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

Elon Musk and Sam Altman, once OpenAI co-founders, are now fierce rivals. Their feud has escalated with lawsuits, social ...

OpenAI CEO and co-founder Sam Altman appeared to shut down a reported offer from an investor group led by Elon Musk to buy ...

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