The unusual behavior of Grok 4, the AI model that Musk's company xAI released late Wednesday, has surprised some experts.

AI raised $10 billion through loans and cash investments in July, split evenly between debt and equity. In June it sold $300 ...

The latest version of Elon Musk's artificial intelligence chatbot Grok 4 is echoing the views of its billionaire creator, so ...

Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and ...

Elon Musk denies xAI's fundraising, but the potential $200 billion valuation shows rapid growth and ambition in AI.

Elon Musk's xAI is preparing to raise more money from investors in a deal that could value the artificial-intelligence ...

The latest version of xAI's generative artificial intelligence assistant, Grok 4, frequently consults owner Elon Musk's ...

According to the Financial Times, xAI plans to spend $18 billion on expanding its compute infrastructure. The company trains ...

Less than a month after its debut in Austin, Elon Musk's Tesla robotaxi service is poised to expand its operations around the ...

CEO Elon Musk's xAI is reportedly preparing to hold another formal funding round to reach a valuation surpassing $200B, ...