Explainer: Why is Chinese AI startup DeepSeek shaking up the tech world?

BEIJING, Jan. 29 (Xinhua) -- The artificial intelligence (AI) community is abuzz with excitement over DeepSeek-R1, a new open-source model developed by the Chinese startup DeepSeek. Released on Jan. 20, it has quickly soared to the top of Apple's app store's free charts by Monday, surpassing OpenAI's ChatGPT. According to DeepSeek, in tasks such as mathematics, coding and natural language reasoning, the performance of this model is comparable to the leading models from heavyweights like OpenAI but only at a ...