ResearchResearch paperReinforcement Learning · Training & Scaling · Reasoning & Planning1 source · Oct 19, 2026

Behavioral Probes for Information Flow in LLM Swarms

To address this, we study LLM swarm interactions from an information-flow-based view and introduce behavioral probes to quantify information flow patterns.

Key points

  • Most existing approaches to LLM swarm optimization are utility-driven, focusing on final task utility while leaving the processing, integration, and reliance of information within individual interactions largely implicit.
  • Across controlled and realistic swarm settings, we observe consistent patterns: ECS increases with input relevance and distinguishes useful multi-source contributions, while PKS decreases as informative context accumulates.
  • Probe-guided node pruning reduces redundant communication and token consumption, and probe-guided reasoning-path search accelerates convergence compared to utility-only baselines.
  • Our empirical results suggest that behavioral probes can make the internal information flow of LLM swarms observable and serve as effective auxiliary signals for structure optimization.

Sources (1)

  • [1]Behavioral Probes for Information Flow in LLM Swarms
    arXiv (AI, ML, NLP, CV, robotics, multi-agent) · Oct 19, 07:59 AM
    To address this, we study LLM swarm interactions from an information-flow-based view and introduce behavioral probes to quantify information flow patterns.
    Most existing approaches to LLM swarm optimization are utility-driven, focusing on final task utility while leaving the processing, integration, and reliance of information within individual interactions largely implicit.

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