Hangzhou DeepSeek, a Chinese AI company based in Hangzhou, specializes in creating open-source large language models. Established recently by Liang Wenfeng, the company has made waves in the tech sector for its latest AI developments. Impressively, DeepSeek has developed AI rivaling leading models like GPT-4 at a fraction of the cost and computing power. This achievement is particularly remarkable given the US sanctions on China for Nvidia processors, showcasing DeepSeek's technological prowess in the competitive AI landscape.