Elon Musk’s xAI adds ‘Big Brain’ reasoning to Grok-3

Elon Musk’s xAI unveiled Grok-3 on Tuesday, announcing that the new artificial intelligence model has “more than 10 times” the compute power of its predecessor. xAI said its latest flagship outperforms OpenAI’s GPT-4o, Google’s Gemini, and DeepSeek’s V3 models in early testing, and now features “advanced reasoning” capabilities. So-called reasoning models are trained to answer