Preprint
Aug 2026
Verify Smarter, Evolve Further: Efficient Harness Evolution through Behavior-Aware Verification
HarnessLens is introduced, a budget-aware framework for automated harness evolution that jointly explores the task space and user-configurable components, derives candidate modifications from execution trajectories, and selectively verifies each candidate on behavior-relevant tasks using an attributable-evidence gate.
Jingheng Xu, Yi-Kai Zhang, Aiden Chen et al.
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