But, under Yaccarino's leadership and Musk's direction, X has expanded into the AI era with Grok, shifted to a premium subscription model, and expanded the features available to users, including longer posts, extended video, and a chance to earn income by posting.

We are aware of posts made by Grok and are actively working to remove the inappropriate posts,” Musk's company said.

Elon Musk’s artificial intelligence company is taking down antisemitic comments and other “inappropriate posts” made by its Grok chatbot, including some praising Adolf Hitler.