Author

Xuhan Zhu

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Jul 2026

ClawTrack: Towards Trace-Level Evaluation and Improvement of Real-World Autonomous Agents

ClawTrack is presented, a dual-assessment benchmark that simultaneously measures what an agent achieves (Task Score) and how it achieves it (Process Score) and finds that process scores effectively attribute success and failure to specific reasoning dimensions, filtering lucky passes invisible to outcome-only evaluation.

Xingjian Wu, Xuhan Zhu, Xing-Chen Liu et al. · arXiv.org · 0 citations

Jul 2026

Contrastive Reinforced Policy Optimization via Privileged Self-Distillation

Contrastive Reinforced Policy Optimization (CRPO) is introduced, which reformulates agentic OPSD from a contrastive learning perspective, and conducts group-wise contrast to preserve reliable, fine-grained optimization signals.

Xingjian Wu, Junlin Liu, Xing-Chen Liu et al. · arXiv.org · 1 citation