Benchmark menu

Per-game leaderboard

GB2-02: Chess

First compare each model and reasoning setting for GB2-02: Chess. Then inspect the individual player programs behind those combined results.

Chess

Chess is an 8x8 tactical piece-movement game with asymmetric pieces, castling, en passant, promotion, check, checkmate, and automatic draw rules.

Scores here compare player programs using DuelLab's encoded rules for Chess; they are not a broad measure of human play strength.

GB2-02: Chess by model and setting

Each model and reasoning setting appears once. If a model produced more than one accepted player program, DuelLab averages them before ranking. Raw rating, W / D / L, and uncertainty combine those contributing programs.

Reasoning level: Reasoning Variants Game: GB2-02: Chess
GB2-02: Chess - Reasoning Variants
Rank Model Reasoning Score Raw Elo W / D / L Uncertainty
1GPT-5.6 SolXHigh100.01830.055 / 13 / 016.4
2Claude Opus 4.8XHigh79.41737.939 / 27 / 216.4
3Claude Fable 5XHigh72.81707.437 / 31 / 215.6
4Claude Opus 5XHigh67.41694.747 / 30 / 1330.0
5Claude Fable 5Medium64.81673.831 / 27 / 618.3
6Claude Opus 5Medium63.41668.360 / 54 / 1019.2
7Claude Opus 5None61.01652.981 / 57 / 1213.6
8GPT-5.6 SolMedium54.51626.327 / 40 / 116.4
9Grok 4.5High52.11601.647 / 68 / 190.0
10GPT-5.6 TerraXHigh43.91577.214 / 41 / 1714.8
11GPT-5.5Medium40.31565.517 / 35 / 820.3
12Ox AlphaMax35.31595.117 / 10 / 185.3
13GPT-5.6 LunaMedium30.11517.61 / 63 / 217.3
14Muse Spark 1.2Medium28.91512.011 / 50 / 616.9
15Claude Sonnet 5Medium28.91513.74 / 55 / 319.2
16GPT-5.6 TerraNone28.21503.34 / 77 / 59.9
17Grok 4.5Medium28.21503.410 / 61 / 1310.5
18Grok 4.5Low27.71494.25 / 107 / 91.5
19Gemini 3.5 Flash LiteHigh27.31496.211 / 79 / 86.5
20GPT-5.6 SolNone27.11502.96 / 59 / 515.6
21GPT-5.6 LunaXHigh26.81502.95 / 58 / 317.3
22Gemini 3.5 FlashMedium26.71499.310 / 59 / 713.2
23Claude Opus 4.5None26.61497.34 / 68 / 811.8
24GPT-5.4Medium25.91495.25 / 68 / 412.9
25MiMo-V2.5-ProNone25.41495.35 / 58 / 715.6
26MiMo-V2.5Reasoning25.21492.23 / 63 / 1013.2
27Qwen3.7 MaxNone25.01494.08 / 55 / 516.4
28DeepSeek V4 FlashXHigh24.81497.14 / 47 / 721.3
29MiMo-V2.5High24.31494.12 / 49 / 920.3
30InklingNone24.31485.22 / 78 / 89.2
31LongCat 2.0Enabled24.11480.62 / 101 / 34.6
32Kimi K3Max23.81476.56 / 106 / 101.3
33Kimi K2.7 CodeEnabled23.41477.93 / 83 / 185.0
34Step 3.7 FlashMedium23.01483.21 / 67 / 614.0
35Kimi K3Low22.91469.48 / 130 / 100.0
36Gemini 3.5 Flash LiteMedium22.71474.50 / 103 / 24.8
37Qwen3.7 PlusEnabled22.61481.21 / 69 / 414.0
38Claude Opus 4.5Medium22.41469.02 / 118 / 100.0
39DeepSeek V4 ProNone22.11477.72 / 70 / 612.5
40GPT-5.6 TerraMedium21.91478.20 / 67 / 714.0
41GPT-5.4 MiniMedium21.91475.93 / 77 / 211.1
42Grok Build 0.1Enabled21.91477.03 / 73 / 212.5
43GPT-OSS 120BMedium21.71477.34 / 65 / 514.0
44GPT-5.4 NanoMedium21.51477.90 / 68 / 215.6
45Claude Opus 4.5Historical21.51482.41 / 108 / 721.4
46Gemini 3.1 Flash LiteNone21.51482.31 / 55 / 221.3
47Laguna S 2.1Enabled21.41466.60 / 223 / 92.5
48Qwen3.7 PlusNone20.81470.60 / 84 / 010.5
49Qwen3.8 MaxXHigh20.81521.13 / 13 / 174.1
50GPT-5.4 MiniNone20.51472.70 / 71 / 114.8
51Kimi K3High20.31464.17 / 78 / 175.5
52MiMo-V2.5Medium20.21471.43 / 132 / 914.8
53InklingMax20.21461.12 / 109 / 72.1
54GPT 5High20.01472.22 / 52 / 1217.3
55GPT 4.1None19.81469.51 / 60 / 1114.8
56DeepSeek V4 FlashNone19.81469.31 / 68 / 314.8
57MiMo-V2.5Reasoning19.81475.40 / 55 / 122.5
58Gemini 3.5 Flash LiteMinimal19.71458.02 / 226 / 201.0
59Nemotron 3 Ultra 550B A55BHigh19.71474.62 / 101 / 1121.9
60Qwen3.7 MaxEnabled19.71465.43 / 72 / 910.5
61GPT-5.4 NanoNone19.61467.13 / 139 / 1212.9
62GPT-5.5None19.61468.40 / 65 / 714.8
63Laguna S 2.1None19.31461.03 / 90 / 37.0
64GLM-5.2Medium19.21473.90 / 53 / 123.7
65Claude Opus 4.8None19.11467.13 / 63 / 415.6
66LongCat 2.0None19.01460.90 / 85 / 58.7
67Claude Sonnet 5None18.91466.01 / 61 / 815.6
68Claude Sonnet 5XHigh18.61465.61 / 62 / 516.4
69GLM-5.2None18.51469.51 / 108 / 521.9
70GPT-5.4None17.91460.91 / 61 / 1014.8
71Gemini 3.6 FlashMinimal17.41447.91 / 223 / 221.2
72Nemotron 3 Ultra 550B A55BMedium17.41457.41 / 71 / 413.2
73DeepSeek V4 FlashMedium17.01461.91 / 100 / 1521.4
74Muse Spark 1.2Minimal16.91457.93 / 57 / 816.4
75Ling 3.0 FlashNone16.71447.01 / 100 / 74.1
76Nex N2 ProNone16.61453.92 / 64 / 1013.2
77Minimax M3None16.51457.20 / 61 / 318.3
78Gemini 3.6 FlashMedium16.21450.81 / 74 / 511.8
79Claude Opus 4.8Medium16.01452.91 / 64 / 515.6
80Inkling SmallNone15.01493.00 / 18 / 071.0
81GPT-5.6 LunaNone14.71449.30 / 58 / 618.3
82Inkling SmallMedium14.21484.90 / 20 / 065.4
83GPT-OSS 120BHigh13.81446.20 / 52 / 1019.2
84Hy3 PreviewHigh13.51448.11 / 44 / 923.7
85Hy3 PreviewNone13.41445.00 / 54 / 620.3
86Claude Opus 4.5High13.11428.51 / 101 / 201.3
87Ling 3.0 FlashEnabled13.01458.02 / 95 / 2138.5
88Qwen3.8 MaxMedium11.81474.20 / 18 / 265.4
89Inkling SmallMax11.61482.90 / 15 / 177.5
90Ox AlphaHigh10.01482.27 / 24 / 1185.3
91Minimax M3Enabled9.51422.71 / 59 / 1414.0
92Qwen3.8 MaxMinimal7.51461.90 / 14 / 374.1
93Ox AlphaLow3.91454.41 / 28 / 1385.3

Individual player programs

Each row is one accepted player program for GB2-02: Chess. A model can appear more than once when it produced more than one program. Score is the normalized 0–100 result; Elo and W / D / L show the underlying play record. Confidence and evidence can be blank when too few compatible matches are available. Draws at the move limit count; one-sided model faults are listed separately.

Showing 111 player programs.
Player IDModelReasoningStatusScoreEloConfidenceW / D / LRated / attemptedOpponentsCapped drawsFaults / playersGeneration
E-cd3608270e8c00fdClaude Fable 5MediumRated64.8167431 / 27 / 664 / 663002 / 1First try · 2026-07-02
E-f6a30e7d9986c9b8Claude Fable 5XHighRated72.8170737 / 31 / 270 / 703100 / 1First try · 2026-07-03
E-03472a04778e9928Claude Opus 4.5Medium effort + 16,000 thinking tokensRated22.414692 / 118 / 10130 / 1305000 / 1First try · 2026-07-21
E-0454dbb9530f84f7Claude Opus 4.5Legacy_shared_thinking_budgetWaiting0 / 0 / 00 / 0000 / 1First try · 2026-07-02
E-16462f3d1f3a7b19Claude Opus 4.5Thinking field omittedRated26.614974 / 68 / 880 / 804000 / 1First try · 2026-07-02
E-3cbd11fb314c75e1Claude Opus 4.5Legacy_shared_thinking_budgetWaiting0 / 0 / 00 / 0000 / 1First try · 2026-07-02
E-63fde27ceab11930Claude Opus 4.5High effort + 32,000 thinking tokensRated13.114291 / 101 / 20122 / 1224600 / 1First try · 2026-07-21
E-a81bd03e764818f6Claude Opus 4.8XHighRated79.4173839 / 27 / 268 / 682900 / 1First try · 2026-07-03
E-c142942f4138c871Claude Opus 4.8Thinking field omittedRated19.114673 / 63 / 470 / 703400 / 1First try · 2026-07-02
E-ed71c4ecf219b609Claude Opus 4.8MediumRated16.014531 / 64 / 570 / 703500 / 1First try · 2026-07-02
E-50b401cafe71e710Claude Opus 5MediumRated62.0166230 / 26 / 662 / 623100 / 1First try · 2026-07-25
E-51ddad48e10b006fClaude Opus 5Thinking disabledRated64.9167048 / 20 / 876 / 763800 / 1First try · 2026-07-25
E-6b45cf5aebf0c66eClaude Opus 5XHighRated61.2166819 / 20 / 544 / 441700 / 1First try · 2026-07-25
E-772d1a710082ddb3Claude Opus 5Thinking disabledRated57.1163633 / 37 / 474 / 743700 / 1First try · 2026-07-25
E-8a5bf2e23121edf6Claude Opus 5MediumRated64.8167430 / 28 / 462 / 623100 / 1First try · 2026-07-25
E-fcdd98d74e80134aClaude Opus 5XHighRated73.5172228 / 10 / 846 / 461800 / 1First try · 2026-07-25
E-874db7679e1f7332Claude Sonnet 5MediumRated28.915144 / 55 / 362 / 623000 / 1First try · 2026-08-09
E-b46bdcad35bcea1dClaude Sonnet 5Thinking disabledRated18.914661 / 61 / 870 / 703200 / 1First try · 2026-08-09
E-d4d2fc700a2c74f1Claude Sonnet 5XHighRated18.614661 / 62 / 568 / 683000 / 1First try · 2026-08-09
E-08e2baea96c43eb4DeepSeek V4 FlashHighRated13.514470 / 50 / 656 / 562800 / 1First try · 2026-07-02
E-12dcb25370550495DeepSeek V4 FlashXHighRated24.814974 / 47 / 758 / 582900 / 1Repaired · 2026-07-02
E-1e168b9e73c26073DeepSeek V4 FlashHighRated20.414761 / 50 / 960 / 603000 / 1Repaired · 2026-07-01
E-3358fbcda6ab6f4dDeepSeek V4 FlashReasoning disabledRated19.814691 / 68 / 372 / 723600 / 1First try · 2026-07-02
E-6c3b019c1b20a09bDeepSeek V4 ProReasoning disabledRated22.114782 / 70 / 678 / 783900 / 1First try · 2026-07-02
E-20b3484be872df52Gemini 3.1 Flash LiteReasoning disabledRated21.514821 / 55 / 258 / 582900 / 1Repaired · 2026-07-02
E-ef7a835bdb46a90eGemini 3.5 FlashMediumRated26.7149910 / 59 / 776 / 763800 / 1Repaired · 2026-07-02
E-1010911d64a09b68Gemini 3.5 Flash LiteMinimalRated20.414612 / 108 / 12122 / 1224600 / 1Repaired · 2026-07-24
E-423f6c31467b8943Gemini 3.5 Flash LiteHighRated27.3149611 / 79 / 898 / 983700 / 1First try · 2026-07-24
E-dbbc5835674b5f2cGemini 3.5 Flash LiteMediumRated22.714750 / 103 / 2105 / 1054000 / 1First try · 2026-07-24
E-e65fdcb71f09a611Gemini 3.5 Flash LiteMinimalRated19.114550 / 118 / 8126 / 1264700 / 1Repaired · 2026-07-24
E-4492f6d65cd6280bGemini 3.6 FlashMinimalRated16.814451 / 109 / 10120 / 1204600 / 1First try · 2026-07-24
E-62275b0c39dda32aGemini 3.6 FlashMediumRated16.214511 / 74 / 580 / 804000 / 1First try · 2026-07-24
E-9c8b43dc41bad760Gemini 3.6 FlashMinimalRated18.114500 / 114 / 12126 / 1264500 / 1Repaired · 2026-07-24
E-e4707b8e4c581edeGPT 4.1NoneRated19.814691 / 60 / 1172 / 723600 / 1Repaired · 2026-07-02
E-4f8f0a47f75ab6b7GPT 5LowWaiting0 / 0 / 00 / 0000 / 1First try · 2026-07-21
E-5bccb9b671ce5eaeGPT 5HighRated20.014722 / 52 / 1266 / 663200 / 1First try · 2026-07-02
E-67423a89b95a1abaGPT-5.4MediumRated25.914955 / 68 / 477 / 773400 / 1First try · 2026-08-09
E-89c7c830b0d1a5cfGPT-5.4NoneRated17.914611 / 61 / 1072 / 723100 / 1First try · 2026-08-09
E-322cbb8be1559087GPT-5.4 MiniNoneRated20.514730 / 71 / 172 / 723500 / 1First try · 2026-07-02
E-6724998b59176607GPT-5.4 MiniMediumRated21.914763 / 77 / 282 / 823900 / 1First try · 2026-07-02
E-038a95fb13c8aa94GPT-5.4 NanoNoneRated19.614670 / 72 / 678 / 783900 / 1Repaired · 2026-07-09
E-be95cc83ce87847cGPT-5.4 NanoNoneRated19.714683 / 67 / 676 / 763800 / 1Repaired · 2026-07-02
E-d96eaa4f1d20c47bGPT-5.4 NanoMediumRated21.514780 / 68 / 270 / 703300 / 1Repaired · 2026-07-02
E-51e935956fa76015GPT-5.5NoneRated19.614680 / 65 / 772 / 723600 / 1First try · 2026-07-02
E-8460841e3919c568GPT-5.5MediumRated40.3156517 / 35 / 860 / 603000 / 1First try · 2026-07-02
E-02a02961ddfed4cfGPT-5.6 LunaXHighRated26.815035 / 58 / 366 / 663100 / 1First try · 2026-08-09
E-18fbed3cbf75c274GPT-5.6 LunaNoneRated14.714490 / 58 / 664 / 643100 / 1First try · 2026-08-09
E-2f3ae5ed2aa83217GPT-5.6 LunaMediumRated30.115181 / 63 / 266 / 663000 / 1First try · 2026-08-09
E-1d0646e1538c1b7aGPT-5.6 SolMediumRated54.5162627 / 40 / 168 / 683000 / 1First try · 2026-08-09
E-7b3b7d80a8f97b36GPT-5.6 SolNoneRated27.115036 / 59 / 570 / 703000 / 1First try · 2026-08-09
E-f939ae7c9b81e0ccGPT-5.6 SolXHighRated100.0183055 / 13 / 068 / 683100 / 1Repaired · 2026-08-09
E-1b12482867c807c9GPT-5.6 TerraXHighRated43.9157714 / 41 / 1772 / 723100 / 1First try · 2026-07-10
E-82ad98d8d570daabGPT-5.6 TerraMediumRated21.914780 / 67 / 774 / 743600 / 1Repaired · 2026-07-10
E-c6593bd789768bdbGPT-5.6 TerraNoneRated28.215034 / 77 / 586 / 864300 / 1Repaired · 2026-07-10
E-129026c5e53b35adLing 3.0 FlashEnabledLimited data6.014530 / 15 / 318 / 18900 / 1Repaired · 2026-07-24
E-fc495094a55d2f94Ling 3.0 FlashBaseline track (legacy evidence incomplete)Rated16.714471 / 100 / 7108 / 1084300 / 1First try · 2026-07-24
E-a00d8e3eb7dd07cfLongCat 2.0EnabledRated24.114812 / 101 / 3106 / 1064100 / 1Repaired · 2026-07-24
E-a0c74818516a7f27LongCat 2.0NoneRated19.014610 / 85 / 590 / 904500 / 1Repaired · 2026-07-24
E-0a492b508106c7e8Muse Spark 1.2MinimalRated16.914583 / 57 / 868 / 683100 / 1First try · 2026-08-13
E-2b12f5618349c056Muse Spark 1.2MediumRated28.9151211 / 50 / 667 / 673100 / 1First try · 2026-08-13
E-1e46941293882535Minimax M3Reasoning disabledRated16.514570 / 61 / 364 / 643100 / 1First try · 2026-07-02
E-cad87bcb23d33fefMinimax M3Reasoning enabledRated9.514231 / 59 / 1474 / 743300 / 1Repaired · 2026-07-02
E-85c8a9372a607001Kimi K2.7 CodeReasoning enabledRated23.414783 / 83 / 18104 / 1044900 / 1Repaired · 2026-07-02
E-0c4144684fc36307Kimi K3HighRated20.314647 / 78 / 17102 / 1023800 / 1First try · 2026-07-24
E-1beeecccf3f2c84fKimi K3MaxRated23.814776 / 106 / 10122 / 1224500 / 1Repaired · 2026-07-24
E-d3d3da42e99695b1Kimi K3LowRated22.914698 / 130 / 10148 / 1485400 / 1First try · 2026-07-24
E-811f47e902ce0d21Nex N2 ProReasoning disabledRated16.614542 / 64 / 1076 / 763700 / 1Repaired · 2026-07-11
E-2404d10bab26a254Nemotron 3 Ultra 550B A55BHighRated21.314811 / 53 / 458 / 582800 / 1Repaired · 2026-07-02
E-abd2cae3e3ff9bdbNemotron 3 Ultra 550B A55BHighRated18.114681 / 48 / 756 / 562800 / 1Repaired · 2026-07-11
E-bd70ebbd81fdbef0Nemotron 3 Ultra 550B A55BMediumRated17.414571 / 71 / 476 / 763700 / 1Repaired · 2026-07-02
E-8f0c6569aa132f8eGPT-OSS 120BMediumRated21.714774 / 65 / 574 / 743600 / 1First try · 2026-07-02
E-e5b4a3586049e1c9GPT-OSS 120BHighRated13.814460 / 52 / 1062 / 623100 / 1Repaired · 2026-07-02
E-7164ee63b9dd911aLaguna S 2.1EnabledRated22.114700 / 112 / 4116 / 1184100 / 1First try · 2026-07-24
E-ba56689188a301b2Laguna S 2.1EnabledRated20.614630 / 111 / 5116 / 1164300 / 1Repaired · 2026-07-24
E-d8c7a78cc7f666dcLaguna S 2.1NoneRated19.314613 / 90 / 396 / 964700 / 1Repaired · 2026-07-24
E-5f64c2ae9860ba38Qwen3.7 MaxReasoning disabledRated25.014948 / 55 / 568 / 683400 / 1First try · 2026-07-02
E-95265340f8562bfdQwen3.7 MaxReasoning enabledRated19.714653 / 72 / 984 / 844100 / 1Repaired · 2026-07-02
E-010dafcd7561851aQwen3.7 PlusReasoning disabledRated20.814710 / 84 / 084 / 844100 / 1Repaired · 2026-07-02
E-57293d5b71f14882Qwen3.7 PlusReasoning enabledRated22.614811 / 69 / 474 / 743400 / 1Repaired · 2026-07-02
E-20f9463bfdcb2c8aQwen3.8 MaxMinimalLimited data7.514620 / 14 / 317 / 17800 / 1First try · 2026-08-08
E-51f44e67337145d4Qwen3.8 MaxXHighLimited data20.815213 / 13 / 117 / 17900 / 1First try · 2026-08-18
E-7ca9241c6a1cf54fQwen3.8 MaxMediumLimited data11.814740 / 18 / 220 / 201000 / 1First try · 2026-08-08
E-06f983f13f9519d4Ox AlphaLowRated0.914410 / 9 / 514 / 14700 / 1First try · 2026-08-22
E-427d180a6aa40aa2Ox AlphaHighRated18.715214 / 8 / 214 / 14700 / 1First try · 2026-08-22
E-844b5265eeccbffbOx AlphaMaxRated30.915767 / 6 / 114 / 14700 / 1First try · 2026-08-22
E-8ad03916301062edOx AlphaHighRated11.414882 / 9 / 314 / 14700 / 1First try · 2026-08-22
E-aac195c51848d687Ox AlphaLowRated4.814590 / 10 / 414 / 14700 / 1First try · 2026-08-22
E-b4db3ddedfd59608Ox AlphaHighRated0.014371 / 7 / 614 / 14700 / 1First try · 2026-08-22
E-b633c9cf2d63b092Ox AlphaLowRated5.914641 / 9 / 414 / 14700 / 1First try · 2026-08-22
E-f1feaabe79bde601Ox AlphaMaxRated39.6161510 / 4 / 014 / 14700 / 1First try · 2026-08-22
E-0ccea44addccfff0Step 3.7 FlashMediumRated23.014831 / 67 / 674 / 743500 / 1Repaired · 2026-07-02
E-d910e47dd13c2c71Hy3 PreviewNoneRated13.414450 / 54 / 660 / 603000 / 1Repaired · 2026-07-02
E-fbf6af15f65f01d7Hy3 PreviewHighRated13.514481 / 44 / 954 / 562602 / 1Repaired · 2026-07-02
E-66a4f0abd099d8f1InklingNoneRated24.314852 / 78 / 888 / 884300 / 1Repaired · 2026-07-24
E-9468e854340a4e9bInklingMaxRated20.214612 / 109 / 7118 / 1204100 / 1Repaired · 2026-07-24
E-161b7f406eb4d549Inkling SmallNoneLimited data15.014930 / 18 / 018 / 18900 / 1First try · 2026-08-09
E-647caf2136958821Inkling SmallMediumLimited data14.214850 / 20 / 020 / 201100 / 1Repaired · 2026-08-09
E-d92a785d012f8e1bInkling SmallMaxLimited data11.614830 / 15 / 116 / 16900 / 1First try · 2026-08-09
E-0576181f89efa7a7Grok 4.5HighRated52.1160247 / 68 / 19134 / 1344900 / 1Repaired · 2026-07-24
E-88ab68f664bd3ea0Grok 4.5LowRated27.714945 / 107 / 9121 / 1214700 / 1First try · 2026-07-24
E-da5ea0258e71b6abGrok 4.5MediumRated28.2150310 / 61 / 1384 / 844200 / 1First try · 2026-07-24
E-99592fa0331c6679Grok Build 0.1Reasoning enabledRated21.914773 / 73 / 278 / 783700 / 1Repaired · 2026-07-02
E-39b08fe4c0318552MiMo-V2.5Reasoning disabledRated19.814750 / 55 / 156 / 562800 / 1First try · 2026-07-01
E-5b213ae773e821ccMiMo-V2.5Reasoning enabledRated25.214923 / 63 / 1076 / 763400 / 1Repaired · 2026-07-02
E-9077f1e8e006290bMiMo-V2.5HighRated24.314942 / 49 / 960 / 603000 / 1Repaired · 2026-07-02
E-a5f372b0e5962ee5MiMo-V2.5Reasoning enabledRated17.914620 / 64 / 468 / 683200 / 1Repaired · 2026-07-01
E-c37f25e181320efbMiMo-V2.5Reasoning enabledRated22.614813 / 68 / 576 / 763600 / 1Repaired · 2026-07-02
E-b9f44937a1269e8dMiMo-V2.5-ProReasoning disabledRated25.414955 / 58 / 770 / 703500 / 1First try · 2026-07-02
E-32435b01ac08ed41GLM-5.2HighRated19.214740 / 53 / 154 / 542700 / 1Repaired · 2026-07-11
E-4959351a96fd2b82GLM-5.2Reasoning disabledRated14.914530 / 55 / 358 / 582900 / 1Repaired · 2026-07-02
E-925b589068dc7268GLM-5.2Reasoning disabledRated22.114861 / 53 / 256 / 562800 / 1Repaired · 2026-07-11