The two tech titans are in the meanest fight in business. The stakes couldn’t be higher.

Mira Murati, the former CTO of OpenAI, has launched her own AI startup, Thinking Machines Lab, recruiting top researchers ...

An LLC with ties to OpenAI CEO Sam Altman has purchased the street-to-street property next door to his current Russian Hill ...

Environmentalists in Thailand expressed their disappointment on Tuesday (February 11) after U.S. President Donald Trump ...

In an interview with Bloomberg, Altman says OpenAI is “not for sale” and the bid is the latest of “tactics, many, many ...

Less than six months after quitting OpenAI, Mira Murati has launched Thinking Machines Lab alongside nearly 20 ex-OpenAI ...

After helping President Trump get elected, Elon Musk was poised to dominate the country’s A.I. policies. Then Mr. Altman ...