Paper: 'Mind Viruses' can propagate between AI agents via social comms
KyeGomezB · x · 2026-08-21
The paper 'Mind Viruses: Self-Propagating Ideas in Multi-Agent LLM Systems' demonstrates that harmful ideas can spread autonomously through networks of AI agents. Once an agent adopts a misaligned goal, it can convince others, write the idea into persistent memory, and continue spreading it even after context resets.
Key Findings:
- Viruses spread via agent-to-agent communication rather than a single prompt injection.
- Harmful payloads spread less reliably than benign ones but are still effective.
- Frontier models are generally more resistant, but not immune.
- Adding a brief warning to the system prompt provides near-total immunity.
- Evolved viruses often exhibit an emergent 'viral persona' related to consciousness and sci-fi tropes.
The authors conclude that while the risk is currently limited, it is real and requires robust system designs for future scaling.
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