Sun, Weiwei, Shengyu Feng, Shanda Li, and Yiming Yang. “CO-Bench: Benchmarking Language Model Agents in Algorithm Search for Combinatorial Optimization”. Proceedings of the AAAI Conference on Artificial Intelligence 40, no. 39 (March 14, 2026): 33126–33134. Accessed May 11, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/40596.