Grok 4 is xAI’s most advanced model yet, but early praise is clashing with old scandals and fresh tests of its limits.

Posts praising Hitler show the risks of accelerating the nascent technology with little stress testing and few guardrails

Elon Musk's new AI chatbot, Grok 4, is raising eyebrows for its unusual behavior. The latest version of Elon Musk's artificial intelligence chatbot Grok is echoing the views of its billionaire creator, so much so that it will sometimes search online for Musk's stance on an issue before offering up an opinion.