datasets

Upload Experiment

Upload an experiment that has already been run.

post/api/v1/datasets/upload-experiment

Request

Base URL
https://api.smith.langchain.com
URL
https://api.smith.langchain.com/api/v1/datasets/upload-experiment
Auth
- API key in header X-API-Key
- or API key in header X-Tenant-Id
- or HTTP bearer

tag_value_idsstring[] nullable

experiment_namestring required

experiment_descriptionstring nullable

dataset_idstring uuid nullable

dataset_namestring nullable

dataset_descriptionstring nullable

experiment_start_timestring date-time required

experiment_end_timestring date-time required

experiment_metadataobject nullable

Successful Response

Oct 16, 20261a8ee9358d81 Revision changes
- breaking
  the / response's property type changed from object to string for status
- breaking
  removed the required property // from the response with the status
- breaking
  removed the required property // from the response with the status
- breaking
  removed the required property // from the response with the status
- info
  added the new optional request property
- info
  the // response's property pattern ^(?!^[-+.]*$)[+-]?0*\d*\.?\d*$ was added for the status
- info
  the // response's property pattern ^(?!^[-+.]*$)[+-]?0*\d*\.?\d*$ was added for the status
- info
  the // response's property pattern ^(?!^[-+.]*$)[+-]?0*\d*\.?\d*$ was added for the status
May 28, 2026d3056703d8de Revision changes
- info
  added the optional property / to the response with the status