Function overview

2026-01-23

ZEGOCLOUD's ZIM SDKs provide rich APIs for you to quickly build the in-app chat feature into your applications.

The ZIM SDK now supports all major platforms and frameworks, including Android, iOS, Mac, Windows, Web, and Flutter.

Method	Description
getVersion	Gets the SDK's version number.
create	Create a ZIM instance.
setLogConfig	Set log related configuration.
setCacheConfig	Set cache related configuration.
login	Login, you must log in before using all functions.
renewToken	Update the authentication token.
uploadLog	Upload log and call after setting up log path.
logout	Log out of ZIM service.
destroy	Destroy the ZIM instance.
onError	The callback for error information.
onTokenWillExpire	A reminder callback that the token is about to expire.

Room functions

Method	Description
createRoom	Create and join a room.
enterRoom	Enter the room. If the room does not exist, it will be created automatically.
joinRoom	Join a room.
leaveRoom	Leave a room.
queryRoomMemberList	Query the list of members in the room.
queryRoomOnlineMemberCount	Query the number of online members in the room.
queryRoomAllAttributes	Query all properties of the room.
setRoomAttributes	Set room attributes (use this for all additions and changes).
deleteRoomAttributes	Delete room attributes.
beginRoomAttributesBatchOperation	Open combination room attribute operation.
endRoomAttributesBatchOperation	Complete the property operation of the combined room.
onReceiveRoomMessage	The callback for receiving room message.
onRoomStateChanged	event callback when the room connection status changes.
onRoomMemberJoined	Callback when other members join the room.
onRoomMemberLeft	Callback when other members leave the room.

Method	Description
sendMediaMessage	Send media messages.
downloadMediaFile	Download media message content.
sendPeerMessage	Send peer-to-peer messages.
sendRoomMessage	Send room messages.
sendGroupMessage	Send group message.
queryHistoryMessage	Query historical messages.
deleteMessages	Delete message.
deleteAllMessage	Delete all message.
onReceivePeerMessage	The callback for receiving one-to-one message.
onReceiveRoomMessage	The callback for receiving in-room message
onReceiveGroupMessage	The callback for receiving group message.

Method	Description
createGroup	Create groups.
joinGroup	join a goup.
leaveGroup	Leave the group.
dismissGroup	Disband the group.
inviteUsersIntoGroup	Invite users into the group.
kickGroupMembers	kick some members out of the group.
transferGroupOwner	Transfer the group owner.
updateGroupName	Update the group name.
updateGroupNotice	Update group announcements.
queryGroupInfo	Query group information.
queryGroupList	Query group list.
setGroupAttributes	Add or update group attributes.
deleteGroupAttributes	Delete group attribute.
queryGroupAttributes	Query group attributes by keys.
queryGroupAllAttributes	Query all attributes of the group.
setGroupMemberRole	Set the group member role.
setGroupMemberNickname	Set group member nickname.
queryGroupMemberInfo	Query group member information.
queryGroupMemberList	Query the list of group members.
onGroupStateChanged	Group state change notification callback.
onGroupNameUpdated	Group name update notification callback.
onGroupNoticeUpdated	Notification callback for group announcement updates.
onGroupAttributesUpdated	Group property update attributes callback.
onGroupMemberStateChanged	Group member state change notification callback.
onGroupMemberInfoUpdated	Group member basic information change notification.

Method	Description
queryConversationList	Query the conversation list.
deleteConversation	Delete the conversation.
clearConversationUnreadMessageCount	Clear session unreads.
setConversationNotificationStatus	Set the conversation notification state.
onConversationChanged	Received notification callback for session update.
onConversationTotalUnreadMessageCountUpdated	Notification callback for session total unread updates.

Method	Description
callInvite	Initiate a call invitation.
callCancel	Cancel the call invitation.
callAccept	Accept the call invitation.
callReject	Reject the call invitation.
onCallInvitationReceived	The notification callback for the call invitation received by the invitee.
onCallInvitationCancelled	The notification callback received by the invitee to cancel the invitation.
onCallInvitationTimeout	Callback for notification of called call invitation timeout.
onCallInvitationAccepted	The notification callback received by the inviter that invitee has accepted the invitation.
onCallInvitationRejected	The inviter receives the notification callback that the invitee reject the invitation.
onCallInviteesAnsweredTimeout	Callback for notification of caller call invitation timeout.