Release notes

v26.2.1

Release date: 2026-04-30

@nexconn/chatui: Add functional support for @nexconn/chatui integration.
BaseChannel.deleteMessageForAll: Fix failure when message.directedUserIds is empty (length 0).
ReferenceMessageContent: Fix incorrect data assignment.
Helpers: Fix potential memory leaks in helper functions.
Streaming messages: Fix abnormal timeout interruption during downstream transfer of streaming message data.
Message.clientId: Fix exception caused by an incorrect default value; the default should be 0.

Release date: 2026-04-15

Initial release of Chat SDK for Web.

Connection Management: Connect and disconnect from the Nexconn server, monitor connection status in real time, and handle reconnection and multi-device scenarios.
User Management: Manage user profiles, friend relationships, and online presence subscriptions.
Channels (Direct & Group): Retrieve, pin, delete, draft, and tag channels; sync read status; configure typing indicators and DND; manage group membership, roles, and mentions.
Open Channels: Join and leave open channels, retrieve history messages, manage open channel metadata, and monitor channel events.
Community Channels: Create and retrieve community channels and private channels; configure DND; sync read status; retrieve history messages; and manage message operations.
Messaging: Send and receive text, image, file, voice, video, and custom messages. Supports message history, deletion, recall, modification, search, read receipts, and streaming messages.
Message Expansion: Attach custom key-value data to messages.
Missed Message Duration: Configure how long missed messages are retained.
Do Not Disturb: Configure DND globally and per channel or target user.
Content Moderation: Built-in sensitive word filtering.
Built-in Translation: Real-time message translation with support for multiple languages.