ResearchBenchmarksOrienteering Problem on OP N=100 standard (test)Orienteering Problem on OP N=100 standard (test)Follow30.358Objective ValueDeepACO29.1526429.4655729.778530.09143Jan 28, 2026Evaluation resultsMethodMethodLinksObjective ValueOptimality GapDeepACO2026.0130.3580PathWiseLLM backbone=GPT-4o-miniLLM backbone=GPT-4o-mini2026.0130.2830.25PathWiseLLM backbone=GPT-5-nan...LLM backbone=GPT-5-nano (reasoning: medium)2026.0130.0051.16PathWiseLLM backbone=GPT-5-nan...LLM backbone=GPT-5-nano (reasoning: low)2026.0129.7162.11ACO2026.0129.1993.82