The unusual behavior of Grok 4, the AI model that Musk's company xAI released late Wednesday, has surprised some experts.

Grok 4, Elon Musk’s AI chatbot, has been drawing criticism for seemingly echoing Musk’s views on controversial topics.

Elon Musk’s chatbot Grok AI completely lost the plot this week. After Elon told users on X Monday to expect changes in how Grok responded, people started noticing what those changes looked like. By ...