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A Holdout is a group of users that are held back from a set of features to measure the aggregate impact of this feature set.

Holdout API functions

  • Create a new holdout
  • Read data from existing holdout
  • Update properties of a holdout
  • Update holdout overrides
  • Delete a holdout


All requests must include the STATSIG-API-KEY field in the header. The value should be a Console API Key which can be created in 'Project Settings'->'API Keys' tab.
To use the 'try it' section on this page, enter your Console API into the box below.

Warning! You will be directly modifying the project connected to the api-key provided.

We suggest creating a temporary project when testing our API below.