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PubNub offers a powerful realtime network and APIs to send and receive data in any application. Take advantage of our services to easily build chat with enterprise-grade security, scalability, and reliability. PubNub eliminates the time it takes to set up and manage your infrastructure so you can focus on solving business problems for your customers.
Try the Chat Demo
Enter Chat Message:
Open the demo in multiple windows to simulate multiple users sending and receiving messages in realtime.
How to Build Your Own Chat App
1. Start by copy and paste the code into your favorite text editor and save as a .html.
2. Create an account from the PubNub Dashboard and replace the publish and subscribe keys in the code above with keys from your account. You can create an account for free.
3. Open the .html file in a web browser.
You have now successfully sent your first PubNub message! Once you’re sending and receiving messages, you can use PubNub to build features into your chat like:
What Else Can I Do With PubNub?
PubNub maintains 15+ synchronized global points of presence that can deliver messages to any device in under 100 milliseconds. PubNub supports over 70 SDKs and has features like Functions and Push Notifications and that you can take advantage of in your product.