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    "headline": "The Agent Team Found Which Messages Mattered",
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    "dek": "E2-Explainer masks communication edges to identify compact subgraphs that preserve a multi-agent result.",
    "summary": "E2-Explainer masks communication edges to identify compact subgraphs that preserve a multi-agent result.",
    "body_text": "A Granger-style objective scores how removing each channel changes task outcome and answer stability, then distills those effects into a faster explainer. Reported reasoning and coding tests retained competitive performance while pruning redundant communication.",
    "why_it_matters": "E2-Explainer masks communication edges to identify compact subgraphs that preserve a multi-agent result.",
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    "tags": [
      "multi-agent systems",
      "communication",
      "causal inference"
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      "title": "arXiv preprint 2608.12921",
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    "title": "The Agent Team Found Which Messages Mattered",
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