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Large Language Model (LLM) Agents leverage the advanced reasoning capabilities of LLMs in real-world applications. To interface with an environment, these agents often rely on tools, such as web search or database APIs. As the agent…

Artificial Intelligence · Computer Science 2025-03-12 Ivan Milev , Mislav Balunović , Maximilian Baader , Martin Vechev

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

Critical open source software systems undergo significant validation in the form of lengthy fuzz campaigns. The fuzz campaigns typically conduct a biased random search over the domain of program inputs, to find inputs which crash the…

Cryptography and Security · Computer Science 2024-11-22 Yuntong Zhang , Jiawei Wang , Dominic Berzin , Martin Mirchev , Dongge Liu , Abhishek Arya , Oliver Chang , Abhik Roychoudhury

LLM-based multi-agent systems (MAS) have demonstrated significant potential in enhancing single LLMs to address complex and diverse tasks in practical applications. Despite considerable advancements, the field lacks a unified codebase that…

Multi-agent systems powered by large language models (LLMs) are transforming enterprise automation, yet systematic evaluation methodologies for assessing tool-use reliability remain underdeveloped. We introduce a comprehensive diagnostic…

Artificial Intelligence · Computer Science 2026-01-26 Donghao Huang , Gauri Malwe , Zhaoxia Wang

Large multimodal model-based Multi-Agent Systems (MASs) enable collaborative complex problem solving through specialized agents. However, MASs are vulnerable to infectious jailbreak, where compromising a single agent can spread to others,…

Artificial Intelligence · Computer Science 2026-05-15 Yue Ma , Ziyuan Yang , Yi Zhang

Large Language Model (LLM)-based Multi-Agent Systems (MAS) enable complex problem-solving but introduce significant debugging challenges, characterized by long interaction traces, inter-agent dependencies, and delayed error manifestation.…

Multiagent Systems · Computer Science 2026-04-21 Jiazheng Li , Emine Yilmaz , Bei Chen , Dieu-Thu Le

With recent advances in Large Language Models (LLMs), Agentic AI has become phenomenal in real-world applications, moving toward multiple LLM-based agents to perceive, learn, reason, and act collaboratively. These LLM-based Multi-Agent…

Artificial Intelligence · Computer Science 2025-01-14 Khanh-Tung Tran , Dung Dao , Minh-Duong Nguyen , Quoc-Viet Pham , Barry O'Sullivan , Hoang D. Nguyen

Multi-agent systems (MAS) decompose complex tasks and delegate subtasks to different large language model (LLM) agents and tools. Prior studies have reported the superior accuracy performance of MAS across diverse domains, enabled by…

Multiagent Systems · Computer Science 2025-05-27 Mingyan Gao , Yanzi Li , Banruo Liu , Yifan Yu , Phillip Wang , Ching-Yu Lin , Fan Lai

Fuzz testing (or fuzzing) is an effective technique used to find security vulnerabilities. It consists of feeding a software under test with malformed inputs, waiting for a weird system behaviour (often a crash of the system). Over the…

Cryptography and Security · Computer Science 2023-03-14 Marcello Maugeri , Cristian Daniele , Giampaolo Bella , Erik Poll

A multi-agent system (MAS) powered by large language models (LLMs) can automate tedious user tasks such as meeting scheduling that requires inter-agent collaboration. LLMs enable nuanced protocols that account for unstructured private data,…

Artificial Intelligence · Computer Science 2025-10-17 Mason Nakamura , Abhinav Kumar , Saaduddin Mahmud , Sahar Abdelnabi , Shlomo Zilberstein , Eugene Bagdasarian

Multi-agent systems (MAS) built on large language models promise improved problem-solving through collaboration, yet they often fail to consistently outperform strong single-agent baselines due to error propagation at inter-agent message…

Artificial Intelligence · Computer Science 2026-01-21 Bohan Lin , Kuo Yang , Zelin Tan , Yingchuan Lai , Chen Zhang , Guibin Zhang , Xinlei Yu , Miao Yu , Xu Wang , Yudong Zhang , Yang Wang

LLM-based multi-agent systems (MAS) have emerged as a promising approach to tackle complex tasks that are difficult for individual LLMs. A natural strategy is to scale performance by increasing the number of agents; however, we find that…

Artificial Intelligence · Computer Science 2026-02-04 Yingxuan Yang , Chengrui Qu , Muning Wen , Laixi Shi , Ying Wen , Weinan Zhang , Adam Wierman , Shangding Gu

The rapid advancement of Large Language Models (LLMs) has led to the emergence of Multi-Agent Systems (MAS) to perform complex tasks through collaboration. However, the intricate nature of MAS, including their architecture and agent…

Cryptography and Security · Computer Science 2025-06-18 Liwen Wang , Wenxuan Wang , Shuai Wang , Zongjie Li , Zhenlan Ji , Zongyi Lyu , Daoyuan Wu , Shing-Chi Cheung

Multi-Agent Systems (MAS) excel at accomplishing complex objectives through the collaborative efforts of individual agents. Among the methodologies employed in MAS, Multi-Agent Reinforcement Learning (MARL) stands out as one of the most…

Robotics · Computer Science 2025-07-23 Chenhao Yao , Zike Yuan , Xiaoxu Liu , Chi Zhu

Multi-agent Large Language Model (LLM) systems have been leading the way in applied LLM research across a number of fields. One notable area is software development, where researchers have advanced the automation of code implementation,…

Software Engineering · Computer Science 2025-11-25 Vali Tawosi , Keshav Ramani , Salwa Alamir , Xiaomo Liu

Identifying and resolving software faults remains a challenging and resource-intensive process. Traditional fault localization techniques, such as Spectrum-Based Fault Localization (SBFL), leverage statistical analysis of test coverage but…

Software Engineering · Computer Science 2025-03-20 Md Nakhla Rafi , Dong Jae Kim , Tse-Hsun Chen , Shaowei Wang

The rapid proliferation of large language models has driven the need for efficient GPU training clusters. However, it is challenging due to the frequent occurrence of training anomalies. Since existing diagnostic tools are narrowly tailored…

Operating Systems · Computer Science 2026-02-10 Weihao Cui , Ji Zhang , Han Zhao , Chao Liu , Jian Sha , Bingsheng He , Minyi Guo , Quan Chen

The rapid advancement of Large Language Models (LLMs) presents new opportunities for automated software vulnerability detection, a crucial task in securing modern codebases. This paper presents a comparative study on the effectiveness of…

Software Engineering · Computer Science 2026-01-05 Md Hasan Saju , Maher Muhtadi , Akramul Azim

Large Language Model (LLM)-based agents are increasingly adopted in high-stakes settings, but current benchmarks evaluate mainly whether a task was completed, not how. We introduce Procedure-Aware Evaluation (PAE), a framework that…

Artificial Intelligence · Computer Science 2026-03-04 Hongliu Cao , Ilias Driouich , Eoin Thomas