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.

The latest version of xAI's generative artificial intelligence assistant, Grok 4, frequently consults owner Elon Musk's positions on topics before responding. , Grok 4 begins its research by stating: "Now,

Elon Musk’s artificial intelligence startup xAI is rolling out Grok 4 just months after releasing its previous iteration, underscoring the frenetic pace of AI development.