Grok 4.2: The Multi-Agent AI That Debates Itself
xAI's Grok 4.2 replaces the single-model approach with four specialized AI agents that debate in real-time — cutting hallucinations by 65% and redefining how frontier models work.
xAI Grok 3: Elon Musk's 200K GPU Supercomputer Trained Model
xAI released Grok 3, trained on the Colossus supercomputer with 200,000 GPUs. It claims the top spot on several AI benchmarks.