OpenAI dropped a mini-update to its model, releasing GPT-5.1 to the public. According to the company, the update will make its chatbot, ChatGPT, “smarter” and “more conversational,” introducing new styles of communicating and promising an improved ability to follow instructions. CEO Sam Altman called it “a nice upgrade.”

There are two versions of GPT-5.1 that will be made available to users, starting with paid ChatGPT users who will get the update starting today. There is GPT-5.1 Instant, which the company says will be its most-used model and promises that it is “now warmer, more intelligent, and better at following your instructions.” In a blog post , the company claimed that feedback from testing found that people were surprised by its “playfulness.”

The company is also deploying i

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