OpenAI Launches Smarter, More Conversational ChatGPT 5.1

MacRumors
By Juli CloverNov 12, 2025, 4:01 pm206 pts
OpenAI today upgraded GPT-5 to GPT-5.1, the next-generation version of the AI model that powers ChatGPT. There are two versions of GPT-5.1, including Instant and Thinking. Instant is warmer, more intelligent, and better at following instructions, according to OpenAI, while GPT-5.1 Thinking is easier to…

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