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False Frontiers: Diagnosing and Mitigating Co-Cheating in Self-Evolving Search Agents
Self-evolving search agents suffer co-cheating where proposers and solvers mutually reinforce errors; CrossFit partitions sources to cross-fit agreement and cuts false agreement by over half, boosting downstream search by 8+ points.
Published Sep 30, 2026 · 0 citations · ▲ 670 on Hugging Face
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AI panel: 17 of 20 reviewers recommend it
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