The announcement was made at Microsoft’s Build developer conference on Monday, and was notable given Microsoft’s partnership with OpenAI. Musk founded xAI, the startup behind Grok, but he has also been locked in a feud with OpenAI since stepping down from its board in the late 2010s, citing disagreements over its leadership direction.

At the Build developer conference, it was revealed that xAI's Grok 3 and Grok 3 mini AI models are being added to Azure. Here's why Microsoft is ignoring Grok's sketchy history.