January 2026 Release Notes

Enhancement

Access shared item sets via Walmart Connect APIs

Walmart Connect now lets API partners access shared targeting item sets and audiences across advertiser accounts within the same organization. Shared item sets are available as read-only via API, making it easier to reuse targeting definitions and reduce duplicate setup across campaigns.

Learn more on the Advertising Help Center

Overview of API changes

EndpointChange TypeSummary of ChangeImpact
List Item setsEnhancementAdded new string parameter in the request Filter[role]
Added new boolean field in the response isShared
New fields have been added to request and response to support shared itemsets in the itemsets/list API.