Chem. Sci., 2026, Advance Article DOI: 10.1039/D6SC04137J, Edge Article Wang Yue, Decheng An, Jiali Ren, Fangyuan Chen, Zhijun Hao, Jiaxi Song, Zejin Li, Wutao Yang, Shaoping Chen, Yuan Yu, Xian-Ming Zhang The integration of porous metal–organic frameworks (MOFs) with thermoelectric materials offers an effective route toward the phonon-glass electron crystal paradigm.