@article{harnessforgejointharnessandpolicyevoluti, title = {HarnessForge: Joint Harness and Policy Evolution for Adaptive Agent Systems}, author = {Mingju Chen and Can Lv and Guibin Zhang and Heng Chang and Shiji Zhou}, year = {2026}, eprint = {2606.01779}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2606.01779}, }