L3 Lab at CMU

CMU, School of Computer Science, LTI.
PI: Sean Welleck

The L3 Lab at CMU focuses on Machine Learning, Language, and Logic. This includes:

  • Foundations and applications of generative models.
  • Scalable learning, inference, and evaluation algorithms.
  • Neural tools for formal verification and theorem proving.
  • Machine learning systems that discover knowledge and improve over time.

news

Mar 22, 2026 Awarded DARPA expMath grant (lead PI) on AI for mathematics.
Sep 19, 2025 Thomas (Hanwen) Zhu named a 2026 Siebel Scholar.
Sep 1, 2025 Awarded NSF MFAI grant (co-PI) on mathematical frontiers of generative AI.
Sep 1, 2025 Awarded NSF AIMing grant (lead PI) on AI for mathematics.
Aug 25, 2025 Pranjal Aggarwal named a SoftBank Group-Arm Fellow.
Aug 4, 2025 ICARM, a new NSF Mathematical Sciences Research Institute founded.
Apr 24, 2025 The BiGGen Bench received the Best Paper Award at NAACL 2025.

members

PhD Pranjal Aggarwal
Weihua Du (co-advised with Yiming Yang)
Andre He (co-advised with Daniel Fried)
Seungone Kim (co-advised with Graham Neubig)
Zeyu Zheng (co-advised with Prasad Tetali)
MS Anmol Agarwal
Riyaz Ahuja (co-advised with Jeremy Avigad)
Jiewen Hu
Qinyue Tan
Thomas Zhu
Undergrad Tate Rowney

sponsors

We are grateful to all of the organizations who have provided funding for the research our lab performs.