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New Chess Engines Diary Ranking CEDR - 01.09.2025

 

Dear readers,

Here is a new CEDR chess engine ranking list. The Chess Engines Diary team has conducted extensive tests, evaluating over 730,000 games. Please note that this database has been "cleaned," and we have excluded games that lasted fewer than 10 moves from the list.


Here is a ranking list TOP 20 chess engines, complete ranking lists on our website: RATING

Chess Engines Diary Rating CEDR – 01.09.2025
generated with Ordo 0.9.9 (anchor Critter 1.6a with 3230)
All 736.088 games, Time:3’+3” Minimum 500 games
Pl Engine Rating Score Games (%)
1 Stockfish 20241208 3761.4 376.50 678 55.53
2 Obsidian dev-16.08 3736.7 305.50 509 60.02
3 PlentyChess 6.0.18 3731.2 354.00 667 53.07
4 Alexandria 8.0.0 3724.0 724.50 1258 57.59
5 Berserk 20250606 3721.5 586.50 1092 53.71
6 Integral 7 dev.322b JA 3718.9 462.50 727 63.62
7 Dragon 3.3 3717.4 5640.00 10911 51.69
8 Caissa 1.22 3714.4 539.50 1042 51.78
9 Lc0 0.31.0 3702.9 343.50 654 52.52
10 RubiChess 20250520 3702.6 358.00 700 51.14
11 Viridithas 18.0.0 JA 3698.7 452.00 756 59.79
12 Stormphrax 7.0.0 JA 3695.9 354.00 689 51.38
13 Horsie 1.0.6 JA 3692.0 1149.00 2203 52.16
14 Motor 0.9.0 3685.9 905.00 1802 50.22
15 Lizard 11.2 3681.3 1245.50 2428 51.30
16 Arasan 25.1 3680.1 256.50 544 47.15
17 Astra 6.1.1 3679.4 729.00 1246 58.51
18 Ethereal 14.25 3676.7 3642.00 6681 54.51
19 Starzix 6.1 JA 3675.4 547.00 1106 49.46
20 Clover 8.2.1 3672.9 429.00 677 63.37

Rating CEDR (Stockfish and derivatives) – 01.09.2025
generated with Ordo 0.9.9 (anchor Critter 1.6a with 3230)
All 736.088 games, Time:3’+3” Minimum 500 games
Pl Engine Rating Score Games (%)
1 JigSaw 5.9 3762.0 1732.00 2824 61.33
2 Stockfish 20241208 3761.4 376.50 678 55.53
3 Polyfish 221009 3760.7 315.00 520 60.58
4 SpecTral PB 071124 3759.8 921.00 1687 54.59
5 Dark SisTer 4 3759.7 304.00 503 60.44
6 SF PB 120624 3759.7 299.00 509 58.74
7 CorChess 20240927 3759.6 685.50 1200 57.13
8 SF-PRO2 04.12.2024 3759.5 341.00 555 61.44
9 Killfish 021224 3758.8 786.00 1483 53.00
10 Stockfish 20241122 Ivec 3758.3 346.50 592 58.53
11 BrainLearn 29 3758.3 625.00 1126 55.51
12 HypnoS 160524 3758.1 514.50 936 54.97
13 Sailfish 4.0 3758.1 534.00 1001 53.35
14 Yuliana 5.50 3757.5 1852.00 3267 56.69
15 Tactical Titan 3757.0 1057.00 2010 52.59
16 ShashChess 37 3756.5 1788.00 3328 53.73
17 Rems Sep24 3756.5 541.00 917 59.00
18 Deep Blue 20240518 3756.1 1407.50 2689 52.34
19 Artemis 4TR 3755.8 994.00 1811 54.89
20 Nebula-vortex 1.0 3755.5 330.50 534 61.89



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