The Connect REST API reference has these API families.
Connect REST API (Core)
Winter ’27 (v68.0)
Includes a broad set of core resources, such as org and user setting information, custom domains, named credentials, notifications, and many other platform capabilities.
View the Connect REST API reference →
Agentforce
Summer ’26 (v67.0)
Covers Agentforce Data Libraries and prompt templates.
View the Agentforce Connect REST API reference →
Chatter
Winter ’27 (v68.0)
Covers Chatter directories, groups, missions, recommendations, topics, users, and related resources.
View the Chatter Connect REST API reference →
Chatter Feeds
Winter ’27 (v68.0)
Covers Chatter feeds, feed elements, and comments.
View the Chatter Feeds Connect REST API reference →
CMS
Winter ’27 (v68.0)
Work with CMS managed content and enhanced CMS workspaces resources. Formerly included in the Core API family.
View the CMS Connect REST API reference →
Commerce
Summer ’26 (v67.0)
Supports Salesforce B2B and B2C Commerce operations. Formerly included in the Core API family.
View the Commerce Connect REST API reference →
Experience Cloud
Winter ’27 (v68.0)
Covers Experience Cloud sites, including site information, creation, and publishing. Also includes audiences, moderation, and marketing integration forms. Formerly included in the Core API family.
View the Experience Cloud Connect REST API reference →
Files and Folders
Winter ’27 (v68.0)
Manages files, folders, and Files Connect repositories. Formerly included in the Core API family.
View the Files and Folders Connect REST API reference →
Personalization
Summer ’26 (v67.0)
Provides personalization resources for tailoring experiences to users. Formerly included in the Core API family.