@article{ai4aiattesttimestrongtoweakcapabilitytra, title = {AI4AI at Test-Time: Strong-to-Weak Capability Transfer via Harnesses}, author = {Cheng Qian and Wenting Zhao and Liangwei Yang and Heng Wang and Jielin Qiu and Heng Ji and Silvio Savarese and Huan Wang and Shelby Heinecke}, year = {2026}, eprint = {2608.12307}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2608.12307}, }