The tech billionaire unveiled its latest version, Grok 4, which he claims is "smarter than almost all graduate students, in all disciplines, simultaneously."

A chatbot created by Elon Musk’ s artificial intelligence company launched into an antisemitic tirade Tuesday and invoked Adolf Hitler, days after Musk touted updates that would reduce its reliance on mainstream media sources and train it on information that is “politically incorrect,” our colleague Faiz Siddiqui reports.