
Hello! My name is Fenghai Li. I am a junior majoring in Computer Science and Mathematics at the University of Illinois Urbana-Champaign (UIUC). Currently, I am working as a Research Intern at the U Lab with Prof. Jiaxuan You. My interests include language agents, their applications in fields such as finance and research, and designing better user interfaces for them.
Open Source Projects
Publications
Towards Conceptual Direct Manipulation: Drag-Based Research Ideation, Evaluation and Evolution
Zijian Ding, Fenghai Li, Haofei Yu, and Joel Chan
Adjunct Proceedings of the 2025 Annual ACM Symposium on User Interface Software and Technology (UIST'25 Poster), 2025
TinyScientist: An Interactive, Extensible, and Controllable Framework for Building Research Agents
Haofei Yu*, Keyang Xuan*, Fenghai Li*, Kunlun Zhu, Zijie Lei, Jiaxun Zhang, Ziheng Qi, Kyle Richardson, and Jiaxuan You (*Core Contributors)
The 2025 Conference on Empirical Methods in Natural Language Processing (EMNLP'25), System Demonstrations
LiveTradeBench: Seeking Real-World Alpha with Large Language Models
Haofei Yu, Fenghai Li, and Jiaxuan You
Preprint 2025