Self-evolving agent harnesses overfit like any optimizer; RRSI paper prescribes regularization
idanbeck · x · 2026-10-22
idanbeck highlights a paper on RRSI with an explainer video. Key finding: self-evolving harnesses overfit like any optimizer — without acceptance rules, the evolve score rose while out-of-distribution performance fell and token usage rose 50%. The fix turns out to be plain regularization.
Related event: RRSI Paper Shows Self-Evolving Agents Overfit Without Guardrails(2 posts)→
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