OpenAI Chief Executive Officer Sam Altman wants to spend trillions of dollars over time on the infrastructure required to ...

CNBC's MacKenzie Sigalos joins 'Money Movers' to discuss her conversation with Sam Altman as the OpenAI CEO hosted a dinner ...

CNBC’s MacKenzie Sigalos spoke with Silicon Valley developers who say GPT-5 is outperforming rivals like Claude on coding, ...

Current and former employees of OpenAI are looking to sell nearly $6 billion worth of the ChatGPT maker's shares to investors ...

OpenAI released its first open-weight model in years. Analysts say it could narrow China's lead in the open-source AI race.

Checkmate: OpenAI's o3 swept Musk's Grok 4 in an AI chess showdown.

Artificial intelligence start-up Cohere has raised $500mn, and hired former executives from Uber and Meta, as it positions ...

The return of GPT-4o comes after what Altman described as OpenAI underestimating "how much some of the things that people ...

A federal judge on Tuesday denied Elon Musk's bid to dismiss OpenAI's claims of a "years-long harassment campaign" by the ...

In March 2026, a jury will hear OpenAI's claims of a "years-long harassment campaign" by Musk via social media, press, and ...

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

Sam Altman is preparing to co-found a new company funded by OpenAI that will go up against Elon Musk's Neuralink.