Query parameters

It is possible to use URL parameters to modify the execution of Optimizely on your page. Below is a list of all the supported URL parameters you can use.



Disables Optimizely on the page.

Impersonate Audiences


Comma-separated list of Audience IDs to "impersonate".

Override Variations


Comma-separated list of Variation IDs to bucket. If set overrides any variations the visitor is in "naturally". If this parameter is set, it disables tracking events.

Opt Out


Opts visitor out of Optimizely tracking (sets cookie to persist).

Force Tracking


Sends tracking events even if client is in preview or force_variations/force_audiences are present. Does NOT override disable tracking API.



Print execution info to your browser console. The possible values (case-insensitive) to give the parameter are: