https://www.theguardian.com/technology/2025/jan/28/donald-trump-china-deepseek-ai-chatbot-shares

Emergence of cheaper Chinese rival has wiped $1tn off the value of leading US tech companies

Donald Trump has said that the launch of a chatbot by China’s DeepSeek is a “wake-up call” for US tech firms in the global race to dominate artificial intelligence.