Efficient Tool Use with Chain-of-Abstraction Reasoning Silin Gao1, Jane Dwivedi-Yu2, Ping Yu2, Xiaoqing Ellen Tan2, Ramakanth Pasunuru2, Olga Golovneva2, Koustuv Sinha2, Asli Celikyilmaz2, Antoine Bosselut1 1EPFL 2Meta Official poster for paper Efficient Tool Use with Chain-of-Abstraction Reasoning.