`agrag.eval.trajectory.Step`

Bases: BaseModel

One tool or model step of an agent run.

Attributes:

kind (Literal['tool', 'llm']) – "tool" for a tool call, "llm" for a model call.
name (str) – The tool name, or the span name for a model call.
args (dict[str, Any]) – The parsed input.value span attribute.
output (str) – The step's output text, unwrapped from its tool message.
span_id (str) – The span id as hex.
parent_ids (list[str]) – The ancestor span ids, nearest first, as hex.
started (int) – Start time in nanoseconds.
ended (int) – End time in nanoseconds.
subagent (str | None) – The subagent_type of the nearest ancestor task span, or None for a planner step.

`args`

args: dict[str, Any]

ended: int

kind: Literal['tool', 'llm']

name: str

output: str

parent_ids: list[str]

span_id: str

started: int

subagent: str | None