The success of DeepSeek’s new AI model points to how China might eventually achieve an even bigger technological breakthrough in the face of US export curbs: Producing its own cutting-edge chips.

ChatGPT got that idea right. It said Winnie the Pooh had become a symbol of political satire and resistance, often used to mock or criticize Xi. It explained that internet users compared Xi to the bear because of perceived similarities in their physical appearance.

Social media exploded in a celebration after the news that a Chinese start-up had made an artificial intelligence tool that was more efficient than any in the United States.