st.sendbird.comA complete in-app chat API and SDK platform |

Sendbird Products Solutions Developer Pricing Customers Company Start for free Talk to sales Products Solutions Developer Pricing Customers Company Talk to sales Start for free Build in-app chat, voice & video Build in-app notifications Build in-app AI chatbots Build in-app communications Save a ton of engineering bandwidth using a proven, reliable, and scalable API platform. Talk to sales Request a demo TRUSTED BY 4,000+ APPS GLOBALLY Award-winning communications platform Named G2 leader and high performer Awarded best in Communications APIs 11 cloud regions powered by AWS 300 million+ monthly active users 145,000+ global developers 7 billion+ messages per month Read More Choose the best plan for your business Review Pricing Futureproof mobile engagement with a WhatsApp-like experience Futureproof mobile engagement with a WhatsApp-like experience Play video Engage, convert, and support your customers Customer retention Leverage Sendbird APIs and SDKs to build customized in-app chat, voice, video and live streaming experiences that engage your users in real-time to keep them coming back to your app for more. Learn more about in-app engagement Customer conversion Reach customers with messages that persist in your app. Scalable, secure, and fast-to-launch, Sendbird Notifications convert at a 2X higher rate than SMS alone, for half the cost. Learn more about in-app conversions Customer satisfaction Provide top-notch customer service with the perfect combination of human touch and artificial intelligence. Expand your CRM or CS solution to provide real-time chat support directly to users within your app using Sendbird integrations. Learn more about in-app support Sendbird’s solution for every industry Solutions for financial services Turn a financial transaction into a lasting relationship. Explore financial services Solutions for digital health Build immersive chat, voice, and video experiences for the modern connected patient. Be there for your patients at every step of their journey. Explore digital health Solutions for marketplaces Connect buyers and sellers, and drive more transactions. Integrate chat with your shopping cart, payment system, reviews platform, and more. Explore marketplace messaging Solutions for on-demand Be it ride sharing or delivery, prevent booking cancellations and missteps through always-on communication between your customers. Explore on-demand services Solutions for travel & retail Sendbird helps retailers connect buyers and sellers within the mobile app to increase conversions and engagement, while boosting retention with better support. Explore retail solutions Solutions for social+ Increase engagement and reduce churn within your community. Keep the conversation safe with essential moderation tools. Explore social+ solutions Financial services Digital health Marketplaces On demand Travel & retail Social+ Developers come first Sendbird’s chat API, voice API, video API, native chat SDKs, feature-rich platform, and ready-made UI components make developers more productive. We take care of a ton of operational complexity under the hood, so you can power a rich chat service plus life-like voice and video experiences—without worrying about features, edge cases, reliability, or scale. Check out our developer resources: Developer portal Tutorials Docs Demos IOS Android JavaScript Flutter .NET Unity Platform let initParams = InitParams(applicationId: appId) SendbirdChat.initialize(params: initParams) SendbirdChat.addChannelDelegate(self, identifier: delegateId) SendbirdChat.connect(userId: userId) { user, error in // Get channel GroupChannel.getChannel(url: channelURL) { channel, error in // Send message channel?.sendUserMessage(message) { message, error in // Message sent } } } SendbirdChat.init( InitParams(APP_ID, applicationContext, useCaching = true), object : InitResultHandler { override fun onMigrationStarted() { Log.i("Application", "Called when there’s an update in Sendbird server.") } override fun onInitFailed(e: SendbirdException) { Log.i("Application", "Called when initialize failed. SDK will still operate properly as if useLocalCaching is set to false.") } override fun onInitSucceed() { Log.i("Application", "Called when initialization is completed.") } } ) SendbirdChat.addChannelHandler(handlerId, object : GroupChannelHandler() { override fun onMessageReceived(channel: BaseChannel, message: BaseMessage) { // message received } } SendbirdChat.connect(userId) { user, e - if (user != null) { if (e != null) { // Proceed in offline mode with the data stored in the local database. // Later, connection is made automatically. // and can be notified through ConnectionHandler.onReconnectSucceeded(). } else { // Proceed in online mode. } GroupChannel.getChannel(channelUrl) { groupChannel, e - if (e != null || groupChannel == null) { // Handle error. return@getChannel } groupChannel.sendUserMessage( UserMessageCreateParams(message) ) { userMessage, e - } } } else { // Handle error. } } const sb = SendbirdChat.init({ appId : ’YOUR-APP-ID’, modules: [ new GroupChannelModule() ] }); sb.groupChannel.addGroupChannelHandler(handlerId, new GroupChannelHandler({ onMessageReceived: (channel, message) = { // message received } })); const user = await sb.connect(userId); const channel = await sb.groupChannel.getChannel(channelUrl); channel.sendUserMessage({ message }) .onPending((message) = { // message is pending to be sent }) .onSucceeded((message) = { // message sent }) .onFailed((err, message) = { // message not sent }); void main() async { SendbirdChat.init(appId: ’APP-ID’); SendbirdChat.addChannelHandler(’HANDLER-ID’, MyGroupChannelHandler()); runZonedGuarded(() async { final user = await SendbirdChat.connect(’USER-ID’); final groupChannel = await GroupChannel.getChannel(’CHANNEL-URL’); groupChannel.sendUserMessage( UserMessageCreateParams(message: ’MESSAGE’), handler: (message, e) { // message sent }, ); }, (e, s) { // handle error }); } class MyGroupChannelHandler extends GroupChannelHandler { @override void onMessageReceived(BaseChannel channel, BaseMessage message) { // message received } } SendbirdClient.Init(appId); const SendbirdClient.ChannelHandler channelHandler = new SendbirdClient.ChannelHandler(); channelHandler.OnMessageReceived = (BaseChannel baseChannel, BaseMessage baseMessage) = { // message received }; SendbirdClient.AddChannelHandler(handlerId, channelHandler); SendbirdClient.Connect(userId, (User user, SendbirdException connectException) = { // get channel GroupChannel.GetChannel(channelUrl, (GroupChannel groupChannel, SendbirdException getChannelException) = { // send message groupChannel.SendUserMessage(message, (UserMessage userMessage, SendbirdException sendMessageException) = { // message sent }); }); }); SendbirdClient.Init(appId); const SendbirdClient.ChannelHandler channelHandler = new SendbirdClient.ChannelHandler(); channelHandler.OnMessageReceived = (BaseChannel baseChannel, BaseMessage baseMessage) = { // message received }; SendbirdClient.AddChannelHandler(handlerId, channelHandler); SendbirdClient.Connect(userId, (User user, SendbirdException connectException) = { // get channel GroupChannel.GetChannel(channelUrl, (GroupChannel groupChannel, SendbirdException getChannelException) = { // send message groupChannel.SendUserMessage(message, (UserMessage userMessage, SendbirdException sendMessageException) = { // message sent }); }); }); import requests # Send a message response = requests.request( method=’POST’, url=f’https://api-{YOUR_APP_ID}.sendbird.com/v3/group_channels/{channel_url}/messages’, headers={ ’Api-Token’: API_TOKEN, }, json={ ’message_type’: ’MESG’, ’user_id’: ’user-1’, ’message’: ’Hello Sendbird!’, }, ) Digital connections drive real results Sendbird powers our core transaction flows via a fast and reliable messaging layer between our buyers and sellers.” Carousell, Head of Engineering Carousell case study Sendbird’s client base gave us confidence that they would be able to handle...