Group chats in ChatGPT are now rolling out globally. After a successful pilot with early testers, group chats will now be available to all logged-in users on ChatGPT Free, Go, Plus and Pro plans.

Reddit AMA on GPT-5.1 and our customization updates. Tomorrow, 2PM PT.

Group chats in ChatGPT are now piloting in Japan, New Zealand, South Korea, and Taiwan. A new way to collaborate with friends, family, or coworkers and ChatGPT in the same conversation.

GPT-5.1 in ChatGPT is rolling out to all users this week. It’s smarter, more reliable, and a lot more conversational.

We’ve developed a new way to train small AI models with internal mechanisms that are easier for humans to understand. Language models like the ones behind ChatGPT have complex, sometimes surprising structures, and we don’t yet fully understand how they work. This approach helps us begin to close that gap.

Open “Ask ChatGPT” and ChatGPT can see the page you’re on to give instant, accurate answers—no tab-switching required.