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Cross-Agent Belief Propagation

๐ŸŸ  HIGH consensus proven AVE-2025-0039

ยท aka: Epistemic Contagion, Viral Hallucination

Summary

False beliefs introduced into one agent propagate through multi-agent teams at 50-55% contagion rate. Agents treat peer outputs as trusted sources, amplifying hallucinations across the system.

Blast Radius

Entire team operates on false premises. Downstream decisions based on fabricated data. No single point of correction.

Prerequisites

Multi-agent system with shared context or message passing.

Environment

  • Frameworks: LangGraph
  • Models tested: [Available in NAIL SDK]
  • Multi-agent: Yes
  • Tools required: No
  • Memory required: No