A feature to enable a chat among up to 100 users in a channel, both public and private. In a group channel, users can have a 1-on-1 or 1-to-N private chat through invitation or a public chat with multiple users without the permission.

Group channels

A feature to enable a public chat among up to 1,000 members in a channel. Open channels are public channels, where users can freely join without invitation or permission.

Open channels

A feature to accommodate a massive group of up to 20,000 members in a channel while still providing the key chat features of a regual group channel.

Supergroup channels

Channel types

A feature to enable the UI customization of Sendbird Chat SDK with little effort.

UIKit

A feature to indicate whether other users in the channel are typing a message.

Typing indicators

A feature to allow users to know whether their messages have been read by other users in the channel.

Read receipts

A feature to indicate a user's online status.

Online presence indicators

A feature to allow users to react to messages in a non-verbal manner using emojis.

Reactions

A feature to address other users or the entire channel within a message. This can help draw attention to a specific message or of a specific user.

Mentions

A feature to inform users of the number of messages they haven't read in each channel.

Unread message counts

A feature to send push notifications to users' devices for new messages.

Push notifications

A feature to allow users to share files during a chat, such as images, audio files, and videos. Custom file types can also be supported.

File sharing

A feature to automatically generate a thumbnail image for media content shared during a chat.

Thumbnails for media content

A feature to allow users to know whether their messages have been successfully delivered to other users in the channel.

Delivery receipts

A feature to manage user experience for large group chats by splitting them into virtual groups of smaller sizes.

Dynamic partitioning

A feature to allow users to reply to a specific message without disrupting the conversation flow.

Message threading

A feature to allow users to retrieve old messages and queue new messages online, offline or in unstable connection.

SyncManager

A feature to customize the number of messages displayed in a large group chat by adjusting the message loading speed.

Smart throttling

A feature to allow users to turn on Do-not-disturb status to stop receiving push notifications for new messages during the set hours.

Do not disturb

A feature to allow developers to add additional data to messages and build various functionalities such as a poll.

Meta array API

A feature to allow users to search for channels or other users by their name.

User and channel search

A feature to deliver announcements to targeted users or channels.

Announcements

A feature to allow users to search for messages within a specific channel.

Message search

Messaging essentials

A feature to auto-translate messages when users send them.

Message auto-translation

A feature to auto-translate already sent messages into users' preferred languages.

On-demand translation

A feature to allow users to receive push notifications in their preferred languages.

Push notification translation

Translation

A feature to allow users to report offensive messages, users, or channels.

Reporting API

A feature to allow users to block one another.

Block users

A feature to allow operators to mute users in the channel.

Mute users

A feature to allow operators to kick certain users out of the channel and prevent them from entering.

Ban users

A feature to allow moderators to manage messages, channels, and users from the Sendbird Dashboard, just like operators in Chat SDK. Moderators can be designated or created on the dashboard.

Channel moderators

A feature to freeze open channels and allow only operators to talk within them.

Freeze channels

A feature to automatically detect and filter messages containing explicit images or inappropriate image URLs.

Image auto-moderation

A feature to filter messages containing abusive language by specifying certain words or patterns.

Profanity filters

A feature to filter specific domain URLs from messages to prevent users leaving the conversation by way of third party sites.

Domain filters

A feature to filter messages that contain specified regular expressions, or RegEx, using a sequenced pattern of characters.

RegEx filters

Moderation

A feature to gain full access and retrieve your messages from any channel.

Message retrieval API

A feature to analyze user behavior though nine metrics on the channels, messages, and users.

Advanced analytics

A feature to pull logs of push notifications.

Push notification logs

A feature to export chat data at a preset times to run analytics.

Data export

Data and analytics

A feature to integrate Sendbird's chatbots into your application in order to send and receive messages and support customers through the bots.

Bot interface

A feature for Sendbird server to capture all events occurring on users' client app and deliver HTTP POST requests to your server containing the information.

Webhooks

Integration

A feature to allow both Sendbird server and client apps to encrypt messages according to the Transport Layer Security (TLS) protocol in order to prevent eavesdropping, tampering, and message forgery.

TLS-based message encryption

A feature to encrypt files sent in messages according to AES 256.

AES 256-based file encryption

A feature to protect and handle users' personal data through RESTful API in compliance with the GDPR regulations.

GDPR API

Security

Allows you to build an in-app chat with essential messaging features based on Sendbird's Chat Platform API.

Try and see how real-time chat can work in your apps.

In-app chat

Try and see how real-time chat for live streams fit your business model.

Live stream chat

Allows you to build an in-app chat with all the features that are essential for a modern messaging experience based on Sendbird Chat Platform API. 

Learn how to integrate Chat SDK for Android.

Android

Learn how to integrate Chat SDK for JavaScript.

JavaScript

Learn how to integrate Chat SDK for Flutter.

Flutter

Learn how to integrate Chat SDK for Unity.

Unity

Learn how to integrate Chat SDK for Unreal.

Unreal

Learn how to integrate Chat SDK for .Net.

.NET

Learn how to manage Chat activities from the server side.

Platform API

View core features of Sendbird Chat and find the links to documentation by platform.

Chat

Documentation

iOSv4 Beta

Androidv4 Beta

JavaScriptv4 Beta