InfoMosaic-Bench: Evaluating Multi-Source Information Seeking in Tool-Augmented Agents. - Yaxin Du; Yuanshuo Zhang; Xiyuan Yang; Yifan Zhou; Cheng Wang; Gongyi Zou; Xianghe Pang; Wenhao Wang; Menglan Chen; Shuo Tang; Zhiyu Li; Feiyu Xiong; et al. (CoRR, 2025)