@article{actprobeactionspaceprobeforearlyfailured, title = {ActProbe: Action-Space Probe for Early Failure Detection of Generative Robot Policies}, author = {Bingjia Huang and Xiangyu Li and Xiang Wang and Liang Mi and Zixu Hao and Weijun Wang and Hao Wu and Kun Li and Yunxin Liu and Ting Cao}, year = {2026}, eprint = {2606.08508}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2606.08508}, }