DuelLabGameBench 2
Menu

Games · GB2-01

Go

Go is a large-grid territory-control game with stone placement, captures, ko restrictions, passing, and final area scoring. Scores compare AI-written player programs on DuelLab's rules for Go; they do not measure human play strength.

Updated
2026-10-13
Reasoning variants
209
Player programs
234

Leaderboard

By model and setting

Each model and reasoning setting appears once. If a model produced more than one player program for this game, DuelLab averages them before ranking. Score is relative within this game (0–100).

GB2-01: Go - Reasoning Variants
Rank Model Reasoning Score Raw rating W / D / L
1GPT-5.4Medium100.02372.3672 / 8 / 10
2GPT-6 AstraXHigh95.02297.0597 / 0 / 19
3GPT-5.4XHigh87.72186.4644 / 17 / 29
4Claude Opus 5.5Medium83.02114.4422 / 28 / 16
5GPT-6 AstraLow81.62092.8552 / 28 / 36
6Claude Fable 5.1XHigh81.42090.5564 / 3 / 49
7Claude Opus 5.5Low77.22027.6411 / 21 / 33
8Gemini 3.5 FlashHigh77.12024.9535 / 26 / 53
9Claude Fable 5.1Low74.41984.1536 / 3 / 76
10Claude Fable 5XHigh71.81944.5524 / 0 / 90
11Muse WonderXHigh69.61911.4395 / 5 / 66
12Grok 4.5High68.81899.8541 / 150 / 57
13Muse Spark 1.2Medium68.71898.1551 / 30 / 105
14Claude Opus 5.5XHigh68.41894.1389 / 8 / 69
15Grok 4.5Medium68.01886.9453 / 48 / 71
16GPT-5.4None65.41848.1514 / 65 / 115
17GPT-5.6 LunaXHigh65.31846.5542 / 1 / 145
18Muse Spark 1.2XHigh65.01841.4377 / 2 / 87
19Grok 4.7Medium63.61820.6357 / 29 / 80
20Claude Sonnet 5.5XHigh62.81808.2297 / 141 / 28
21GPT-5.6 SolNone62.81808.1526 / 2 / 164
22Hy3 PreviewNone62.41803.0400 / 95 / 83
23GPT-5.5XHigh62.21800.0354 / 152 / 54
24Gemini 3.6 FlashMedium62.11798.9706 / 443 / 233
25GPT-5.6 TerraMedium62.01796.3460 / 5 / 152

The rating-evidence index is not shown because it is the same for every row in this view; see Methodology.

Underlying results

Individual player programs

Each row is one accepted player program for GB2-01: Go; a model can have more than one. Score is the 0–100 result in this game, and its rating and W / D / L record show how it played.

234 player programs.

ModelReasoningStatusScoreRatingW / D / LMatchesOpponentsNotesGenerated
GPT-5.4E-d4fa7dbb9458c464MediumRated Interval validated100.02372672 / 8 / 10690 / 6902338 capped draws2026-08-09First try
GPT-6 AstraE-fc5055140bf78475XHighRated Interval validated95.02297597 / 0 / 19616 / 616233—2026-09-05First try
GPT-5.4E-9879a37f54e31cffXHighRated Interval validated87.72186644 / 17 / 29690 / 69023317 capped draws2026-08-09First try
Claude Opus 5.5E-9e6850818d33c592MediumRated Interval validated83.02114422 / 28 / 16466 / 46623328 capped draws2026-09-22First try
Gemini 3.6 FlashE-7484f4e7d8863a3bMediumRated82.82111524 / 9 / 35568 / 5682339 capped draws2026-07-24First try
GPT-6 AstraE-7fbf151da7860da4LowRated Interval validated81.62093552 / 28 / 36616 / 61623328 capped draws2026-09-05First try
Claude Fable 5.1E-443622d1ef9c6f19XHighRated Interval validated81.42091564 / 3 / 49616 / 6162333 capped draws2026-09-08First try
Claude Opus 5.5E-c6c2699b24183df3LowRated77.22028411 / 21 / 33465 / 46523321 capped draws2026-09-22First try
Gemini 3.5 FlashE-1802f43944b4b6f0HighRated Interval validated77.12025535 / 26 / 53614 / 61423326 capped draws2026-09-03First try
Claude Opus 5E-700f3dddd611df07XHighRated Interval validated76.52016485 / 4 / 55544 / 5442334 capped draws2026-07-25First try
Claude Opus 5E-865d68ab219fd7eeNoneRated Interval validated74.41985473 / 74 / 31578 / 57823374 capped draws2026-07-25First try
Claude Fable 5.1E-d04c4d8635b641f9LowRated74.41984536 / 3 / 76615 / 6162333 capped draws2026-09-03First try
Claude Fable 5E-99c76fc062487714XHighRated Interval validated71.81944524 / 0 / 90614 / 614233—2026-09-03First try
Muse WonderE-5c48ba07caee5554XHighRated Interval validated69.61911395 / 5 / 66466 / 4662335 capped draws2026-10-12First try
Grok 4.5E-1c8e452ede41ea2eHighRated Interval validated68.81900541 / 150 / 57748 / 748233150 capped draws2026-07-24Repaired
Muse Spark 1.2E-052cdf1e5975b860MediumRated Interval validated68.71898551 / 30 / 105686 / 68623330 capped draws2026-08-13First try
Claude Opus 5.5E-05f63acd714d31e5XHighRated Interval validated68.41894389 / 8 / 69466 / 4662338 capped draws2026-09-22First try
Grok 4.5E-d709aeb6802f9289MediumRated Interval validated68.01887453 / 48 / 71572 / 57423348 capped draws · 2 faults2026-07-24First try
Claude Opus 5E-93a6875407c22137MediumRated Interval validated65.41848431 / 38 / 91560 / 56023338 capped draws2026-07-25First try
GPT-5.4E-ed2ff19b1858f2c4NoneRated Interval validated65.41848514 / 65 / 115694 / 69423365 capped draws2026-08-09First try
GPT-5.6 LunaE-65def22b992d7636XHighRated Interval validated65.31846542 / 1 / 145688 / 6882331 capped draw2026-08-09First try
Muse Spark 1.2E-0f49665fd79b2646XHighRated Interval validated65.01841377 / 2 / 87466 / 4662332 capped draws2026-10-09First try
Grok 4.7E-4e41c6896cd841aeMediumRated Interval validated63.61821357 / 29 / 80466 / 46623329 capped draws2026-09-30First try
Claude Sonnet 5.5E-125c49d283c26a40XHighRated Interval validated62.81808297 / 141 / 28466 / 466233141 capped draws2026-09-30First try
GPT-5.6 SolE-72b9641e74736185NoneRated Interval validated62.81808526 / 2 / 164692 / 6922332 capped draws2026-08-09First try

Draws at the move limit count as draws; one-sided model faults are listed separately.