01.AI

01.AI is a Chinese AI company founded by Kai-Fu Lee, developing the Yi series of open-source large language models. Yi models are among the highest-performing open-source LLMs globally, available in multiple sizes from 6B to 34B parameters.

Founded in 2023 by Kai-Fu Lee, former Google China president and author of 'AI Superpowers'. Yi-34B was among the best open-source models globally upon release. Focuses on making frontier AI accessible across Asia.