Instead, it comes from what appears to be an Nvidia consumer, Chinese AI service provider DeepSeek. It works well, jumping to number-one in Apple’s U.S. App store, but the issue is less the performance and more the training behind it.

DeepSeek topped the Apple AppStore chart and sparked fears the Chinese company is quickly catching up with OpenAI's ChatGPT while costing far less.

By Nikhil Sharma (Reuters) -European shares slid on Monday as the technology sector joined the retreat in other markets after China's upgraded low-cost, low-power artificial intelligence (AI) model sparked worries about the profits of rivals and the need for costly chips.