Elon Musk’s SpaceX has agreed to invest $2 billion in xAI, investors close to the companies said, nearly half of the Grok chatbot maker’s recent equity raise.

Built using huge amounts of computing power at a Tennessee data center, Grok is Musk's attempt to outdo rivals such as OpenAI ...

Axios tech policy reporter Maria Curi breaks down Elon Musk's unveiling of X's new AI chatbot, Grok, after it went on an ...