HONG KONG -- Chinese AI startup DeepSeek quietly released an update to its V3 large language model on Tuesday evening, significantly enhancing its reasoning capabilities and further escalating competition with U.S. rival OpenAI.
Version improves on predecessor and outperforms U.S. rival in some tasks

DeepSeek, symbolic of Chinese AI ingenuity, has helped the Hang Seng Tech Index surge around 25% since the start of 2025. © Reuters
HONG KONG -- Chinese AI startup DeepSeek quietly released an update to its V3 large language model on Tuesday evening, significantly enhancing its reasoning capabilities and further escalating competition with U.S. rival OpenAI.