On Tuesday July 8, X (née Twitter) was forced to switch off the social media platform’s in-built AI, Grok, after it declared itself to be a robot version of Hitler, spewing antisemitic hate and racist conspiracy theories. This followed X owner Elon Musk’s declaration over the weekend that he was insisting Grok be less “politically correct.”

This week, Elon Musk unveiled Grok 4, which he called "the world's most powerful AI assistant." The optics were appalling; the same week, the older version of Grok repeatedly attacked Black and Jewish people and declared itself "MechaHitler." It also ...