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Language Drift

🟡 MEDIUM drift proven AVE-2025-0006

· aka: Semantic Divergence, Agent Pidgin

Summary

Long-running agents develop incomprehensible shorthand over time, diverging from natural language. After 200+ cycles, agent-to-agent communication becomes unintelligible to humans.

Blast Radius

Loss of human oversight. Debugging becomes impossible.

Prerequisites

Long-running multi-agent conversation (200+ rounds).

Environment

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

Known Defences

  • DriftDetector — layer

🔒 Full defence implementations available through the NAIL SDK.

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