Verify Before You Commit: Towards Faithful Reasoning in LLM Agents via Self-Auditing

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Hauptverfasser: Yuan, Wenhao, Lin, Chenchen, Chen, Jian, Xu, Jinfeng, Wang, Xuehe, Ngai, Edith Cheuk Han
Format: Preprint
Veröffentlicht: 2026
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author Yuan, Wenhao
Lin, Chenchen
Chen, Jian
Xu, Jinfeng
Wang, Xuehe
Ngai, Edith Cheuk Han
author_facet Yuan, Wenhao
Lin, Chenchen
Chen, Jian
Xu, Jinfeng
Wang, Xuehe
Ngai, Edith Cheuk Han
contents In large language model (LLM) agents, reasoning trajectories are treated as reliable internal beliefs for guiding actions and updating memory. However, coherent reasoning can still violate logical or evidential constraints, allowing unsupported beliefs repeatedly stored and propagated across decision steps, leading to systematic behavioral drift in long-horizon agentic systems. Most existing strategies rely on the consensus mechanism, conflating agreement with faithfulness. In this paper, inspired by the vulnerability of unfaithful intermediate reasoning trajectories, we propose \textbf{S}elf-\textbf{A}udited \textbf{Ve}rified \textbf{R}easoning (\textsc{SAVeR}), a novel framework that enforces verification over internal belief states within the agent before action commitment, achieving faithful reasoning. Concretely, we structurally generate persona-based diverse candidate beliefs for selection under a faithfulness-relevant structure space. To achieve reasoning faithfulness, we perform adversarial auditing to localize violations and repair through constraint-guided minimal interventions under verifiable acceptance criteria. Extensive experiments on six benchmark datasets demonstrate that our approach consistently improves reasoning faithfulness while preserving competitive end-task performance.
format Preprint
id arxiv_https___arxiv_org_abs_2604_08401
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Verify Before You Commit: Towards Faithful Reasoning in LLM Agents via Self-Auditing
Yuan, Wenhao
Lin, Chenchen
Chen, Jian
Xu, Jinfeng
Wang, Xuehe
Ngai, Edith Cheuk Han
Artificial Intelligence
Computation and Language
In large language model (LLM) agents, reasoning trajectories are treated as reliable internal beliefs for guiding actions and updating memory. However, coherent reasoning can still violate logical or evidential constraints, allowing unsupported beliefs repeatedly stored and propagated across decision steps, leading to systematic behavioral drift in long-horizon agentic systems. Most existing strategies rely on the consensus mechanism, conflating agreement with faithfulness. In this paper, inspired by the vulnerability of unfaithful intermediate reasoning trajectories, we propose \textbf{S}elf-\textbf{A}udited \textbf{Ve}rified \textbf{R}easoning (\textsc{SAVeR}), a novel framework that enforces verification over internal belief states within the agent before action commitment, achieving faithful reasoning. Concretely, we structurally generate persona-based diverse candidate beliefs for selection under a faithfulness-relevant structure space. To achieve reasoning faithfulness, we perform adversarial auditing to localize violations and repair through constraint-guided minimal interventions under verifiable acceptance criteria. Extensive experiments on six benchmark datasets demonstrate that our approach consistently improves reasoning faithfulness while preserving competitive end-task performance.
title Verify Before You Commit: Towards Faithful Reasoning in LLM Agents via Self-Auditing
topic Artificial Intelligence
Computation and Language
url https://arxiv.org/abs/2604.08401