AgentDebugX: An Open-Source Toolkit for Failure Observability, Attribution, and Recovery in LLM Agents

Published in EMNLP 2026 (System Demonstration), 2026

AgentDebugX is an open-source debugging framework for LLM agents. It organizes debugging as a closed loop of Detect โ†’ Attribute โ†’ Recover โ†’ Rerun, with interfaces for live and offline trajectories.

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Recommended citation: Kunlun Zhu, Xuyan Ye, Zhiguang Han, Yuchen Zhao, Bingxuan Li, Weijia Zhang, Muxin Tian, Xiangru Tang, Pan Lu, James Zou, Jiaxuan You, and Heng Ji. (2026). "AgentDebugX: An Open-Source Toolkit for Failure Observability, Attribution, and Recovery in LLM Agents." EMNLP 2026 (System Demonstration).
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