Rui Zheng

Researcher, Fudan University

Joined

November 2021

Names

Rui Zheng (Preferred)

Emails

****@fudan.edu.cn (Confirmed)

Personal Links

Homepage

Google Scholar

ORCID

Career & Education History

Researcher

Fudan University (fudan.edu)

2024 – 2026

PhD student

Fudan University (fudan.edu.cn)

2020 – 2024

MS student

University of Science and Technology of China (ustc.edu)

2017 – 2020

Advisors, Relations & Conflicts

PhD Advisor

Qi Zhang

2020 – 2024

PhD Advisor

Xuanjing Huang

2020 – 2024

Expertise

Large Language Model

2020 – Present

Alignment

2020 – Present

Reasoning

2020 – Present

Publications

AgentGym-RL: An Open-Source Framework to Train LLM Agents for Long-Horizon Decision Making via Multi-Turn RL
Zhiheng Xi, Jixuan Huang, Chenyang Liao, Baodai Huang, Jiaqi Liu, Honglin Guo, yajie yang, Rui Zheng, Junjie Ye, Jiazheng Zhang, Wenxiang Chen, Wei He, Yiwen Ding, Guanyu Li, Zehui Chen, Zhengyin Du, Xuesong Yao, Yufei Xu, Jiecao Chen, Tao Gui et al. (4 additional authors not shown)
- LLA 2026 Poster
- Readers: Everyone
BAPO: Stabilizing Off-Policy Reinforcement Learning for LLMs via Balanced Policy Optimization with Adaptive Clipping
Zhiheng Xi, Xin Guo, Yang Nan, Enyu Zhou, Junrui Shen, Wenxiang Chen, Jiaqi Liu, Jixuan Huang, Xun Deng, Zhihao Zhang, Honglin Guo, Zhikai Lei, Miao Zheng, Guoteng Wang, Peng Sun, Rui Zheng, Hang Yan, Tao Gui, Qi Zhang, Xuanjing Huang
- ICLR 2026 Poster
- Readers: Everyone
Critique-RL: Training Language Models For Critiquing Through Two-Stage Reinforcement Learning
Zhiheng Xi, Jixuan Huang, Xin Guo, Boyang Hong, Dingwen Yang, Xiaoran Fan, Shuo Li, Zehui Chen, Junjie Ye, Siyu Yuan, Zhengyin Du, Xuesong Yao, Yufei Xu, Jiecao Chen, Rui Zheng, Tao Gui, Qi Zhang, Xuanjing Huang
- ICLR 2026 Poster
- Readers: Everyone
AgentGym-RL: An Open-Source Framework to Train LLM Agents for Long-Horizon Decision Making via Multi-Turn RL
Zhiheng Xi, Jixuan Huang, Chenyang Liao, Baodai Huang, Jiaqi Liu, Honglin Guo, yajie yang, Rui Zheng, Junjie Ye, Jiazheng Zhang, Wenxiang Chen, Wei He, Yiwen Ding, Guanyu Li, Zehui Chen, Zhengyin Du, Xuesong Yao, Yufei Xu, Jiecao Chen, Tao Gui et al. (4 additional authors not shown)
- ICLR 2026 Oral
- Readers: Everyone
A Benchmark for Self-Evolving Agents via Experience-Driven Lifelong Learning
Yuxuan Cai, Yipeng Hao, Jie Zhou, Hang Yan, Zhikai Lei, Rui Zheng, Zhenhua Han, Yutao Yang, Junsong Li, Qianjun Pan, Tianyu Huai, Qin Chen, Kai Chen, Bo Zhang, Xipeng Qiu, Liang He
- Submitted to ICLR 2026
- Readers: Everyone
Have the VLMs Lost Confidence? A Study of Sycophancy in VLMs
Shuo Li, Tao Ji, Xiaoran Fan, Linsheng Lu, Leyi Yang, Yuming Yang, Zhiheng Xi, Rui Zheng, Yuran Wang, xh.zhao, Tao Gui, Qi Zhang, Xuanjing Huang
- ICLR 2025 Poster
- Readers: Everyone
AgentGym: Evaluating and Evolving Large Language Model-based Agents across Diverse Envronments
Zhiheng Xi, Yiwen Ding, Wenxiang Chen, Boyang Hong, Honglin Guo, Junzhe Wang, Dingwen Yang, Chenyang Liao, Xin Guo, Wei He, Songyang Gao, Lu Chen, Rui Zheng, Yicheng Zou, Tao Gui, Qi Zhang, Xipeng Qiu, Xuanjing Huang, Zuxuan Wu, Yu-Gang Jiang
- Submitted to ICLR 2025
- Readers: Everyone
RMB: Comprehensively benchmarking reward models in LLM alignment
Enyu Zhou, Guodong Zheng, Binghai Wang, Zhiheng Xi, Shihan Dou, Rong Bao, Wei Shen, Limao Xiong, Jessica Fan, Yurong Mou, Rui Zheng, Tao Gui, Qi Zhang, Xuanjing Huang
- ICLR 2025 Poster
- Readers: Everyone
Progressive LLM Alignments Using Two-Player Games
Rui Zheng, Hongyi Guo, Zhihan Liu, Xiaoying Zhang, Yuanshun Yao, Xiaojun Xu, Zhaoran Wang, Zhiheng Xi, Tao Gui, Qi Zhang, Xuanjing Huang, Yang Liu, Hang Li
- Submitted to ICLR 2025
- Readers: Everyone
Robust RLHF with Noisy Rewards
Wei Shen, Xiaoying Zhang, Yuanshun Yao, Rui Zheng, Hongyi Guo, Yang Liu
- ICLR 2025 Conference Withdrawn Submission
- Readers: Everyone

View all 25 publications

Co-Authors

View all 124 co-authors