New Chess Engines Diary Ranking CEDR - 01.12.2025

 

Dear readers,

Here is a new CEDR chess engine ranking list. The Chess Engines Diary team has conducted extensive tests, evaluating over 788,000 games. Please note that this database has been "cleaned," and we have excluded games that lasted fewer than 10 moves from the list.

All 788.872 games download

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

Pl	Engine	Rating	Score	Games	(%)
1	Stockfish 20241208	3759.0	376.50	678	55.53
2	Obsidian 15.14	3737.0	314.50	554	56.77
3	Reckless 0.8.0	3728.6	1124.00	1869	60.14
4	PlentyChess 6.0.18	3727.3	872.50	1576	55.36
5	Alexandria 8.1.2	3725.0	851.00	1430	59.51
6	Berserk 20250606	3719.9	586.50	1092	53.71
7	Integral 7.0.0 JA	3717.8	2955.50	5547	53.28
8	Dragon 3.3	3715.3	5914.00	11444	51.68
9	Caissa 1.22	3712.6	539.50	1042	51.78
10	Lc0 0.31.0	3700.9	343.50	654	52.52
11	RubiChess 20250520	3700.8	358.00	700	51.14
12	Clover 9.1 JA	3698.0	750.00	1554	48.26
13	Viridithas 17.0.0	3691.9	773.50	1148	67.38
14	Horsie 1.0.6 JA	3689.6	1149.00	2203	52.16
15	Stormphrax 7.0.0 JA	3686.2	1072.00	2235	47.96
16	Halogen 15.4.2	3686.0	267.00	526	50.76
17	Motor 0.9.0	3680.1	1242.00	2536	48.97
18	Lizard 11.2	3679.2	1283.50	2506	51.22
19	Arasan 25.1	3678.0	256.50	544	47.15
20	Starzix 6.1 JA	3676.5	639.50	1275	50.16