CHESS BENCHMARK · CHESS960

Claude Sonnet 5.5 vs Stockfish 1320

Chess960. Claude Sonnet 5.5 played Black against Stockfish 1320 (1,320). Result 1-0, adjudicated: decisive advantage, after 126 plies. All of Claude Sonnet 5.5's games.

RESULT1-0

ENDED BYadjudicated: decisive advantage

MODEL TIME12.3 min

COST$1.04 (API-equivalent)

TOKENS IN / OUT82,216 / 71,004

REQUESTS68

[Event "Model Cadence Bench"] [Site "https://modelcadence.com/bench/chess"] [Date "????.??.??"] [Round "?"] [White "Stockfish 1320"] [Black "Claude Sonnet 5.5"] [Result "1-0"] [FEN "rbnkqrbn/pppppppp/8/8/8/8/PPPPPPPP/RBNKQRBN w KQkq - 0 1"] [SetUp "1"] [Variant "Chess960"] 1. Ng3 d5 2. d4 Nb6 3. Nd3 c6 4. Nf5 g6 5. Nh6 f6 6. Nc5 Kc7 7. a3 Bf7 8. Ba2 Be6 9. Nxe6+ Kc8 10. e4 Rf7 11. O-O-O Qd7 12. exd5 Nxd5 13. Kb1 Bf4 14. Nxf7 Qxe6 15. Qxe6+ Kb8 16. Ka1 Nxf7 17. Qe1 e6 18. Bc4 Nb6 19. Bb3 Nd8 20. Qb4 Nd5 21. Qe1 Nf7 22. Ba2 Bd6 23. g3 Kc7 24. h4 Rd8 25. Qxe6 Nh6 26. Bh2 Be7 27. Qe2 Bd6 28. g4 Bxh2 29. a4 Re8 30. Qf3 Nb4 31. Bb3 Re6 32. Qg2 Bf4 33. Qf3 Bd6 34. Rg1 Nd5 35. Qh3 Nf7 36. a5 Nb4 37. Qf3 Nd5 38. h5 g5 39. Qh1 Re7 40. Bc4 Nb4 41. Rc1 Nh6 42. Kb1 Nf7 43. Bxf7 Rxf7 44. Qh3 Nd5 45. c3 Re7 46. c4 Nf4 47. Qc3 Ne2 48. Qc2 Nxg1 49. Rxg1 h6 50. Qd3 Kb8 51. Qb3 Kc7 52. d5 c5 53. Qf3 Be5 54. d6+ Bxd6 55. Qxf6 Re2 56. Ka2 Be5 57. Qf7+ Kb8 58. Qe8+ Kc7 59. Qf7+ Kb8 60. Rb1 Kc8 61. Qf8+ Kd7 62. Rd1+ Kc7 63. Qxc5+ Kb8 1-0