Elon Musk's artificial intelligence startup xAI plans to expand its ... as the billionaire has deepened his rivalry against OpenAI and its chief executive Sam Altman. Last month, Musk expanded his ...

The partnership comes nearly a year after OpenAI did away with wording in its policies that banned use of its technology for ...

Musk, a former OpenAI board member, sued Altman's company, alleging it betrayed its mission by prioritizing profit over innovation.

Musk, an OpenAI cofounder who later departed the company, is currently suing Altman's firm and Microsoft, claiming they ...