748
@@ -4486,7 +4486,7 @@ def test_update_reasoning_engine_rest_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'reasoning_engine': {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3'}}
-    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
+    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748
@@ -5424,7 +5424,7 @@ async def test_create_reasoning_engine_rest_asyncio_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'parent': 'projects/sample1/locations/sample2'}
-    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
+    request_init["reasoning_engine"] = {'name': 'name_value', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748
@@ -5828,7 +5828,7 @@ async def test_update_reasoning_engine_rest_asyncio_call_success(request_type):
 
     # send a request that will satisfy transcoding
     request_init = {'reasoning_engine': {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3'}}
-    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value'}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
+    request_init["reasoning_engine"] = {'name': 'projects/sample1/locations/sample2/reasoningEngines/sample3', 'display_name': 'display_name_value', 'description': 'description_value', 'spec': {'source_code_spec': {'inline_source': {'source_archive': b'source_archive_blob'}, 'developer_connect_source': {'config': {'git_repository_link': 'git_repository_link_value', 'dir_': 'dir__value', 'revision': 'revision_value'}}, 'python_spec': {'version': 'version_value', 'entrypoint_module': 'entrypoint_module_value', 'entrypoint_object': 'entrypoint_object_value', 'requirements_file': 'requirements_file_value'}, 'image_spec': {'build_args': {}}}, 'container_spec': {'image_uri': 'image_uri_value'}, 'service_account': 'service_account_value', 'package_spec': {'pickle_object_gcs_uri': 'pickle_object_gcs_uri_value', 'dependency_files_gcs_uri': 'dependency_files_gcs_uri_value', 'requirements_gcs_uri': 'requirements_gcs_uri_value', 'python_version': 'python_version_value'}, 'deployment_spec': {'env': [{'name': 'name_value', 'value': 'value_value'}], 'secret_env': [{'name': 'name_value', 'secret_ref': {'secret': 'secret_value', 'version': 'version_value'}}], 'psc_interface_config': {'network_attachment': 'network_attachment_value', 'dns_peering_configs': [{'domain': 'domain_value', 'target_project': 'target_project_value', 'target_network': 'target_network_value'}]}, 'min_instances': 1387, 'max_instances': 1389, 'resource_limits': {}, 'container_concurrency': 2253}, 'class_methods': [{'fields': {}}], 'agent_framework': 'agent_framework_value', 'identity_type': 2}, 'create_time': {'seconds': 751, 'nanos': 543}, 'update_time': {}, 'etag': 'etag_value', 'context_spec': {'memory_bank_config': {'generation_config': {'model': 'model_value'}, 'similarity_search_config': {'embedding_model': 'embedding_model_value'}, 'ttl_config': {'default_ttl': {'seconds': 751, 'nanos': 543}, 'granular_ttl_config': {'create_ttl': {}, 'generate_created_ttl': {}, 'generate_updated_ttl': {}}}}}, 'encryption_spec': {'kms_key_name': 'kms_key_name_value'}, 'labels': {}, 'traffic_config': {'traffic_split_manual': {'targets': [{'runtime_revision_name': 'runtime_revision_name_value', 'percent': 753}]}, 'traffic_split_always_latest': {}}}
     # The version of a generated dependency at test runtime may differ from the version used during generation.
     # Delete any fields which are not present in the current runtime dependency
     # See https://github.com/googleapis/gapic-generator-python/issues/1748