ResearchBenchmarksVehicle Routing Problem on CVRPLIB Set-X and Set-XXL (500 < n ≤ 1K)Vehicle Routing Problem on CVRPLIB Set-X and Set-XXL (500 < n ≤ 1K)Follow7.86Optimality GapSPACE-5.219283.0654171.35259.6346May 23, 2026Evaluation resultsMethodMethodLinksOptimality GapSPACEzero-shot=truezero-shot=true2026.057.86URSzero-shot=truezero-shot=true2026.058.68ReLD-MTLzero-shot=truezero-shot=true2026.059.44RF-TEzero-shot=truezero-shot=true2026.0512.3MTPOMOzero-shot=truezero-shot=true2026.0516.8RF-MVMoEzero-shot=truezero-shot=true2026.0518.8MVMoE/4E-Lzero-shot=truezero-shot=true2026.0519.61MVMoE/4Ezero-shot=truezero-shot=true2026.0526.41CaDAzero-shot=truezero-shot=true2026.05334.84