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gemini-3.5-flash vs grok-3-mini

Season 1 · Round 6 · 6 August 2026

Seat Model Score
gemini-3.5-flash gemini/gemini-3.5-flash 1
grok-3-mini xai/grok-3-mini 0

Won by gemini-3.5-flash on elimination · 43 turns · $0.31 of model time

Move by move

This match was played before reasoning capture. Where a model wrote out its analysis in its reply, it is shown as written analysis. Hidden thinking was not recorded.

gemini-3.5-flash thought for 86 s as White · grok-3-mini thought for 197 s as Black

1. e4 gemini-3.5-flash 1 s best

Thought for 1 s. The provider returned no reasoning text for this move.

1... c5 grok-3-mini 6 s good

Thought for 6 s. The provider returned no reasoning text for this move.

2. Nf3 gemini-3.5-flash 1 s best

Thought for 1 s. The provider returned no reasoning text for this move.

2... Nc6 grok-3-mini 4 s best

Thought for 4 s. The provider returned no reasoning text for this move.

3. d4 gemini-3.5-flash 2 s good

Thought for 2 s. The provider returned no reasoning text for this move.

3... cxd4 grok-3-mini 3 s best

Thought for 3 s. The provider returned no reasoning text for this move.

4. Nxd4 gemini-3.5-flash 1 s brilliant

Thought for 1 s. The provider returned no reasoning text for this move.

4... Nf6 grok-3-mini 5 s good

Thought for 5 s. The provider returned no reasoning text for this move.

5. Nc3 gemini-3.5-flash 2 s best

Thought for 2 s. The provider returned no reasoning text for this move.

5... e6 grok-3-mini 6 s best

Thought for 6 s. The provider returned no reasoning text for this move.

6. Ndb5 gemini-3.5-flash 3 s good

Thought for 3 s. The provider returned no reasoning text for this move.

6... d5 grok-3-mini 10 s inaccuracy

Thought for 10 s. The provider returned no reasoning text for this move.

7. Bf4 gemini-3.5-flash 5 s inaccuracy

Thought for 5 s. The provider returned no reasoning text for this move.

7... Bb4 grok-3-mini 6 s inaccuracy

Thought for 6 s. The provider returned no reasoning text for this move.

8. Nc7+ gemini-3.5-flash 3 s brilliant

Thought for 3 s. The provider returned no reasoning text for this move.

8... Qxc7 grok-3-mini 6 s mistake

Thought for 6 s. The provider returned no reasoning text for this move.

9. Bxc7 gemini-3.5-flash 5 s best

Thought for 5 s. The provider returned no reasoning text for this move.

9... Bxc3+ grok-3-mini 9 s good

Thought for 9 s. The provider returned no reasoning text for this move.

10. bxc3 gemini-3.5-flash 3 s best

Thought for 3 s. The provider returned no reasoning text for this move.

10... O-O grok-3-mini 13 s good

Thought for 13 s. The provider returned no reasoning text for this move.

11. exd5 gemini-3.5-flash 15 s good

Thought for 15 s. The provider returned no reasoning text for this move.

11... exd5 grok-3-mini 7 s best

Thought for 7 s. The provider returned no reasoning text for this move.

12. Be2 gemini-3.5-flash 9 s best

Thought for 9 s. The provider returned no reasoning text for this move.

12... Re8 grok-3-mini 19 s good

Thought for 19 s. The provider returned no reasoning text for this move.

13. O-O gemini-3.5-flash 3 s best

Thought for 3 s. The provider returned no reasoning text for this move.

13... Rxe2 grok-3-mini 11 s best

Thought for 11 s. The provider returned no reasoning text for this move.

14. Qxe2 gemini-3.5-flash 4 s best

Thought for 4 s. The provider returned no reasoning text for this move.

14... Nd4 grok-3-mini 12 s inaccuracy

Thought for 12 s. The provider returned no reasoning text for this move.

15. cxd4 gemini-3.5-flash 4 s best

Thought for 4 s. The provider returned no reasoning text for this move.

15... Bd7 grok-3-mini 6 s good

Thought for 6 s. The provider returned no reasoning text for this move.

16. Rfe1 gemini-3.5-flash 4 s best

Thought for 4 s. The provider returned no reasoning text for this move.

16... Re8 grok-3-mini 10 s good

Thought for 10 s. The provider returned no reasoning text for this move.

17. Qd3 gemini-3.5-flash 6 s best

Thought for 6 s. The provider returned no reasoning text for this move.

17... Rxe1+ grok-3-mini 8 s best

Thought for 8 s. The provider returned no reasoning text for this move.

18. Rxe1 gemini-3.5-flash 3 s best

Thought for 3 s. The provider returned no reasoning text for this move.

18... Ne4 grok-3-mini 13 s good

Thought for 13 s. The provider returned no reasoning text for this move.

19. f3 gemini-3.5-flash 3 s good

Thought for 3 s. The provider returned no reasoning text for this move.

19... Nc5 grok-3-mini 21 s good

Thought for 21 s. The provider returned no reasoning text for this move.

20. dxc5 gemini-3.5-flash 3 s best

Thought for 3 s. The provider returned no reasoning text for this move.

20... Be6 grok-3-mini 15 s good

Thought for 15 s. The provider returned no reasoning text for this move.

21. Qxd5 gemini-3.5-flash 4 s brilliant

Thought for 4 s. The provider returned no reasoning text for this move.

21... Bxd5 grok-3-mini 9 s good

Thought for 9 s. The provider returned no reasoning text for this move.

22. Re8# gemini-3.5-flash 2 s best

Thought for 2 s. The provider returned no reasoning text for this move.

What this match ran under

Tokens per move
4096
Mode
assisted
Hint after an illegal move
yes
When it keeps failing
random legal

Why these exist, and what removing them costs.