OpenAI has reinstated GPT-4o as a default model option for paid ChatGPT subscribers, reversing a controversial change made ...

A tiny fraction of users ever touch the ‘thinky’ models built for better answers. Sam Altman’s slip reveals why GPT-5’s big ...

Altman said many people use ChatGPT "as a sort of therapist or life coach, even if they wouldn't describe it that way." ...

Musk said on Monday that he'd sue Apple over what he said was its bias toward OpenAI on the App Store.

A bizarre AI feud has erupted as Elon Musk's Grok bot sides with rival Sam Altman, while OpenAI's ChatGPT unexpectedly backs ...

The OpenAI CEO said GPT-5 will soon have a "warmer" personality after complaints about its tone and the brief removal of ...

ChatGPT has landed a scathing blow on Elon Musk's chatbot Grok after the billionaire instigated a bitter 'war of AI'.

Updates to ChatGPT: You can now choose between “Auto”, “Fast”, and “Thinking” for GPT-5. Most users will want Auto, but the ...

Following the backlash against OpenAI removing ChatGPT-4o when it introduced ChatGPT-5, the AI giant has now restored access ...

Elon Musk on Wednesday posted a screenshot of his chat with rival Sam Altman’s generative AI bot ChatGPT, where the bot ...

Sam Altman says ChatGPT-5 feels like a real expert. Launched today, the model can code from scratch and deliver on-demand ...

In response to a question about how AI works with today's legal system, Altman said one of the problems of not yet having a ...