export ban

China's top AI models are built on restricted Nvidia chips

China's most advanced AI models were trained on Nvidia chips that are officially banned for export to the country. That finding underscores a simple truth: restrictions rarely stop determined innovators. It also raises questions about how long these workarounds can last. For deeper context on how Nvidia's shifting role affects the broader ecosystem, read *"Nvidia's exit reshapes AI startup funding with smaller checks ahead."* The chip giant's absence will ripple far beyond one company's balance sheet.