(Image Source: Shutterstock US) AsianFin -- Chinese tech start-up DeepSeek is causing a stir in the U.S. AI sector with its open-source approach and affordable models, gaining attention from both U.S. media and AI forums. Despite facing stringent semiconductor restrictions imposed by the U.S. government, DeepSeek has managed to develop AI systems that compete with those of leading U.S. tech giants, sparking curiosity about the company's innovative capabilities. As of press time, DeepSeek has climbed to the sixth spot in the top charts of iOS download apps. ChatGPT ranks the top. "China's cheap, open AI model DeepSeek thrills scientists" is the title of an article published on the website of Nature on January 23 after a large language model called De