Elon Musk says Grok can help with your taxes. Here's what to know before using AI for your returns.

Musk is on trial for a case filed by Twitter investors in 2022, the year he purchased the social media company for $44 billion.

Elon Musk's net worth soared past $800 billion this week after he merged SpaceX with xAI in a deal that valued the combined entity at $1.25 trillion.

The record-setting transaction is the largest merger of all time and values SpaceX at $1 trillion and xAI at $250 billion, ...

Elon Musk has said that the site, which allows bots built by humans to post and react to others' posts, signals the "very ...

Musk is combining rocket maker SpaceX with his AI startup, the largest tie-up in his expansive business portfolio.

Tesla's new car registrations fell 17% year-on-year in January, marking the 13th consecutive month in which sales have shrunk across Europe.

Elon Musk's xAI has lost another founding member. Tony Wu announced late on Monday that he resigned from the artificial intelligence startup, becoming the latest co-founder to leave the company.

CNBC’s Kate Rooney reports on Elon Musk’s xAI closing $20 billion in new funding. Got a confidential news tip? We want to hear from you. Sign up for free newsletters and get more CNBC delivered to ...