Grok 4 has been announced as Elon Musk's AI company seeks to take on OpenAI and preempt the launch of the GPT-5 model.

Correspondent Ronny Chieng clowned the billionaire after his artificial intelligence chatbot went "full Nazi" on him.

Elon Musk's xAI has launched Grok 4, the latest version of its AI chatbot, despite recent controversies over offensive and ...