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New Chess Engine Ranking CEDR for Stockfish and clones 01.02.2025

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In January 2025, our testers organized chess engine tournaments in which 33,436 games were played.Thanks to this, the ranking is calculated based on 576,727 games!

The list only includes chess engines that have played at least 500 games in our tests.
The game database has been "cleaned" of games that had less than 10 moves.


Here is a ranking list of 30 chess engines that are clones and derivatives of Stockfish.

Rating CEDR Stockfish and clones – 01.02.2025
generated with Ordo 0.9.9 (anchor Critter 1.6a with 3230)
All 576.727 games, Time:3’+3” Minimum 500 games
Pl Engine CEDR Score Games (%)
1 Stockfish 20241208 3775.8 343.00 624 54.97
2 JigSaw 5.9 3772.1 1732.00 2824 61.33
3 SpecTral PB 071124 3770.9 921.00 1687 54.59
4 Killfish 021224 3770.9 786.00 1483 53.00
5 Yuliana 6.0 3770.7 1159.50 2121 54.67
6 SF-PRO2 04.12.2024 3770.6 341.00 555 61.44
7 Sailfish 4.0 3770.5 519.00 971 53.45
8 CorChess 20241114 3770.3 674.00 1285 52.45
9 Stockfish 20241122 Ivec 3769.2 346.50 592 58.53
10 Brainlearn 30 3768.2 1945.00 3588 54.21
11 ShashChess 37 3768.1 1788.00 3328 53.73
12 HypnoS 160524 3767.7 514.50 936 54.97
13 Artemis 4TR 3767.5 994.00 1811 54.89
14 PROMENADE 3767.1 310.50 600 51.75
15 Tactical Titan 3767.0 1057.00 2010 52.59
16 Rems Sep24 3767.0 541.00 917 59.00
17 Marauders 4.0 3766.8 1351.00 2605 51.86
18 Deep Blue 20240518 3766.3 1407.50 2689 52.34
19 Private19sf 3766.0 1555.50 2805 55.45
20 Raid 3.6 TR 3765.8 4136.50 7711 53.64
21 Stockfish 17 3765.4 5364.00 9867 54.36
22 Kookaburra 3.00 3765.2 2089.50 3840 54.41
23 Steel Fighter III 3765.1 770.00 1300 59.23
24 Polyfish 221009 3765.1 315.00 520 60.58
25 Fidelio 17 3765.0 640.50 1156 55.41
26 Big Yuli GM 221024 3764.7 2088.50 3795 55.03
27 Dark SisTer PB 071124 3764.7 980.00 1819 53.88
28 SOLIDOR_AI 3764.3 403.50 803 50.25
29 Yuliirma 4.0 3764.0 2104.50 3832 54.92
30 MagicKnight 3763.8 690.50 1225 56.37

Complete ranking lists on our website: RATING







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