PubNub Chat

Every chat API you need to create in-app messaging your users will love.

Chat Hero Desktop
Chat Hero Mobile
2 trillion messages, 330 million chat users. Scale, never an issue.

Resolve inquiries, reduce support costs, and collaborate. Integrate AI-driven chatbots.

  • Physician/patient interaction
  • Customer service & support
  • Rideshare and food delivery
One-to-One Chats
One-to-One Chats

Drive in-app engagement, enrich social experiences, and improve team productivity with realtime collaboration and online presence.

  • Gaming
  • E-learning
  • Social experiences
Group Chats
Group Chats

Deliver chat experiences that complement live events, enhanced with reactions, polls, and content moderation, with reliability at massive scale.

  • Sports
  • Concerts
  • Political Events
Live Events
PubNub sped up the development process and reduced our infrastructure costs. We’re happy to have PubNub maintaining the solution.
Andrew Cronyn | Managing Director of FanHub Media
FanHub
Live Events
Chat APIs to Build the Features Your Users Love

Chat APIs to Build the Features Your Users Love

  • Users and Chat Rooms
  • Typing Indicators
  • Chat Message History
  • Read Receipts
  • Message Reactions
  • Mobile Push Notifications
  • Users and Chat Rooms

    Manage metadata between users and chat rooms.
    Users and Chat Rooms
  • Typing Indicators

    Send typing on/off events to indicate when someone is typing a message.
  • Chat Message History

    Fetch past messages from history and show counts of unread messages.
  • Read Receipts

    Indicate if the message has been delivered or read by the recipient.
  • Message Reactions

    Send emojis or a custom reaction in response to a message.
  • Mobile Push Notifications

    Trigger APNs/FCM mobile push notifications when users are out of app.

Customize Your Way With Programmable Business Logic

Use PubNub Functions to add business logic or to integrate with third-party services. PubNub Functions give you full control over chat behavior and are serverless, so there is no need to worry about provisioning, managing or scaling servers.



Serverless integration
Serverless integration

Language translation, content moderation, push notifications, and other 3rd party services.

Message handling
Message handling

Filter (profanity, keywords, etc), transform, parse, and route based on message content or user status.

AI and aggregation
AI and aggregation

Chatbots, natural language processing, sentiment analysis, and other AI-enabled services.

Realize the promise of Edge compute today
  • export default (request) => {
  • request.message = translate(request.message, en, fr);
  • return request;
  • }
Realize the promise of Edge compute today
Start Building Chat

Start Building Chat with Our Messaging SDKs

Learn how to build rich, scalable messaging applications using PubNub Chat, our web and messaging SDKs, reference applications and comprehensive documentation.



Start Building

Get Inspired By Our Customers



99.999% Uptime Performance, Security and Compliance

2 TrillionMonthly Transactions

< 100msLatency Worldwide

330 MillionUnique Monthly Devices

99.999%Uptime SLAs

AICPA SOCHIPPAGDPRPrivacy Shield Framework

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