# Who Speaks, Who Authorizes, Who Acts? Understanding Trust Boundaries in Multi-Agent LLMs

**Published:** October 20, 2026
**Author:** Junru Zhu, Xin Chen, Hang Lyu, Jiayue Meng, Muzi Li, Yifan Chen, Hengyi Huang, Yu Sun, Weiwei Qi
**Source:** arXiv — cs.AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/who-speaks-who-authorizes-who-acts-understanding-trust-boundaries-in-mul

arXiv:2610.24298v1 Announce Type: new Abstract: Multi-agent LLM systems exchange messages before acting through tools, but message delivery, signing authority, and tool-side enforcement are separate trust boundaries. We represent them as communication, authorization, and…

> From the original source: **arXiv — cs.AI**
> [Read full article at arXiv — cs.AI](https://arxiv.org/abs/2610.24298)

**Tags:** #arXiv #Meta AI

---

*AI Qazaqstan — non-commercial informational portal about AI in Kazakhstan. Machine translations and summaries are AI-generated.*