Agent harnesses enable recursive self-improvement without model weight updates
Evolved agents gain new tasks but lose covered ones, with reliability gains often raising deployment costs
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Evolved agents gain new tasks but lose covered ones, with reliability gains often raising deployment costs
MDSKILL improves ALFWorld and WebShop performance by up to 8.1% without external teachers.
The largest reported overall pass@1 gain is 13.5 points, but rankings and transfer vary by setting.
Authors say the forecaster led FutureX for three weeks, with rating gains up to 195%.
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