2 papers
cs.AI2026
AJ-Bench: Benchmarking Agent-as-a-Judge for Environment-Aware Evaluation
Wentao Shi, Yu Wang, Yuyang Zhao +8
As reinforcement learning continues to scale the training of large language model-based agents, reliably verifying agent behaviors in complex environments has become increasingly c…
cs.LG2026
SFT-GRPO Data Overlap as a Post-Training Hyperparameter for Autoformalization
Xiaole Su, Kasey Zhang, Andy Lyu
Supervised fine-tuning (SFT) followed by Group Relative Policy Optimization (GRPO) is a common post-training recipe. We conduct a controlled ablation over SFT-GRPO data overlap, ev…