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Stockfish 17.1 wins 1 League CEDR Season 07/2025, 2025.09.14-20

 


There was no surprise, as Stockfish 17.1 won the 1st Chess Engine League of Chess Engines Diary. The battle for second and third place was fierce, with three engines earning the same number of points. Ultimately, Integral 7 dev.8bab JA took second place, and Obsidian 16.14 JA took third.

The bottom three engines in the standings were relegated to the second league: Titan 1.1.0 JA, Uralochka 3.42a, and Koivisto 9.2 JA.

CEDR 736.088 games download (01.09.2025)

💾 Tournament download with 380 games
💻 Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB  🖬 GUI - Arena
👍 #chessenginesdiary Country - Poland, City - Malbork  🕓 Time 3'+3"


P Engine CEDR Score (Tie) Chg +/-/=
1: Stockfish 17.1 3761 23.0 / 38 428.50 +4 (+8 -0 =30)
2: Integral 7 dev.8bab JA 3718 21.5 / 38 404.50 +11 (+5 -0 =33)
3: Obsidian 16.14 JA 3738 21.5 / 38 402.25 +0 (+6 -1 =31)
4: PlentyChess 6.0.18 3731 21.5 / 38 400.75  +4 (+6 -1 =31)
5: Stormphrax 7.0.0 3695 20.5 / 38 381.50 +11 (+5 -2 =31)
6: Alexandria 8.1.2 3724 20.0 / 38 373.75 -8 (+3 -1 =34)
7: Lc0 0.32.0 3702 19.5 / 38 370.25 -4 (+1 -0 =37)
8: Clover 9.1 3672 19.5 / 38 365.50 +19 (+4 -3 =31)
9: Quanticade Orion 2.0 3663 19.0 / 38 358.50 +19 (+1 -1 =36)
10: Caissa 1.23 3714 19.0 / 38 356.50 -15 (+2 -2 =34)
11: Motor 0.9.0 3685 19.0 / 38 355.25 +8 (+2 -2 =34)
12: Rubichess 20250606 JA 3702 18.5 / 38 350.00 -11 (+0 -1 =37)
13: Berserk 20250622 3721 18.5 / 38 346.25 -19 (+1 -2 =35)
14: Dragon 3.3 3717 18.5 / 38 345.50 -19 (+3 -4 =31)
15: Lizard 11.2 3681 18.0 / 38 339.25  -4 (+1 -3 =34)
16: Viridithas 18.0.0 3698 17.5 / 38 334.00 -19 (+0 -3 =35)
17: Velvet 9.0.0 dev-7 JA 3627 17.0 / 38 321.50 +19 (+1 -5 =32)
18: Titan 1.1.0 JA 3642 17.0 / 38 321.25 +11 (+0 -4 =34)
19: Uralochka 3.42a 3666 17.0 / 38 319.50  -4 (+1 -5 =32)
20: Koivisto 9.2 JA 3615 14.0 / 38 266.00  -4 (+0 -10 =28)


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