Nathan Chen, the 17-year-old researcher who helped develop Kimi K3, leaves Moonshot AI
Chen Guangyu, known as Nathan Chen, announced on October 15 on X his departure from Moonshot AI, the Beijing-based company behind Kimi, after less than a year. The researcher, born in China in 2009, joined in November 2025 at age 16 and was one of the first signatories of the Attention Residuals study, whose mechanisms were incorporated into Kimi K3, a model with 2.8 trillion parameters. His departure has drawn interest in Silicon Valley; he confirmed he is going to the San Francisco Bay Area and denied he will work at Anthropic.
In 45 seconds
- Nathan Chen, 17, announced on October 15 his departure from Moonshot AI after less than a year at the company
- He was one of the first signatories of the Attention Residuals study, whose mechanisms were incorporated into Kimi K3, a model with 2.8 trillion parameters
- The work was publicly commented on by Elon Musk and by Andrej Karpathy, co-founder of OpenAI
Read the full story at La Vanguardia
IASummary generated by artificial intelligence from a story by La Vanguardia. It may contain errors: the original source prevails.
Comments
Be respectful. Comments reported by several people are hidden until a moderator reviews them.
You do not need an account to read, only to comment. Sign in with a code sent to your email or with your Google account. We only show the name you choose, never your email.