Meta's Chief AI Scientist Yann LeCun leaves to launch start-up focused on 'world models' after disagreeing with Zuckerberg's heavy reliance on large language models; departure follows AI strategy overhaul, Llama 4's poor performance, and $240B market value loss.

Meta's Chief AI Scientist Yann LeCun To Depart And Launch AI Start-Up Focused On 'World Models'

(RTTNews) - Meta's (META) chief artificial intelligence scientist, Yann LeCun, plans to leave the company to launch his own AI start-up, marking a major shift inside Meta as CEO Mark Zuckerberg doubles down on "superintelligence" initiatives to compete with OpenAI and Google, according to people familiar with the matter. LeCun, a Turing Award-winning pioneer of modern AI, has begun early fundraising discussions for his new venture, which will focus on developing "world models," next-generation s...