Tech titan Elon Musk cast doubt Wednesday on a $500 billion AI project announced by U.S. President Donald Trump, saying the money promised for the investment actually wasn't there. The comments marked ...

Trump supporter Elon Musk, worth more than $400 billion, was an early investor in OpenAI but has since challenged its move to for-profit status and has started his own AI company, xAI. Musk is also in ...

Despite investing almost $14 billion in OpenAI and using the startup’s AI models for its next-generation cloud services, Microsoft was mentioned only as a technology partner in a joint venture called ...