SkillsBench: Benchmarking How Well Agent Skills Work Across Diverse Tasks. - Xiangyi Li; Wenbo Chen; Yimin Liu; Shenghan Zheng; Xiaokun Chen; Yifeng He; Yubo Li; Bingran You; Haotian Shen; Jiankai Sun; Shuyi Wang; Qunhong Zeng; et al. (CoRR, 2026)