OpenAI overtook SpaceX as the most valuable private company. SpaceX could soon reclaim the title. It's the latest in the ...

OpenAI CFO Sarah Friar trusts Elon Musk to act in good faith despite his ally David Sacks' appointment as AI czar.

New filings show that Elon Musk’s lawsuit against Apple and OpenAI is less about Grok’s App Store visibility and more about ...

The lawsuit appears to have has less to do with Grok’s App Store visibility, and more to do with a fixation Musk has had ...

Microsoft AI CEO Mustafa Suleyman said he’s in regular contact with his peers in artificial intelligence, including OpenAI’s ...

A shock announcement at an academic conference led to one of the most important companies on the planet. But what’s next?

SAN FRANCISCO -- Elon Musk is suing OpenAI and its CEO Sam Altman, saying the company behind ChatGPT has diverged from its original, nonprofit mission by partnering with Microsoft for $13 billion and ...

A federal judge refused to give Musk an immediate injunction against OpenAI's switcheroo, but threw him a lifeline.

Sam Altman approached rocket maker Stoke Space over potential multibillion-dollar investment as OpenAI CEO expands into space ...

A resurfaced 2016 video reveals Sam Altman's admiration for Elon Musk, asking how to become the \"next Elon Musk.\" Musk ...

On Thursday's episode of "Jimmy Kimmel Live," host Jimmy Kimmel tore into Time magazine's 2025 Person of the Year cover ...

A sale of insider shares at $421 a share would make Mr. Musk’s rocket company the most valuable private company in the world, ...