Source code for langchain_core.outputs.run_info

from __future__ import annotations

from uuid import UUID

from pydantic import BaseModel


[docs] class RunInfo(BaseModel): """Class that contains metadata for a single execution of a Chain or model. Defined for backwards compatibility with older versions of langchain_core. This model will likely be deprecated in the future. Users can acquire the run_id information from callbacks or via run_id information present in the astream_event API (depending on the use case). """ run_id: UUID """A unique identifier for the model or chain run."""