OpenAI stated that GPT-6 can respond while still thinking, which cuts user wait times by 44 percent and scored higher than GPT-5.6 on difficult web searches in internal tests

From the articleChatGPT with GPT-6 ditches mostly text output for interactive UI with charts, buttons, and mini appsAlso in ChatGPT’s ‘Intelligent UI’ update fills its responses with pictures, charts, and buttons