Interface X for web does not use cookies for storing data. The Interface X Components use the web browser's local storage to save the technical data required to provide the services associated with the search & discovery experience. The data remains in the shopper's device until the expiration time is reached or the shopper chooses to delete it.

More specifically, Interface X Components store the following elements in the browser's local storage:

Key	Duration	Purpose
x-session-id	30 minutes	Short-term session ID to be sent to the Tagging API. It identifies short sessions in a device. It does not identify individual shoppers in any way. It's required for Analytics, Next Queries, and Related Tags features
x-session-time-stamp	30 minutes	Timestamp for the current session ID
x-history-queries	Stored until the shopper clears/disables the feature	List of the searches performed that the shopper has chosen to store, which are shown in different steps of the search journey.