Chat API and SDKs

Build production-ready chat in minutes

Power private and group conversations for marketplaces

function MyChatbox() {
  const [conversationId, setConversationId] = useState("backpack_order_1234");
  const appId = "8hj9w09";
  const userId = "alice";

  // session for chat data access
  const session = getTalkSession({ appId, userId });

  // create the conversation if it does not exist yet
  const ref = session.conversation(conversationId);
  ref.createIfNotExists({
    subject: "Backpack order",
  });

  // render the chatbox
  return (
    <Chatbox 
      style={{ width: "400px", height: "600px" }}
      appId={appId}
      userId={userId}
      conversationId={conversationId} 
      messageFieldPlaceholder="Say something..."
    />
  );
}

Hey! Is the backpack still available?

3m ago

All the features you need for high-performance chat

Build an in-app messaging experience your users actually love. Everything you need to drive engagement and retention, powered by a fast, reliable messaging infrastructure.

Can I still change my order?

1m ago

AI agent

Absolutely! What would you like to change about your order?

just now

AI-ready out of the box

Easily integrate virtual assistants or AI bots into any real-time conversation.

Foodies

Channel5 members

Private, group & public chat

Power private 1-on-1 conversations, team group chats, and large-scale public communities, all with the same flexible API.

Can you please remind of the name of the coffee shop we visited yesterday?

2m ago

Real-time presence feedback

Show who's online, who's typing, and who’s read what, just like on Slack, WhatsApp, or Messenger.

Hey @adam are you available for a call this afternoon after 2PM? If not, then tomorrow.

Mentions, reactions & link previews

Bring conversations to life with emoji reactions, @mentions, and automatic link previews.

Emma

I've been wanting to work on my writing. Is it worth the price, though? I had a look and it's really [content hidden] expensive!

Moderation & spam control

Automatically flag harmful messages, ban disruptive users, and filter profanity to protect your community with minimal code.

Searchable message history

Conversations are stored securely, searchable instantly, and always available, with full control over data export and retention.

Replies

Voice messages

Mentions

Emoji reactions

Link previews

Edit messages

Private 1-1 chat

Group chat

Large public group chat

AI chatbot integration

Notifications

Threads

Read receipts

Message search

Conversation search

Persistent message history

File sharing

Media attachments

Typing indicator

Message translation

Announcements

Admin messages

Moderation

Mute user in channel

Ban user

Block user

Flag messages

Profanity filter

Spam protection

Domain filter

Silent messages

Location sharing

Presence indicators

Unread message count

Custom message actions

Custom message types

Analytics

Data export

Third-party integrations

Voice and video call integration

Webhooks

Multi-tenancy support

User roles

Channel list

90+

countries

50M+

monthly messages sent

24B+

monthly API calls

.message {
  white-space: normal;
  overflow: hidden;
  border-radius: 0.75rem;
  border-width: 1px;
  border-style: solid;
  word-wrap: break-word;
  position: relative;
  display: inline-block;
  max-width: calc(100% - 6rem - 0.25rem - 0.25rem);
  border-color: #F2F2F2;
  background-color: #F2F2F2;
  color: #171717;
}

.has-avatar-spacer .message {
  max-width: calc(100% - 3rem - 0.25rem - 0.25rem);
}

.by-me .message {
  border-color: #171717;
  background-color: #171717; 
  color: #fff;
  margin-right: 0.50rem;
}

Hey, have you heard about these micro communities people are joining?

8m ago

Yeah, I have! They seem like a great alternative to big social media platforms.

7m ago

Definitely. I joined one for local gardening enthusiasts. It's so much more engaging.

6m ago

That's cool. I've been looking to cut down my social media time. How do you like it?

2m ago

I love it. More meaningful interactions.

just now

I'll start looking into it!

Ready-to-ship chat UI that’s fully customizable

Launch your chat product faster with pre-built chat UIs you can fully customize. Get pixel-perfect control to match your unique brand and user needs, while handling the complex parts of real-time messaging for you.

Build scalable in-app messaging for web and mobile; from 1-on-1 conversations to group chat and community channels. Every component adapts to your brand, from layouts and themes to behaviors and user flows. Our pre-built UIs integrate seamlessly with your stack, cut months off development, and help you deliver a polished, reliable chat experience that keeps users engaged.

Pre-built UIs Chat demos

Flexible chat SDKs
Developer-approved

Rapidly ship in-app messaging with feature-rich SDKs. Build the exact live chat experience your users want—developer-friendly, framework-agnostic, and built for performance.

Chat docs Chat tutorials

// Synchronize user data and set up
const currentUser = new Talk.User({
    id: 79302,                      // user id
    name: "Alice",                  // full name
    email: "alice@example.com"      // for offline email fallback
});
const talkSession = new Talk.Session({
    appId: "9352938974",            // your TalkJS account id
    me: currentUser                 // make George the active user
});

// All set! Let's turn a div into Alice's messaging center
const inbox = talkSession.createInbox();
inbox.mount(this.$refs.talkjs);
...

Get started with any framework

Case study

Enable seamless buyer-seller communication with real-time chat

Discover how TalkJS helped Itemku create a stable, cost-efficient messaging solution that increased buyer-seller communication, enabled file sharing, and supported smooth post-checkout interactions.

Read the full case study

Start building for free

Fast to ship, ready to scale.

Secure chat infrastructure, ready for global scale

Power real-time messaging at global scale with infrastructure built to deliver billions of messages. Designed for security and reliability, your data stays protected as you grow.

Encryption in transit and at rest
TLS v1.3
99.9% uptime SLA for Enterprise
GDPR-compliant
Works in any region

Security Data privacy

Proven chat messaging solutions for every use case and industry

Marketplaces

Connect buyers and sellers with chat that drives conversions.

SaaS platforms

Add scalable white-label chat to your SaaS product, fast.

SupportHi! How can I help?

Customer support chat

Turn every conversation into a great support experience.

AI assistantSure, I can help with that! When would you like to travel?

AI chat

Launch your chatbot or AI agent with a beautiful, production-ready UI.

Account managerLet me know if you'd like to go over the Q2 forecasts

Fintech

Build secure and reliable messaging for financial services and apps.

Dr. AminaLet’s schedule your check-up this week

Healthcare

Connect patients and medical providers securely, wherever they are.

Resources

AI chatbot with OpenAI’s ChatGPT

Learn how to build a custom AI chatbot using TalkJS and ChatGPT. Follow this step-by-step guide to integrate conversational AI into your in-app messaging experience.

Tutorial

Add chat to a React Native app

Add user-to-user chat to your React Native app with TalkJS. This tutorial shows how to integrate pre-built chat UI, create conversations, and set up push notifications step by step.

Tutorial

Add chat to a Flutter app

Add chat to your Flutter app in minutes. This step-by-step guide walks you through setup, creating users, managing conversations, and adding a polished chat UI using the Flutter SDK.

Guide

Add chat to a Next.js app

Learn how to add chat to your Next.js app using TalkJS. This tutorial covers setting up users, conversations, and client-side rendering with the React SDK to build a dynamic messaging experience.

Tutorial

Chat moderation tools

Learn how to keep your chat safe and respectful with chat moderation tools. This guide covers automated filters, user-level controls, and integrations for advanced moderation in online communities.

Guide

Build production-ready chat in minutes

Power private and group conversations for marketplaces

All the features you need for high-performance chat

90+

50M+

24B+

Ready-to-ship chat UI that’s fully customizable

Flexible chat SDKs
Developer-approved

Get started with any framework

Enable seamless buyer-seller communication with real-time chat

Start building for free

Fast to ship, ready to scale.

Secure chat infrastructure, ready for global scale

Proven chat messaging solutions for every use case and industry

Resources

Ready to get started?

Let’s talk

Build production-ready chat in minutes

Power private and group conversations for marketplaces

All the features you need for high-performance chat

90+

50M+

24B+

Ready-to-ship chat UI that’s fully customizable

Flexible chat SDKsDeveloper-approved

Get started with any framework

Enable seamless buyer-seller communication with real-time chat

Start building for free

Fast to ship, ready to scale.

Secure chat infrastructure, ready for global scale

Proven chat messaging solutions for every use case and industry

Resources

Ready to get started?

Let’s talk

Flexible chat SDKs
Developer-approved