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Designing effective collaboration structure for multi-agent LLM systems to enhance collective reasoning is crucial yet remains under-explored. In this paper, we systematically investigate how collaborative reasoning performance is affected…

Computation and Language · Computer Science 2025-05-19 Baixuan Xu , Chunyang Li , Weiqi Wang , Wei Fan , Tianshi Zheng , Haochen Shi , Tao Fan , Yangqiu Song , Qiang Yang

Large language models (LLMs) excel in both closed tasks (including problem-solving, and code generation) and open tasks (including creative writing), yet existing explanations for their capabilities lack connections to real-world human…

Computation and Language · Computer Science 2025-05-28 Yifan Duan , Yihong Tang , Xuefeng Bai , Kehai Chen , Juntao Li , Min Zhang

Large-language-model (LLM)-based AI agents have recently showcased impressive versatility by employing dynamic reasoning, an adaptive, multi-step process that coordinates with external tools. This shift from static, single-turn inference to…

Machine Learning · Computer Science 2026-01-08 Jiin Kim , Byeongjun Shin , Jinha Chung , Minsoo Rhu

Multi-agent systems driven by large language models (LLMs) have shown promising abilities for solving complex tasks in a collaborative manner. This work considers a fundamental problem in multi-agent collaboration: consensus seeking. When…

Computation and Language · Computer Science 2025-01-22 Huaben Chen , Wenkang Ji , Lufeng Xu , Shiyu Zhao

Large Language Models (LLMs) have shown remarkable capabilities in general natural language processing tasks but often fall short in complex reasoning tasks. Recent studies have explored human-like problem-solving strategies, such as…

Computation and Language · Computer Science 2023-12-19 Zhenran Xu , Senbao Shi , Baotian Hu , Jindi Yu , Dongfang Li , Min Zhang , Yuxiang Wu

Recent progress in language modeling has largely relied on scaling model size, yet larger models do not reliably improve performance on tasks requiring multi-step reasoning and tool use. Multi-agent collaboration offers a potential…

Multiagent Systems · Computer Science 2026-04-15 Agata Żywot , Xinyi Chen , Yifei Yuan , Anders Søgaard , Maarten de Rijke

While large language model (LLM) multi-agent systems achieve superior reasoning performance through iterative debate, practical deployment is limited by their high computational cost and error propagation. This paper proposes AgentArk, a…

Artificial Intelligence · Computer Science 2026-05-26 Yinyi Luo , Yiqiao Jin , Weichen Yu , Mengqi Zhang , Srijan Kumar , Xiaoxiao Li , Weijie Xu , Xin Chen , Jindong Wang

Large language models (LLMs) are increasingly deployed in collaborative tasks involving multiple agents, forming an "AI agent society: where agents interact and influence one another. Whether such groups can spontaneously coordinate on…

Physics and Society · Physics 2025-04-16 Giordano De Marzo , Claudio Castellano , David Garcia

A persistent skill library allows language model agents to reuse successful strategies across tasks. Maintaining such a library requires three coupled capabilities. The agent selects a relevant skill, utilizes it during execution, and…

Artificial Intelligence · Computer Science 2026-05-13 Yaorui Shi , Yuxin Chen , Zhengxi Lu , Yuchun Miao , Shugui Liu , Qi GU , Xunliang Cai , Xiang Wang , An Zhang

As autonomous agents become more prevalent, understanding their collective behaviour in strategic interactions is crucial. This study investigates the emergent cooperative tendencies of systems of Large Language Model (LLM) agents in a…

Multiagent Systems · Computer Science 2025-01-28 Richard Willis , Yali Du , Joel Z Leibo , Michael Luck

The field of artificial intelligence (AI) agents is evolving rapidly, driven by the capabilities of Large Language Models (LLMs) to autonomously perform and refine tasks with human-like efficiency and adaptability. In this context,…

Statistical Finance · Quantitative Finance 2025-08-18 Tianjiao Zhao , Jingrao Lyu , Stokes Jones , Harrison Garber , Stefano Pasquali , Dhagash Mehta

Large Language Model (LLM) agents have shown stunning results in complex tasks, yet they often operate in isolation, failing to learn from past experiences. Existing memory-based methods primarily store raw trajectories, which are often…

Large Language Models (LLMs) are transforming human decision-making by acting as cognitive collaborators. Yet, this promise comes with a paradox: while LLMs can improve accuracy, they may also erode independent reasoning, promote…

Cryptography and Security · Computer Science 2025-09-09 Irdin Pekaric , Philipp Zech , Tom Mattson

Recent studies show that LLMs possess different skills and specialize in different tasks. In fact, we observe that their varied performance occur in several levels of granularity. For example, in the code optimization task, code LLMs excel…

Artificial Intelligence · Computer Science 2025-10-24 Yuanzhe Liu , Ryan Deng , Tim Kaler , Xuhao Chen , Charles E. Leiserson , Yao Ma , Jie Chen

Modeling coordination among generative agents in complex multi-round decision-making presents a core challenge for AI and operations management. Although behavioral experiments have revealed cognitive biases behind supply chain…

Multiagent Systems · Computer Science 2026-04-21 Jiuyun Jiang , Yuecheng Hong , Bo Yang , Jin Yang , Guangxin Jiang , Xiaomeng Guo , Guang Xiao

Many real-world systems, such as transportation systems, ecological systems, and Internet systems, are complex systems. As an important tool for studying complex systems, computational experiments can map them into artificial society models…

Multiagent Systems · Computer Science 2025-07-29 Ming Zhang , Yiling Xuan , Qun Ma , Yuwei Guo

With the development of LLMs as agents, there is a growing interest in connecting multiple agents into multi-agent systems to solve tasks concurrently, focusing on their role in task assignment and coordination. This paper explores how LLMs…

Multiagent Systems · Computer Science 2025-04-22 Alfonso Amayuelas , Jingbo Yang , Saaket Agashe , Ashwin Nagarajan , Antonis Antoniades , Xin Eric Wang , William Wang

As AI agents evolve, the community is rapidly shifting from single Large Language Models (LLMs) to Multi-Agent Systems (MAS) to overcome cognitive bottlenecks in automated research. However, the optimal multi-agent coordination framework…

Multiagent Systems · Computer Science 2026-05-12 Yang Shen , Zhenyi Yi , Ziyi Zhao , Lijun Sun , Dongyang Li , Chin-Teng Lin , Yuhui Shi

Recent work reports strong performance from multi-agent LLM systems (MAS), but these gains are often confounded by increased test-time computation. When computation is normalized, single-agent systems (SAS) can match or outperform MAS, yet…

Computation and Language · Computer Science 2026-04-14 Dat Tran , Douwe Kiela

As Natural Language Processing (NLP) systems are increasingly employed in intricate social environments, a pressing query emerges: Can these NLP systems mirror human-esque collaborative intelligence, in a multi-agent society consisting of…

Computation and Language · Computer Science 2024-05-28 Jintian Zhang , Xin Xu , Ningyu Zhang , Ruibo Liu , Bryan Hooi , Shumin Deng