OpenAI Launches Pilot Group Chat in ChatGPT

OpenAI has launched a pilot version of group chat functionality in ChatGPT, enabling users to collaborate with the AI and up to 19 others in shared conversations for tasks like brainstorming, event planning, and project coordination. The feature, powered by the newly released GPT-5.1 Auto model, is currently available to logged-in users across free, Plus, Pro, and other plans in Japan, New Zealand, South Korea, and Taiwan, with plans for wider rollout based on early feedback.

To initiate a group chat, participants select a people icon in a new or existing conversation on the mobile app or web interface. Invitations can be sent via shareable links, and the system creates a dedicated section in the sidebar for easy access. Once started, ChatGPT integrates as an active participant, monitoring the discussion to contribute relevant insights, summarize shared notes or articles, or generate ideas without prompting. Users can summon the AI directly by mentioning it, and it responds with context-aware replies, including emoji reactions to messages. The model adapts to the group's dynamics, staying silent during casual exchanges and intervening when value can be added, such as comparing...