arXivYanfei Zhang, Xu Lin, Chenglin WuTue, May 26, 2026, 8:07 AM PDT
score 16.4
AI agents learn better by fixing individual step mistakes, not whole trajectories
Original: StepOPSD: Step-Aware Online Preference Distillation for Agent Reinforcement Learning
Source: arxiv.org ↗
Writing ELI5 summary…