LogEntry

class langchain_core.tracers.log_stream.LogEntry

A single entry in the run log.

id: str

ID of the sub-run.

name: str

Name of the object being run.

type: str

Type of the object being run, eg. prompt, chain, llm, etc.

tags: List[str]

List of tags for the run.

metadata: Dict[str, Any]

Key-value pairs of metadata for the run.

start_time: str

ISO-8601 timestamp of when the run started.

streamed_output_str: List[str]

List of LLM tokens streamed by this run, if applicable.

streamed_output: List[Any]

List of output chunks streamed by this run, if available.

inputs: Any | None

Inputs to this run. Not available currently via astream_log.

final_output: Any | None

Final output of this run.

Only available after the run has finished successfully.

end_time: str | None

ISO-8601 timestamp of when the run ended. Only available after the run has finished.