Class Invocation

src/google/adk/evaluation/eval_case.py:81–109

Represents a single invocation.

class Invocation(EvalBaseModel):
  """Represents a single invocation."""

  invocation_id: str = ""
  """Unique identifier for the invocation."""

  user_content: genai_types.Content
  """Content provided by the user in this invocation."""

  final_response: Optional[genai_types.Content] = None
  """Final response from the agent."""

  intermediate_data: Optional[IntermediateDataType] = None
  """Intermediate steps generated as a part of Agent execution.

  For a multi-agent system, it is also helpful to inspect the route that
  the agent took to generate final response.
  """

  creation_timestamp: float = 0.0
  """Timestamp for the current invocation, primarily intended for debugging purposes."""

  rubrics: Optional[list[Rubric]] = Field(
      default=None,
  )
  """A list of rubrics that are applicable to only this invocation."""

  app_details: Optional[AppDetails] = Field(default=None)
  """Details about the App that was used for this invocation."""


SessionState: TypeAlias = dict[str, Any]