Karpathy Open-Sources AutoResearch: Autonomous AI Agents Run 700 Experiments in Two Days

Former OpenAI co-founder Andrej Karpathy open-sourced autoresearch, an agentic framework that autonomously runs ML experiments on a single GPU. A demonstration executed 700 experiments in two days, discovering 20 optimizations improving training time by 11%. Shopify CEO Lutke independently achieved 19% quality improvement overnight. The repo hit 26,000 GitHub stars in under a week.