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New Chess Engines Diary Ranking CEDR - 01.01.2026

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Here is a new CEDR chess engine ranking list. The Chess Engines Diary team has conducted extensive tests, evaluating over 804,000 games. Please note that this database has been "cleaned," and we have excluded games that lasted fewer than 10 moves from the list.

All 804.617 games download

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

Chess Engines Diary Rating CEDR – 01.01.2026
generated with Ordo 0.9.9 (anchor Critter 1.6a with 3230)
All 804.617 games, Time:3’+3” Minimum 500 games
Pl Engine Rating Score Games (%)
1 Stockfish 20241208 3759.2 406.00 730 55.62
2 Obsidian dev-16.14 3727.3 1625.00 2891 56.21
3 Reckless 0.9.0 JA 3725.6 508.50 952 53.41
4 PlentyChess 7.0.0 JA 3724.2 365.00 703 51.92
5 Alexandria 8.1.2 3722.8 851.00 1430 59.51
6 Berserk 20250606 3717.7 586.50 1092 53.71
7 Integral 7.0.0 JA 3715.5 3409.00 6421 53.09
8 Dragon 3.3 3713.6 5942.00 11497 51.68
9 Caissa 1.22 3710.5 539.50 1042 51.78
10 Lc0 0.31.0 3699.5 343.50 654 52.52






11 RubiChess 20250520 3698.7 358.00 700 51.14
12 Clover 9.1 3694.3 262.00 519 50.48
13 Viridithas 17.0.0 3690.3 773.50 1148 67.38
14 Horsie 1.0.6 JA 3687.8 1149.00 2203 52.16
15 Stormphrax 7.0.0 JA 3684.7 1487.50 3109 47.84
16 Halogen 15.4.2 3683.6 267.00 526 50.76
17 Motor 0.9.0 3678.5 1360.50 2785 48.85
18 Lizard 11.2 3677.4 1283.50 2506 51.22
19 Arasan 25.1 3676.1 256.50 544 47.15
20 Starzix 6.1 JA 3674.3 639.50 1275 50.16


Stockfish and derivatives

Rating CEDR – 01.01.2026 (Stockfish and derivatives)
generated with Ordo 0.9.9 (anchor Critter 1.6a with 3230)
All 804.617 games, Time:3’+3” Minimum 500 games
Pl Engine Rating Score Games (%)
1 Stockfish 20241208 3759.2 406.00 730 55.62
2 JigSaw 5.9 3758.3 1732.00 2824 61.33
3 Polyfish 221009 3758.0 315.00 520 60.58
4 DarkSeid 6.7 EE 3756.5 287.50 512 56.15
5 Dark SisTer 4 3756.5 304.00 503 60.44
6 SpecTral PB 071124 3755.9 921.00 1687 54.59
7 SF-PRO2 04.12.2024 3755.9 341.00 555 61.44
8 CorChess 20240927 3755.8 685.50 1200 57.13
9 Killfish 021224 3754.8 786.00 1483 53.00
10 BrainLearn 29 3754.5 625.00 1126 55.51
11 HypnoS 160524 3754.5 514.50 936 54.97
12 Sailfish 4.0 3754.1 534.00 1001 53.35
13 Yuliana 5.50 3753.7 1852.00 3267 56.69
14 SF-POLY 200825 3753.4 455.50 771 59.08
15 Tactical Titan 3753.3 1057.00 2010 52.59
16 Nebula-vortex 1.0 3752.8 330.50 534 61.89
17 Rems Sep24 3752.7 541.00 917 59.00
18 ShashChess 37 3752.6 1788.00 3328 53.73
19 Deep Blue 20240518 3752.4 1407.50 2689 52.34
20 Artemis 18.2TR 3752.1 557.00 1004 55.48


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