DiLLS: Interactive Diagnosis of LLM-based Multi-agent Systems via Layered Summary of Agent Behaviors
On the map: LLM agents and tool use → Software engineering coding agents
Abstract (arXiv)
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, developers often struggle to identify root causes and to determine actionable paths for improvement. Traditional methods that rely on inspecting raw log records are inefficient, given both the large volume and complexity of data. To address this challenge, we propose a framework and an interactive system, DiLLS, designed to reveal and structure the behaviors of multi-agent systems. The key idea is to organize information across three levels of query completion: activities, actions, and operations. By probing the multi-agent system through natural language, DiLLS derives and organizes information about planning and execution into a structured, multi-layered summary. Through a user study, we show that DiLLS significantly improves developers' effectiveness and efficiency in identifying, diagnosing, and understanding failures in LLM-based multi-agent systems.
Key facts. Cited by 7 papers in the map (data through 7 Oct 2026). Placed in Software engineering coding agents, one of 16 directions in LLM agents and tool use. Builds on 34 of its 63 references that are in the map. First posted on arXiv 5 Feb 2026.
Builds on
34 of 63 references.
Closest ancestors · 6
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Other references · 28
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Built on by
Citing papers per year: 2026: 7.
7 papers.
- 2026Beyond Individual Intelligence: Surveying Collaboration, Failure Attribution, and Self-Evolution in LLM-based Multi-Agent Systemscited by 5
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- 2026"What Did It Actually Do?": Understanding Risk Awareness and Traceability for Computer-Use Agentscited by 2
- 2026InconLens: Interactive Visual Diagnosis of Behavioral Inconsistencies in LLM-based Agentic Systemscited by 1
- 2026Within the MDT Room: Situated in Multidisciplinary Team-Grounded Agent Debate for Clinical Diagnosiscited by 0
- 2026VeriLLMed: Interactive Visual Debugging of Medical Large Language Models with Knowledge Graphscited by 0
- 2026MUSE: An Interactive Meta-Agent for Understanding and Steering LLM-powered Data Science Systemscited by 0
- 2026MUSE: An Interactive Meta-Agent for Understanding and Steering LLM-powered Data Science Systems17 Aug 2026
- 2026Beyond Individual Intelligence: Surveying Collaboration, Failure Attribution, and Self-Evolution in LLM-based Multi-Agent Systems14 May 2026
- 2026Towards Security-Auditable LLM Agents: A Unified Graph Representation7 May 2026
- 2026VeriLLMed: Interactive Visual Debugging of Medical Large Language Models with Knowledge Graphs25 Apr 2026
- 2026"What Did It Actually Do?": Understanding Risk Awareness and Traceability for Computer-Use Agents30 Mar 2026
- 2026Within the MDT Room: Situated in Multidisciplinary Team-Grounded Agent Debate for Clinical Diagnosis30 Mar 2026
- 2026InconLens: Interactive Visual Diagnosis of Behavioral Inconsistencies in LLM-based Agentic Systems30 Mar 2026
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