Posted in Web Grok 3: Musk unveils ‘smartest AI’ to beat Google, OpenAI, DeepSeek February 18, 2025 Grok 3 is designed to operate on xAI’s Colossus supercomputer, which is reported to contain over 100,000 Nvidia GPU hours dedicated to AI model training. https://interestingengineering.com/culture/elon-musk-unveils-grok-3-ai