DeepSeek releases its open-source AI model, DeepSeek-R1, which rivals OpenAI’s o1 in performance. Developed using approximately 2,048 Nvidia H800 GPUs at a cost of $5.6 million, DeepSeek-R1 demonstrates a resource-efficient approach to AI model training. Following its release, the DeepSeek app became the top free download on the U.S. iOS App Store, surpassing ChatGPT. This development has raised discussions about the global AI landscape and the effectiveness of U.S. export controls on advanced chips to China.