Use Agent Identity. The service_account field must not be set.
AGENT_IDENTITY = 3;
AGENT_IDENTITY_VALUE
Use Agent Identity. The service_account field must not be set.
AGENT_IDENTITY = 3;
IDENTITY_TYPE_UNSPECIFIED
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.
IDENTITY_TYPE_UNSPECIFIED = 0;
IDENTITY_TYPE_UNSPECIFIED_VALUE
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.
IDENTITY_TYPE_UNSPECIFIED = 0;
SERVICE_ACCOUNT
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.
SERVICE_ACCOUNT = 2;
SERVICE_ACCOUNT_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.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-08-05 UTC."],[],[]]