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gpt-5.4-mini vs grok-4.3

Season 1 · Round 4 · 2 August 2026

Seat Model Score
gpt-5.4-mini openai/gpt-5.4-mini 0.5
grok-4.3 xai/grok-4.3 0.5

Drawn on score · 134 turns · $0.35 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.

gpt-5.4-mini thought for 52 s as White · grok-4.3 thought for 475 s as Black

1. e4 gpt-5.4-mini 1 s best

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

1... e5 grok-4.3 3 s best

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

2. Nf3 gpt-5.4-mini 1 s best

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

2... Nc6 grok-4.3 2 s best

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

3. Nxe5 gpt-5.4-mini 1 s blunder

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

3... Nxe5 grok-4.3 4 s best

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

4. Bc4 gpt-5.4-mini 1 s mistake

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

4... Nxc4 grok-4.3 7 s best

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

5. O-O gpt-5.4-mini 1 s good

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

5... Nf6 grok-4.3 4 s good

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

6. e5 gpt-5.4-mini 1 s good

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

6... Nxe5 grok-4.3 8 s best

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

7. Nc3 gpt-5.4-mini 1 s best

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

7... Bb4 grok-4.3 11 s good

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

8. Nd5 gpt-5.4-mini 1 s good

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

8... Nxd5 grok-4.3 7 s best

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

9. Re1 gpt-5.4-mini 1 s best

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

9... O-O grok-4.3 5 s good

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

10. Rxe5 gpt-5.4-mini 1 s best

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

10... Qe7 grok-4.3 20 s mistake

Thought for 20 s. The provider returned no reasoning text for this move.

11. Rxe7 gpt-5.4-mini 1 s best

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

11... Nxe7 grok-4.3 6 s good

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

12. Qf3 gpt-5.4-mini 1 s good

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

12... Nc6 grok-4.3 12 s brilliant

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

13. Qxf7+ gpt-5.4-mini 1 s blunder

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

13... Rxf7 grok-4.3 7 s good

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

14. Kf1 gpt-5.4-mini 1 s good

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

14... Nd4 grok-4.3 9 s good

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

15. Kg1 gpt-5.4-mini 1 s good

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

15... Nf3+ grok-4.3 5 s brilliant

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

16. Kf1 gpt-5.4-mini 1 s good

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

16... Nxd2+ grok-4.3 7 s brilliant

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

17. Bxd2 gpt-5.4-mini 1 s good

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

17... Rxf2+ grok-4.3 5 s inaccuracy

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

18. Kxf2 gpt-5.4-mini 1 s best

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

18... Bc5+ grok-4.3 3 s good

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

19. Kf1 gpt-5.4-mini 1 s good

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

19... Bd4 grok-4.3 17 s good

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

20. Bc1 gpt-5.4-mini 1 s good

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

20... c5 grok-4.3 12 s good

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

21. Bh6 gpt-5.4-mini 1 s good

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

21... gxh6 grok-4.3 7 s best

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

22. g3 gpt-5.4-mini 1 s good

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

22... Bxb2 grok-4.3 4 s good

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

23. Kg2 gpt-5.4-mini 1 s good

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

23... Bxa1 grok-4.3 3 s best

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

24. Kf2 gpt-5.4-mini 1 s best

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

24... Bd4+ grok-4.3 4 s good

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

25. Ke1 gpt-5.4-mini 1 s best

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

25... Bc3+ grok-4.3 5 s good

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

26. Kf1 gpt-5.4-mini 1 s good

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

26... Bb4 grok-4.3 15 s good

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

27. Kg2 gpt-5.4-mini 1 s good

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

27... c4 grok-4.3 8 s good

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

28. Kf1 gpt-5.4-mini 1 s good

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

28... Bc5 grok-4.3 13 s good

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

29. Kg2 gpt-5.4-mini 1 s good

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

29... c3 grok-4.3 7 s good

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

30. Kf3 gpt-5.4-mini 1 s good

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

30... Rb8 grok-4.3 14 s good

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

31. Kg4 gpt-5.4-mini 1 s good

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

31... h5+ grok-4.3 5 s good

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

32. Kxh5 gpt-5.4-mini 1 s good

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

32... Kg7 grok-4.3 26 s good

Thought for 26 s. The provider returned no reasoning text for this move.

33. Kg4 gpt-5.4-mini 1 s best

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

33... d5+ grok-4.3 4 s good

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

34. Kf4 gpt-5.4-mini 1 s best

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

34... Be3+ grok-4.3 5 s brilliant

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

35. Kf3 gpt-5.4-mini 1 s good

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

35... Bg4+ grok-4.3 5 s brilliant

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

36. Kxg4 gpt-5.4-mini 1 s good

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

36... h5+ grok-4.3 4 s good

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

37. Kxh5 gpt-5.4-mini 1 s good

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

37... Rh8+ grok-4.3 6 s best

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

38. Kg4 gpt-5.4-mini 1 s best

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

38... Rh4+ grok-4.3 7 s mistake

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

39. Kf3 gpt-5.4-mini 1 s inaccuracy

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

39... Rf4+ grok-4.3 4 s mistake

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

40. Kxe3 gpt-5.4-mini 1 s good

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

40... d4+ grok-4.3 16 s good

Thought for 16 s. The provider returned no reasoning text for this move.

41. Kxf4 gpt-5.4-mini 1 s best

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

41... d3 grok-4.3 4 s best

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

42. cxd3 gpt-5.4-mini 1 s best

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

42... c2 grok-4.3 4 s best

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

43. Ke3 gpt-5.4-mini 1 s good

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

43... c1=Q+ grok-4.3 3 s inaccuracy

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

44. Kf2 gpt-5.4-mini 1 s good

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

44... Qc2+ grok-4.3 4 s best

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

45. Kf1 gpt-5.4-mini 1 s good

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

45... Qd1+ grok-4.3 8 s good

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

46. Kg2 gpt-5.4-mini 1 s best

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

46... Qf3+ grok-4.3 6 s blunder

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

47. Kg1 gpt-5.4-mini 1 s blunder

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

47... Qe3+ grok-4.3 16 s best

Thought for 16 s. The provider returned no reasoning text for this move.

48. Kf1 gpt-5.4-mini 1 s best

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

48... Qc1+ grok-4.3 8 s best

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

49. Kf2 gpt-5.4-mini 1 s best

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

49... Qc2+ grok-4.3 6 s good

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

50. Ke1 gpt-5.4-mini 1 s best

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

50... Qd2+ grok-4.3 4 s blunder

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

51. Kxd2 gpt-5.4-mini 1 s best

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

51... b5 grok-4.3 5 s best

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

52. Kc2 gpt-5.4-mini 1 s best

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

52... b4 grok-4.3 5 s good

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

53. Kb1 gpt-5.4-mini 1 s good

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

53... b3 grok-4.3 4 s good

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

54. axb3 gpt-5.4-mini 1 s best

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

54... a5 grok-4.3 6 s best

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

55. b4 gpt-5.4-mini 1 s good

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

55... axb4 grok-4.3 8 s best

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

56. d4 gpt-5.4-mini 1 s best

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

56... b3 grok-4.3 4 s good

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

57. d5 gpt-5.4-mini 1 s good

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

57... Kf6 grok-4.3 10 s best

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

58. d6 gpt-5.4-mini 1 s best

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

58... Ke6 grok-4.3 13 s best

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

59. d7 gpt-5.4-mini 1 s best

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

59... Kxd7 grok-4.3 3 s best

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

60. h3 gpt-5.4-mini 1 s best

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

60... Kc6 grok-4.3 7 s good

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

61. Ka1 gpt-5.4-mini 1 s good

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

61... b2+ grok-4.3 5 s best

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

62. Kxb2 gpt-5.4-mini 1 s best

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

62... Kd5 grok-4.3 5 s best

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

63. Kb3 gpt-5.4-mini 1 s best

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

63... Ke5 grok-4.3 4 s best

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

64. Kb4 gpt-5.4-mini 1 s best

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

64... Kf5 grok-4.3 6 s best

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

65. h4 gpt-5.4-mini 1 s best

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

65... Kg4 grok-4.3 4 s best

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

66. h5 gpt-5.4-mini 1 s blunder

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

66... Kxh5 grok-4.3 6 s best

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

67. g4+ gpt-5.4-mini 1 s best

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

67... Kxg4 grok-4.3 5 s best

Thought for 5 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.