The initiative hadn’t been planned to include xAI’s Grok model as recently as March, the former Pentagon employee said.

During a project called "Skippy," tutors recorded themselves making facial expressions. It would help "give Grok a face," one engineer said.

Tesla opened the doors on its “retro-futuristic” drive-in diner in Hollywood, California on Monday after several years in development.

A dynamic is emerging among Elon Musk’s Tesla, SpaceX, and xAI, fueling talk of consolidation. That isn’t necessarily a problem for Tesla shareholders.

President Donald Trump’s administration may be expanding its options for key Golden Dome components to contractors beyond Elon Musk’s SpaceX, Reuters reported Tuesday. The administration is reportedly courting companies such as Amazon,

The billionaire recently stirred up trouble for disregarding local regulations in his small neighborhood in West Lake Hills, Texas

The new chief of the agency spearheading efforts to slash the federal workforce said on Monday he had no personal ties to tech billionaire and former Trump advisor Elon Musk, pledging to faithfully execute President Donald Trump's agenda.

No one doubts that rocket tests mean failures, but the question for Starship is this: Is it just having extended teething pains, or are its failures a symptom of a fundamentally unworkable design that will never be fixed?

Elon Musk mentions the ambitious five-year goal after Sam Altman announced plans to run 'well over 1 million GPUs by the end of this year' and scale up the compute power by 100x.