SpaceX has acquired xAI, the company announced on Monday, merging two of Elon Musk’s most ambitious companies into the most valuable private company in the world.

Mr Elon Musk plans to merge SpaceX with xAI, according to people familiar with the matter, in a deal that encompasses the billionaire’s increasingly costly ambitions to dominate artificial intelligenc...

According to Musk, this acquisition would create “the most ambitious, vertically-integrated innovation engine on (and off) Earth, with AI, rockets, space-based internet, direct-to-mobile device commun...