Elon Musk on Wednesday unveiled Grok 4, a new version of his X platform's AI chatbot. The update comes a day after the bot posted antisemitic content on the social media network. Musk introduced the new model in a livestream on X late Wednesday, calling Grok 4 "the smartest AI in the world."

"Shut up, Dan," Elon Musk responded after Wedbush Securities' Dan Ives called for Tesla's (NASDAQ:TSLA) board of directors to set ground rules for its CEO's political endeavors. "The Tesla board MUST Act and Create Ground Rules For Musk;