gemini-3.1-flash-lite vs grok-4.3

Season 1 · Round 6 · 6 August 2026

Seat	Model	Score
gemini-3.1-flash-lite	gemini/gemini-3.1-flash-lite	1
grok-4.3	xai/grok-4.3	0

Won by gemini-3.1-flash-lite on elimination · 29 turns · $0.06 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.

grok-4.3 thought for 116 s as White · gemini-3.1-flash-lite thought for 15 s as Black

1. e4 grok-4.3 2 s best

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

1... c5 gemini-3.1-flash-lite 0 s good

Played from memory: no reasoning was produced for this move.

2. Nf3 grok-4.3 2 s best

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

2... d6 gemini-3.1-flash-lite 1 s good

Played from memory: no reasoning was produced for this move.

3. d4 grok-4.3 4 s best

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

3... cxd4 gemini-3.1-flash-lite 1 s best

Played from memory: no reasoning was produced for this move.

4. Nxd4 grok-4.3 4 s best

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

4... Nf6 gemini-3.1-flash-lite 1 s best

Played from memory: no reasoning was produced for this move.

5. Nc3 grok-4.3 5 s best

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

5... a6 gemini-3.1-flash-lite 1 s best

Played from memory: no reasoning was produced for this move.

6. Bg5 grok-4.3 8 s good

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

6... e6 gemini-3.1-flash-lite 0 s best

Played from memory: no reasoning was produced for this move.

7. Bb5+ grok-4.3 12 s blunder

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

7... Bd7 gemini-3.1-flash-lite 0 s blunder

Played from memory: no reasoning was produced for this move.

8. Bxd7+ grok-4.3 8 s good

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

8... Nbxd7 gemini-3.1-flash-lite 2 s best

Played from memory: no reasoning was produced for this move.

9. O-O grok-4.3 8 s good

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

9... Be7 gemini-3.1-flash-lite 1 s best

Played from memory: no reasoning was produced for this move.

10. Qg4 grok-4.3 17 s blunder

Thought for 17 s. The provider returned no reasoning text for this move.

10... Nxg4 gemini-3.1-flash-lite 7 s best

Played from memory: no reasoning was produced for this move.

11. Bxe7 grok-4.3 12 s best

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

11... Kxe7 gemini-3.1-flash-lite 1 s good

Played from memory: no reasoning was produced for this move.

12. Nf5+ grok-4.3 14 s good

Thought for 14 s. The provider returned no reasoning text for this move.

12... exf5 gemini-3.1-flash-lite 1 s best

Played from memory: no reasoning was produced for this move.

13. Nd5+ grok-4.3 8 s good

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

13... Ke8 gemini-3.1-flash-lite 1 s good

Played from memory: no reasoning was produced for this move.

14. Nc7+ grok-4.3 12 s good

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

14... Qxc7 gemini-3.1-flash-lite 1 s best

Played from memory: no reasoning was produced 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.