According to Andrej Karpathy, o3 is currently the superior ChatGPT model for complex and high-importance tasks, as it outperforms the newer 4o model in reasoning abilities (source: Twitter @karpathy, June 2, 2025). For traders leveraging AI-driven analytics in cryptocurrency markets, using o3 can provide more accurate and reliable market insights, potentially improving trade decision quality over models like 4o. Crypto traders and analysts seeking an edge should ensure their workflows use o3 for professional-grade trading strategies and deep market analysis.