Chat SDKs and API

Build your own UI from scratch with our complete chat SDK feature set.

Integrate the chat SDK with any UI Kit into your frontend and build every screen, flow, and experience from the ground up, exactly how you want.
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113,000+

apps powered by CometChat

7M+

messages sent every day

163+

countries connected through CometChat

7ms

API response time

99.999%

uptime SLA

Chat Deployment Simplified

Three steps to launch in-app chat instantly

Gain full control over UI and logic with chat SDKs.

CometChat SDK set
Step 1: Integrate

Integrate the chat SDK

Integrate the SDK into your frontend for real-time chat functionality. Ideal for fully custom or highly complex requirements. You craft every detail of the chat experience.

CometChat SDK feature set
Step 2: Customize & Build

Build every screen

Create UI and flows from the ground up, exactly how you want them. You have full control over every aspect of your chat experience. CometChat SDKs have the ability to integrate with any UI kit, not just our own.

Chat SDK Step 3
Step 3: Deploy

Take your in-app chat live

Configure without code, theme what is needed. Your in-app chat is now ready to be launched. Sync your user database with CometChat for a seamless experience.

Chat Essentials

In-app chat with everything you need.

Building real-time messaging has never been easier.

Instant reliable chat

Instant reliable chat

Real-time messaging, secure 1:1, group, and broadcast conversations. Built for speed, message ordering, and effortless scale.
Read and delivered reciepts

Read & delivered reciepts

Track real-time message status across devices to give users confidence their messages are delivered and read.
User presence

User presence

Show online/offline status and activity updates in real time to make conversations feel alive.
User management and moderation

User management

Manage roles, friend lists, reporting, blocking, and moderation out of the box.
CometChat chat and messaging quoted replies

Quoted replies

Keep conversations clear and structured with threaded responses and individual replies to every message.
Conversational search

Conversational search

Instantly find information with keyword-based search within in-app chat.
Rich media support

Rich media support

Rich media including images, files, documents and voice note support, built in for real time communication.

Message history

Persistent storage ensures no context is lost, even on poor networks. Message history is predominantly available.
Typing indicators

Typing indicators

Create engaging, dynamic experiences by showing when users are typing.

Technologies

Built to fit your architecture

See documentation
Extended Capabilities
Go beyond messaging, to add control, safety, and insights
  • AI moderation and guardrails to safeguard every conversation.
  • Analytics and insights to track usage rates, reply patterns and more.
  • Custom notifications to keep users engaged at all times.
  • Multi tenant chat, ensuring continued conversations across platforms.

Moderation and Safety

Keep in-app chat safe and secure with three moderation options

Combine methods, or use individually

  • Built in contextual moderation with CometChat AI. Featuring pattern and keyword based filters for spam, profanity and hate speech.
  • Use OpenAI’s moderation models with full dashboard control and customizable prompts. Bring your own chat API key for privacy and flexibility.
  • Plug in your own moderation service via secure endpoints. You get to define how and when it should be called.
Learn more

Smart Notifications

Keep users coming back with real-time notifications

Three types of notifications for every user.

  • Native/browser push notifications via APNs and FCM
  • Alerts triggered via email, powered by built-in Sendgrid integration or other custom email providers.
  • Send SMS notifications and alerts using Twilio or integrate a provider of your choice.
Learn more
CometChat in-app chat and messaging with multi channel notifications

Analytics & Insights

Track insights and data that matter to you

Built in insights and analytics based on data that matters to you.

  • Track message volume, active users, and engagement trends.
  • Access and export message data from conversation logs for auditing or analysis.
  • Track specific actions to monitor usage patterns using customized insights.
Learn more
CometChat in-app chat and messaging with insights and analytics

Multi Tenant Chat

Keep the conversation going across platforms.

Ensure that your users have continued conversations across every platform with multi-tenant chat

  • Each tenant’s users and conversations are kept logically separate.
  • Settings, branding, and moderation rules can vary across tenants.
Learn more
CometChat in-app chat and messaging with multi tenant chat

Integrations Methods

Check out more integration tools

Start with any integration method and scale to others as your needs evolve

Widget Builder

A no-code chat builder for any platform, built for high-impact use cases that need real chat fast and flexible.

Toggle, configure, and arrange chat features and visual elements.
Integrate with a single line of code
Deploy and launch your in-app chat

UI Kit Builder

A low-code chat builder that is fully customizable, easy to integrate, and scales with your product.

Individual chat components stitched together
Customize chat and toggle functions
Export source code and deploy

UI Kits

Comprehensive UI Kits with all the chat features you need, designed to plug in natively and grow with your app.

Customize chat, build and launch effortlessly
Pre-built UI components & business logic
Easily customizable & extensible

FAQ

Got questions? We’ve got answers.

Here’s everything you need to know about getting started

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Start building today

Build faster, scale smarter, and elevate your chat experience with tools that grow with your business.