Prof G Markets · Tuesday, July 28, 2026
Chinese AI startups ZAI and Moonshot AI are releasing models competitive with U.S. frontier labs, with the top five most popular models on OpenRouter being Chinese. This development has led to a notable shift, with 50 U.S. companies, including Microsoft and Meta, signing an open letter urging against premature restrictions on open-weight AI models.
“Chinese open models are gaining ground, and Washington and Silicon Valley are starting to notice. In recent weeks, Chinese startups ZAI and Moonshot AI have released models that are competitive with those from US frontier labs.”
“Together, they argue that US AI leadership depends on building not just frontier systems, but a strong open ecosystem around it. And they warn Washington against quote, premature restrictions that stifle competition and drive innovation overseas.”