OpenAI CEO Sam Altman acknowledged mistakes during the GPT-5 rollout, admitting the decision to discontinue previous models led to user backlash. The company is reinstating GPT-4o for ChatGPT Plus ...

At a dinner with reporters in San Francisco, OpenAI CEO Sam Altman spilled details on the company's ambitions beyond ChatGPT.

OpenAI says it received feedback that GPT-5 “felt too formal before” and that internal tests of the new changes show “no rise in sycophancy compared to the previous GPT-5 personality.” [Media: ...