CVRPLib Capacitated Vehicle Routing Problem Library

Bound History

Instance XL-n3241-k115 (Set XL)

Plot

Value Status Reported By Timestamp Solution
$221{,}246$ BKS
Reported by Shiyao Bian (Independent Researcher), using an intelligent decompose-and-intensify matheuristic built around HGS-CVRP.
 2026/10/22 00:00:00
$221{,}248$
Improved solution reported by Qianlong Wang, Wenhui Bai, Zengle Ge, Huaiming Li and Annan Li (Famou Agent Team, Baidu AI Cloud), using a decomposition-based improvement heuristic.
 2026/09/11 00:00:00
$221{,}249$
From CVRP BKS Challenge.
 2026/02/07 01:13:02
$221{,}263$
Team: Sub-Appro
From CVRP BKS Challenge.
 2026/02/05 05:55:20
$221{,}264$
From CVRP BKS Challenge.
 2026/01/28 12:29:31
$221{,}266$
Team: Sub-Appro
From CVRP BKS Challenge.
 2026/01/24 12:07:44
$221{,}267$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/23 10:19:16
$221{,}271$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/22 18:25:28
$221{,}272$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/22 06:44:03
$221{,}279$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/22 05:47:40
$221{,}284$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/22 04:41:04
$221{,}288$
From CVRP BKS Challenge.
 2026/01/18 05:25:29
$221{,}290$
From CVRP BKS Challenge.
 2026/01/17 08:39:35
$221{,}293$
From CVRP BKS Challenge.
 2026/01/17 02:36:48
$221{,}304$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/14 16:01:48
$221{,}307$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/14 13:11:34
$221{,}312$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/14 12:10:37
$221{,}316$
Team: TQrouting
From CVRP BKS Challenge.
 2026/01/14 10:28:41
$221{,}318$
From CVRP BKS Challenge.
 2026/01/14 01:51:00
$221{,}355$
From CVRP BKS Challenge.
 2026/01/13 12:31:50
$221{,}368$
From CVRP BKS Challenge.
 2026/01/13 11:47:53
$221{,}370$
From literature until 2025.
 2025/12/31 00:00:00