This marks a shift in the AI wars. Instead of just competing on intelligence or reasoning, Musk wants Grok to feel more personal, more addictive, and more human, or at least more fun. But the reactions online show that people are split. SuperGrok now has two new companions for you, say hello to Ani and Rudy! pic.twitter.com/SRrV6T0MGT

AI explained why Grok 4 seemed to search for Elon Musk's opinions when asked about some hot-button topics.

Ani has been dubbed a supersensual waifu by users, while Bad Rudy is already making waves for cussing through the conversations. Musk remarked that enabling companion settings will be made easier in the coming days as the devs are currently making “sure things are stable and working well.”

An AI model launched last week appears to have shipped with an unexpected occasional behavior: checking what its owner thinks first.

Built using huge amounts of computing power at a Tennessee data center, Grok is Musk's attempt to outdo rivals such as OpenAI's ChatGPT and Google's Gemini in building an AI assistant that shows its reasoning before answering a question.

Tech giant Elon Musk unveiled his plans to develop another artificial intelligence while taking a playful jab at Microsoft. The richest person in the world who is already running seven different companies revealed that he wanted to launch an