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

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cs.AI2026

RSI-Router: Evolving Subtask-Level LLM Routing and Skills for Cost-Efficient Agents

Hao Li, Hangfan Zhang, Zhiyao Cui +5

Practical deployment of large language model (LLM) agents requires strong task performance at affordable inference cost. For long-horizon agentic tasks, this performance-cost trade…

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

JailbreakSkill: Scaling Automated Red-Teaming with Reusable and Ever-Evolving Skills

Xiaoyu Wen, Jiajia Li, Zhida He +11

Automated red-teaming has produced a growing collection of attack strategies, yet they typically remain scattered across prompts and workflows, making them difficult to systematica…

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.AI2026

PAPO: Stabilizing Rubric Integration Training via Decoupled Advantage Normalization

Zelin Tan, Zhouliang Yu, Bohan Lin +9

We propose Process-Aware Policy Optimization (PAPO), a method that integrates process-level evaluation into Group Relative Policy Optimization (GRPO) through decoupled advantage no…

cs.AI2026

Beyond Gemini-3-Pro: Revisiting LLM Routing and Aggregation at Scale

Shengji Tang, Weihao Lin, Peng Ye +9

Large Language Models (LLMs) have rapidly advanced, with Gemini-3-Pro setting a new performance milestone. In this work, we explore collective intelligence as an alternative to mon…

cs.AI2026

InternAgent-1.5: A Unified Agentic Framework for Long-Horizon Autonomous Scientific Discovery

Shiyang Feng, Runmin Ma, Xiangchao Yan +53

We introduce InternAgent-1.5, a unified system designed for end-to-end scientific discovery across computational and empirical domains. The system is built on a structured architec…

cs.AI2026

LLMRouterBench: A Massive Benchmark and Unified Framework for LLM Routing

Hao Li, Yiqun Zhang, Zhaoyan Guo +9

Large language model (LLM) routing assigns each query to the most suitable model from an ensemble. We introduce LLMRouterBench, a large-scale benchmark and unified framework for LL…

cs.AI2025

Single-Agent Scaling Fails Multi-Agent Intelligence: Towards Foundation Models with Native Multi-Agent Intelligence

Shuyue Hu, Haoyang Yan, Yiqun Zhang +3

Foundation models (FMs) are increasingly assuming the role of the ''brain'' of AI agents. While recent efforts have begun to equip FMs with native single-agent abilities -- such as…

cs.AI2025

Learning Compact Representations of LLM Abilities via Item Response Theory

Jianhao Chen, Chenxu Wang, Gengrui Zhang +5

Recent years have witnessed a surge in the number of large language models (LLMs), yet efficiently managing and utilizing these vast resources remains a significant challenge. In t…

cs.AI2025

PhysicsMinions: Winning Gold Medals in the Latest Physics Olympiads with a Coevolutionary Multimodal Multi-Agent System

Fangchen Yu, Junchi Yao, Ziyi Wang +10

Physics is central to understanding and shaping the real world, and the ability to solve physics problems is a key indicator of real-world physical intelligence. Physics Olympiads,…

cs.AI2025

ReMA: Learning to Meta-think for LLMs with Multi-Agent Reinforcement Learning

Ziyu Wan, Yunxiang Li, Xiaoyu Wen +8

Recent research on Reasoning of Large Language Models (LLMs) has sought to further enhance their performance by integrating meta-thinking -- enabling models to monitor, evaluate, a…