LangSmith

LangSmith integration (AI, Developer Tools). Imported from open-connector.

API key9 toolshttps://api.smith.langchain.com

GET

langsmith_list_workspaces

List LangSmith workspaces visible to the connected API key.

/api/v1/workspaces

2 parameters

Param	Type	Required	Description
include_deleted	boolean	optional	Whether to include deleted workspaces in the response.
data_plane_id	string	optional	The LangSmith UUID.

GET

langsmith_list_projects

List LangSmith tracing projects with optional name and pagination filters.

/api/v1/sessions

6 parameters

Param	Type	Required	Description
name	string	optional	A non-empty project name.
name_contains	string	optional	A non-empty project name fragment.
include_stats	boolean	optional	Whether LangSmith should include project statistics.
sort_by_desc	boolean	optional	Whether LangSmith should sort descending.
offset	integer	optional	The number of records to skip.
limit	integer	optional	The maximum number of records to return.

GET

langsmith_get_project

Get a LangSmith tracing project by ID.

/api/v1/sessions/{projectId}

2 parameters

Param	Type	Required	Description
projectId	string	required	The LangSmith UUID.
include_stats	boolean	optional	Whether LangSmith should include project statistics.

POST

langsmith_create_project

Create a LangSmith tracing project.

/api/v1/sessions

8 parameters

Param	Type	Required	Description
name	string	required	The project name.
description	string	optional	The project description.
start_time	string	optional	The project start timestamp.
end_time	string	optional	The project end timestamp.
extra	object	optional	A JSON object forwarded to or returned by LangSmith.
default_dataset_id	string	optional	The LangSmith UUID.
reference_dataset_id	string	optional	The LangSmith UUID.
upsert	boolean	optional	Whether LangSmith should upsert a project with the same name.

GET

langsmith_list_datasets

List LangSmith datasets with optional name, type, and pagination filters.

/api/v1/datasets

5 parameters

Param	Type	Required	Description
name	string	optional	A non-empty dataset name.
name_contains	string	optional	A non-empty dataset name fragment.
data_type	string	optional	The LangSmith dataset data type.
offset	integer	optional	The number of records to skip.
limit	integer	optional	The maximum number of records to return.

GET

langsmith_get_dataset

Get a LangSmith dataset by ID.

/api/v1/datasets/{datasetId}

1 parameter

Param	Type	Required	Description
datasetId	string	required	The LangSmith UUID.

POST

langsmith_create_dataset

Create a LangSmith dataset.

/api/v1/datasets

7 parameters

Param	Type	Required	Description
name	string	required	The dataset name.
description	string	optional	The dataset description.
data_type	string	optional	The LangSmith dataset data type.
inputs_schema_definition	object	optional	A JSON object forwarded to or returned by LangSmith.
outputs_schema_definition	object	optional	A JSON object forwarded to or returned by LangSmith.
metadata	object	optional	Provider-defined metadata forwarded to LangSmith.
externally_managed	boolean	optional	Whether the dataset is externally managed.

GET

langsmith_list_examples

List LangSmith dataset examples with optional dataset and text filters.

/api/v1/examples

5 parameters

Param	Type	Required	Description
datasetId	string	optional	The LangSmith UUID.
full_text_contains	array	optional	Text fragments that LangSmith should search for.
as_of	string	optional	The dataset version timestamp or latest.
offset	integer	optional	The number of records to skip.
limit	integer	optional	The maximum number of records to return.

GET

langsmith_get_example

Get a LangSmith dataset example by ID.

/api/v1/examples/{exampleId}

3 parameters

Param	Type	Required	Description
exampleId	string	required	The LangSmith UUID.
datasetId	string	optional	The LangSmith UUID.
as_of	string	optional	The dataset version timestamp or latest.