A participant is a User that is a member of a Conversation. Participants can get notifications of activity in a conversation and are listed in the conversation's member list.

All of the conversations that a user is a participant of are shown in the conversation list of the Inbox, ordered by last activity.

Each participant can have a number of access rights, which are described in more detail on the page about Group Chats.

To add a participant to a conversation with JavaScript, use setParticipant. To add, remove or edit a participant, use the REST API.