OpenAI Launches Smarter, More Conversational ChatGPT 5.1

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 understand, faster on simple tasks, and more persistent on complex tasks.

OpenAI says that users can expect a more enjoyable communication experience, with options to more easily customize ChatGPT’s tone….