OpenAI's Chinese ace researcher Kai Chen's green card was rejected and he was forced to leave and return to Canada

Recently, Kai Chen, a core researcher at OpenAI, was forced to end his 12-year career in the United States and return to Canada because his green card application was rejected.

This incident has caused a strong response in the Silicon Valley technology circle, and industry insiders have warned that the United States is destroying its leading edge in the field of AI with its own hands.

Kai Chen has a bachelor's degree in engineering and computer science from the University of Pennsylvania and a bachelor's degree in science and economics from the Wharton School of Business. She focuses on AI research and is a key member of the GPT-4.5 development team.

She has worked in multiple technology companies and is the co-founder of Dispatch and Port Technologies.

She said on social media: "I will stay in Vancouver for an indefinite period of time and hope to resolve the problem and return to the United States as soon as possible."

OpenAI Chief Scientist Noam Brown publicly stated on social media: "This is deeply worrying. The United States is expelling the best AI talents