collaborators

9 papers

cs.SE2026

When Lower Privileges Suffice: Investigating Over-Privileged Tool Selection in LLM Agents

Kaiyue Yang, Yuyan Bu, Jingwei Yi +5

As LLM agents increasingly select tools autonomously, their choices among tools with different privileges become safety-relevant. However, prior tool-selection studies focus on saf…

cs.CL2026

SPADE-Bench: Evaluating Spontaneous Strategic Deception in Agents via Plan-Action Divergence

Yuyan Bu, Haowei Li, Qirui Zheng +7

As LLM-based agents expand their operational scope, reliability becomes a prerequisite for real-world deployment. However, in practical applications, human users cannot monitor eve…

cs.AI2026

SafeMCP: Proactive Power Regulation for LLM Agent Defense via Environment-Grounded Look-Ahead Reasoning

Lichao Wang, Zhaoxing Ren, Tianzhuo Yang +4

As Large Language Model (LLM) agents increasingly leverage the Model Context Protocol (MCP) to operate in complex environments, the expansion of their action spaces offers agents u…

cs.AI2026

MiraBench: Evaluating Action-Conditioned Reliability in Robotic World Models

Tianzhuo Yang, Zihan Shen, Zirui Mi +7

Action-conditioned world models are increasingly used as scalable simulators for robot learning, yet current evaluations provide limited evidence that their predictions are reliabl…

cs.AI2026

VISA: Value Injection via Shielded Adaptation for Personalized LLM Alignment

Jiawei Chen, Tianzhuo Yang, Guoxi Zhang +3

Aligning Large Language Models (LLMs) with nuanced human values remains a critical challenge, as existing methods like Reinforcement Learning from Human Feedback (RLHF) often handl…

cs.LG2026

Stable Reasoning, Unstable Responses: Mitigating LLM Deception via Stability Asymmetry

Guoxi Zhang, Jiawei Chen, Tianzhuo Yang +4

As Large Language Models (LLMs) expand in capability and application scope, their trustworthiness becomes critical. A vital risk is intrinsic deception, wherein models strategicall…

cs.CL2026

Align Once, Benefit Multilingually: Enforcing Multilingual Consistency for LLM Safety Alignment

Yuyan Bu, Xiaohao Liu, ZhaoXing Ren +2

The widespread deployment of large language models (LLMs) across linguistic communities necessitates reliable multilingual safety alignment. However, recent efforts to extend align…

cs.AI2025

Are Your Agents Upward Deceivers?

Dadi Guo, Qingyu Liu, Dongrui Liu +13

Large Language Model (LLM)-based agents are increasingly used as autonomous subordinates that carry out tasks for users. This raises the question of whether they may also engage in…

cs.AI2025

AI Deception: Risks, Dynamics, and Controls

Boyuan Chen, Sitong Fang, Jiaming Ji +56

As intelligence increases, so does its shadow. AI deception, in which systems induce false beliefs to secure self-beneficial outcomes, has evolved from a speculative concern to an…