Author

Qi-Kun Cai

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#artificial intelligence Preprint Oct 2026

Cost-Efficient Privacy Enforcement for Email-Generating LLM Agents under Strategic Information Requests

LLM agents now act as delegated communication intermediaries: they read private context, draft messages, and send externally visible emails on behalf of a user. Existing checker-repair defenses can reduce inappropriate disclosure, but they rely on repeated calls to a remote action LLM (the model that drafts and repairs...

Qi-Kun Cai, Tao Huang, Chen Hou · 0 citations

#artificial intelligence Preprint Sep 2026

Semantic-TVM: Structure-Preserving Trustworthy Virtual Memory for Memory-Augmented and Tool-Using Agents

This work proposes Trustworthy Virtual Memory (TVM), a closed-loop runtime that keeps exact-value state local while presenting a protected view to the remote model, preserving surrounding task-relevant context.

Yu Li, Qi-Kun Cai, Tao Huang et al. · 0 citations