By default, only service items from the primary workspace will be returned for accounts with the 'Workspaces' feature enabled. For service items from other workspaces, use the workspace_id filter.
Filter By Handle
Category Id /api/v2/service_catalog/items?category_id=[category_id]
Workspace /api/v2/service_catalog/items?workspace_id=[id]
'workspace_id' is applicable only for accounts with the 'Workspaces' feature enabled.
GET /api/v2/service_catalog/items
View List of Service Items This API lists all service items in your Freshservice service desk.
To view items belonging to a particular category, use the filter below