temporalio.contrib.langsmith.LangSmithPlugin

class documentation

class LangSmithPlugin(SimplePlugin): (source)

Constructor: LangSmithPlugin(client, project_name, add_temporal_runs, default_metadata, ...)

LangSmith tracing plugin for Temporal SDK.

Warning

This class is experimental and may change in future versions. Use with caution in production environments.

Provides automatic LangSmith run creation for workflows, activities, and other Temporal operations with context propagation.

Method __init__ Initialize the LangSmith plugin.

Inherited from SimplePlugin:

Method	`configure_client`	See base class.
Method	`configure_replayer`	See base class.
Method	`configure_worker`	See base class.
Async Method	`connect_service_client`	See base class.
Method	`name`	See base class.
Async Method	`run_replayer`	See base class.
Async Method	`run_worker`	See base class.
Instance Variable	`activities`	Undocumented
Instance Variable	`data_converter`	Undocumented
Instance Variable	`interceptors`	Undocumented
Instance Variable	`nexus_service_handlers`	Undocumented
Instance Variable	`run_context`	Undocumented
Instance Variable	`workflow_failure_exception_types`	Undocumented
Instance Variable	`workflow_runner`	Undocumented
Instance Variable	`workflows`	Undocumented
Instance Variable	`_name`	Undocumented

def __init__(self, *, client: langsmith.Client | None = None, project_name: str | None = None, add_temporal_runs: bool = False, default_metadata: dict[str, Any] | None = None, default_tags: list[str] | None = None): (source) ¶

overrides temporalio.plugin.SimplePlugin.__init__

Initialize the LangSmith plugin.

Parameters
client:`langsmith.Client \| None`	A langsmith.Client instance. If None, one will be created automatically (using LANGSMITH_API_KEY env var).
project_name:`str \| None`	LangSmith project name for traces.
add_temporal_runs:`bool`	Whether to create LangSmith runs for Temporal operations. Defaults to False.
default_metadata:`dict[str, Any] \| None`	Default metadata to attach to all runs.
default_tags:`list[str] \| None`	Default tags to attach to all runs.