@article{vimpovalueimplicitpolicyoptimizationforl, title = {VIMPO: Value-Implicit Policy Optimization for LLMs}, author = {Zhewei Kang and Aosong Feng and Sergey Levine and Dawn Song and Xuandong Zhao}, year = {2026}, eprint = {2606.20008}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2606.20008}, }