Karthik Narasimhan
GPT Co-Author and Princeton CS Professor
Date:
01/01/26
OVERVIEW
Karthik Narasimhan is an associate professor at Princeton's CS Department and the co-director of Princeton NLP. He's led numerous projects at the intersection of language and agents, including ReACT, Tree of Thoughts, SWE-Bench, SWE-Agent, WebShop, GEO, Tau-Bench, and more. He used to be the head of research at Sierra (currently valued at $10B+) and was one of the co-authors of the original GPT paper.