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This paper formalises the literature on emerging design patterns and paradigms for Large Language Model (LLM)-enabled multi-agent systems (MAS), evaluating their practical utility across various domains. We define key architectural…

Multiagent Systems · Computer Science 2026-01-08 Harri Renney , Maxim N Nethercott , Nathan Renney , Peter Hayes

While Large Language Models (LLMs) have evolved into tool-using agents, they remain brittle in long-horizon interactions. Unlike mathematical reasoning where errors are often rectifiable via backtracking, tool-use failures frequently induce…

Artificial Intelligence · Computer Science 2026-03-17 Shengda Fan , Xuyan Ye , Yupeng Huo , Zhi-Yuan Chen , Yiju Guo , Shenzhi Yang , Wenkai Yang , Shuqi Ye , Jingwen Chen , Haotian Chen , Xin Cong , Yankai Lin

LLM-based autonomous agents have demonstrated strong capabilities in reasoning, planning, and tool use, yet remain limited when tasks require sustained coordination across roles, tools, and environments. Multi-agent systems address this…

Large language models (LLMs) have demonstrated exceptional potential in complex reasoning,pioneering a new paradigm for autonomous agent decision making in dynamic settings. However, in Real-Time Strategy (RTS) scenarios, LLMs suffer from a…

Multiagent Systems · Computer Science 2026-03-26 Li Ma , Hao Peng , Yiming Wang , Hongbin Luo , Jie Liu , Kongjing Gu , Guanlin Wu , Hui Lin , Lei Ren

Large language models (LLMs) have become central to modern AI workflows, powering applications from open-ended text generation to complex agent-based reasoning. However, debugging these models remains a persistent challenge due to their…

Multi-Agent Systems (MAS) powered by Large Language Models (LLMs) are emerging as a powerful paradigm for solving complex, multifaceted problems. However, the potential of these systems is often constrained by the prevalent plan-and-execute…

Artificial Intelligence · Computer Science 2025-07-18 Yexuan Shi , Mingyu Wang , Yunxiang Cao , Hongjie Lai , Junjian Lan , Xin Han , Yu Wang , Jie Geng , Zhenan Li , Zihao Xia , Xiang Chen , Chen Li , Jian Xu , Wenbo Duan , Yuanshuo Zhu

We propose an extension to the OWASP Multi-Agentic System (MAS) Threat Modeling Guide, translating recent anticipatory research in multi-agent security (MASEC) into practical guidance for addressing challenges unique to large language model…

Multiagent Systems · Computer Science 2025-08-14 Klaudia Krawiecka , Christian Schroeder de Witt

Large language models (LLMs) have achieved impressive results in natural language understanding, yet their reasoning capabilities remain limited when operating as single agents. Multi-Agent Debate (MAD) has been proposed to address this…

Computation and Language · Computer Science 2026-03-25 Xiao Wang , Jia Wang , Yijie Wang , Pengtao Dang , Sha Cao , Chi Zhang

Sequential multi-agent systems built with large language models (LLMs) can automate complex software tasks, but they are hard to trust because errors quietly pass from one stage to the next. We study a traceable and accountable pipeline,…

Artificial Intelligence · Computer Science 2025-10-10 Amine Barrak

Effectively processing long contexts remains a fundamental yet unsolved challenge for large language models (LLMs). Existing single-LLM-based methods primarily reduce the context window or optimize the attention mechanism, but they often…

Computation and Language · Computer Science 2026-04-22 Yichen Jiang , Jiakang Yuan , Chongjun Tu , Peng Ye , Tao Chen

Recent advances in large language models (LLMs) have shown promising results in medical diagnosis, with some studies indicating superior performance compared to human physicians in specific scenarios. However, the diagnostic capabilities of…

Artificial Intelligence · Computer Science 2025-03-24 Zhoujian Sun , Ziyi Liu , Cheng Luo , Jiebin Chu , Zhengxing Huang

Automated Program Repair (APR) struggles with complex logic errors and silent failures. Current LLM-based APR methods are mostly static, relying on source code and basic test outputs, which fail to accurately capture complex runtime…

Software Engineering · Computer Science 2026-04-06 Jiaqing Wu , Tong Wu , Manqing Zhang , Yunwei Dong , Bo Shen

With the growing adoption of Large Language Model (LLM) agents in persistent, real-world roles, they naturally encounter continuous streams of tasks and inevitable failures. A key limitation, however, is their inability to systematically…

Computation and Language · Computer Science 2026-01-19 Xuanbo Su , Yingfang Zhang , Hao Luo , Xiaoteng Liu , Leo Huang

Self-evolving multi-agent systems (MAS) have emerged as a promising route to LLM agents that continually improve from experience, with persistent memory at their foundation. However, existing designs almost exclusively adopt a centralized…

Multiagent Systems · Computer Science 2026-05-22 Guangya Hao , Yunbo Long , Zhuokai Zhao

Multi-agent systems (MAS) leveraging the impressive capabilities of Large Language Models (LLMs) hold significant potential for tackling complex tasks. However, most current MAS depend on manually designed agent roles and communication…

Computation and Language · Computer Science 2026-03-10 Zixuan Ke , Austin Xu , Yifei Ming , Xuan-Phi Nguyen , Ryan Chin , Caiming Xiong , Shafiq Joty

Leveraging multiple Large Language Models(LLMs) has proven effective for addressing complex, high-dimensional tasks, but current approaches often rely on static, manually engineered multi-agent configurations. To overcome these constraints,…

Machine Learning · Computer Science 2025-07-21 Xiaowen Ma , Chenyang Lin , Yao Zhang , Volker Tresp , Yunpu Ma

Large language model (LLM)-based multi-agent systems have demonstrated impressive capabilities in handling complex tasks. However, the complexity of agentic behaviors makes these systems difficult to understand. When failures occur,…

Human-Computer Interaction · Computer Science 2026-02-06 Rui Sheng , Yukun Yang , Chuhan Shi , Yanna Lin , Zixin Chen , Huamin Qu , Furui Cheng

Large language models (LLMs) are widely used in retrieval-augmented generation (RAG) to incorporate external knowledge at inference time. However, when retrieved contexts are noisy, incomplete, or heterogeneous, a single generation process…

Computation and Language · Computer Science 2026-04-22 Xingchen Xiao , Heyan Huang , Runheng Liu , Jincheng Xie

Multi-agent systems (MAS) built on large language models (LLMs) offer a promising path toward solving complex, real-world tasks that single-agent systems often struggle to manage. While recent advancements in test-time scaling (TTS) have…

Artificial Intelligence · Computer Science 2025-08-20 Can Jin , Hongwu Peng , Qixin Zhang , Yujin Tang , Dimitris N. Metaxas , Tong Che

Algorithmic problem solving serves as a rigorous testbed for evaluating structured reasoning in AI coding systems, as it directly reflects a model's ability to perform structured reasoning in complex scenarios. Existing approaches…

Artificial Intelligence · Computer Science 2026-05-11 Yuliang Xu , Xiang Xu , Yao Wan , Hu Wei , Tong Jia