@article{whensafetyfailsbeforetheanswerbenchmarki, title = {When Safety Fails Before the Answer: Benchmarking Harmful Behavior Detection in Reasoning Chains}, author = {Ishita Kakkar and Enze Zhang and Rheeya Uppaal and Junjie Hu}, year = {2026}, eprint = {2604.19001}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2604.19001}, }