most citedBeyond GPT-5: Making LLMs Cheaper and Better via Performance-Efficiency Optimized Routing

2 citations · 2 across the 7 of their papers we have counts for

collaborators

10 papers

cs.AI2026

EvalBuilder: Can LLMs Build Efficient Benchmarks?

Huaisheng Zhu, Hangfan Zhang, Teng Xiao +5

Large language model (LLM) agents are increasingly used for long-horizon research and engineering, yet evaluating these capabilities remains expensive, time-consuming, and heavily…

cs.LG2026

ReTTT: Reflection-Driven Test-Time Training via Experience-Based Parametric Memory

Kangcong Li, Hangfan Zhang, Shuyue Hu +2

LLM agents accumulate valuable task-specific information through their actions, observations, and environmental feedback during multi-turn task execution. When effectively used, th…

cs.AI2026

Harness-of-Harness: Multi-Day Autonomous Software Development with Continual Improvement

Haoyang Yan, Min-le Su, Hangfan Zhang +6

This paper studies autonomous software development, in which LLM-based coding agents transform high-level requirements into complete, functional, and usable software systems withou…

cs.AI2026

AgentPanel: Toward a New Paradigm for Human--AI Collaboration in Exploring Scientific Questions

Zhiyao Cui, Qianyi Wang, Haoyang Yan +26

Identifying promising scientific ideas remains an important challenge in research practice. Researchers commonly rely on small-group discussions or one-to-one interactions with a s…

cs.AI2026

SKT: Skill-Use Training at Scale via Verified Synthetic Data Generation

Zelin Tan, Yiqun Zhang, Hao Li +11

Agent skills have become an important mechanism for equipping language-model agents with reusable procedural knowledge. However, providing skills alone does not guarantee that curr…

cs.LG2025

Explainable reinforcement learning from human feedback to improve alignment

Shicheng Liu, Siyuan Xu, Wenjie Qiu +2

A common and effective strategy for humans to improve an unsatisfactory outcome in daily life is to find a cause of this outcome and correct the cause. In this paper, we investigat…

cs.CL2025

The Path of Self-Evolving Large Language Models: Achieving Data-Efficient Learning via Intrinsic Feedback

Hangfan Zhang, Siyuan Xu, Zhimeng Guo +8

Reinforcement learning (RL) has demonstrated potential in enhancing the reasoning capabilities of large language models (LLMs), but such training typically demands substantial effo…

cs.LG2025

Simple Denoising Diffusion Language Models

Huaisheng Zhu, Zhengyu Chen, Shijie Zhou +8

Recent Uniform State Diffusion Models (USDMs), initialized from a uniform prior, offer the promise of fast text generation due to their inherent self-correction ability compared to…

cs.CL2025★ 2 cited

Beyond GPT-5: Making LLMs Cheaper and Better via Performance-Efficiency Optimized Routing

Yiqun Zhang, Hao Li, Jianhao Chen +4

Balancing performance and efficiency is a central challenge in large language model (LLM) advancement. GPT-5 addresses this with test-time routing, dynamically assigning queries to…

cs.CR2025

Optimizing Token Choice for Code Watermarking: An RL Approach

Zhimeng Guo, Huaisheng Zhu, Siyuan Xu +3

Protecting intellectual property on LLM-generated code necessitates effective watermarking systems that can operate within code's highly structured, syntactically constrained natur…