# LexAgentHallu: A Hierarchical Benchmark for Profiling Hallucinations in Legal Agents

> *Machine translation (AI-generated content)*

**Published:** September 10, 2026
**Author:** Yujin Zhou, Mingxuan Zheng, Chuxue Cao, Huang Yidan, Jiale Chen, Yike Guo, Sirui Han
**Source:** arXiv — cs.AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/lexagenthallu-a-hierarchical-benchmark-for-profiling-hallucinations-in-l

arXiv:2609.09754v1 Announce Type: new Abstract: As large language models are increasingly deployed as tool-augmented legal agents, they introduce agentic hallucinations where tool-call and reasoning errors cascade into fabricated holdings and miscited authority. However,…

> From the original source: **arXiv — cs.AI**
> [Read full article at arXiv — cs.AI](https://arxiv.org/abs/2609.09754)

**Tags:** #arXiv

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