KCEC
(Kirr's Chess Engine Comparison)
A tournament of original free chess engines
June 16, 2013
Testing summary:
Total: 135,679 games
played by 202 programs
1398 CPU days (X2 4600+)

White wins: 55,227 (40.7%)
Black wins: 47,434 (35.0%)
Draws: 33,018 (24.3%)
White score: 52.9%

Engine Details

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Show each game results
Muse 0.899b UCI#69  (2474+16
−16		)Quote
Author: Martin Fierz (Switzerland) Released: 2004-10-24Link: Homepage
Issues with this engine: Occasional crashes.
This is the only Muse version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   Bruja 1.9 64-bit JA No-int-book2584+18
−18		(+110)6.5 − 19.5
(+2−15=9)
25.0%
6.5 / 26
0.0%
−62
54.9%
1542
0.75
846
0 0 = = = = 0 = 0 0 0 0 0 1 0 0 = 0 0 1 0 = = 0 0 =
–   Tao 5.62574+17
−17		(+100)12.5 − 13.5
(+10−11=5)
48.1%
12.5 / 26
0.0%
+85
57.6%
2021
0.98
1164
1 1 1 0 0 0 0 1 1 0 1 0 0 1 1 = 0 1 = 0 1 0 0 = = =
–   Twisted Logic 20080404x2568+18
−18		(+94)6.5 − 17.5
(+5−16=3)
27.1%
6.5 / 24
0.0%
−91
48.1%
2045
0.94
984
0 0 0 1 0 0 1 0 0 0 0 0 = 1 1 = 0 = 0 0 0 1 0 0
–   Arasan 10.0 64-bit2564+17
−17		(+90)10.5 − 17.5
(+7−14=7)
37.5%
10.5 / 28
0.0%
−4
55.1%
1957
0.76
1078
0 0 0 = = 0 0 0 0 1 0 0 = = 1 = 0 = 0 = 1 0 1 0 1 0 1 1
–   Abrok 5.02561+17
−17		(+87)12.5 − 13.5
(+7−8=11)
48.1%
12.5 / 26
0.0%
+75
51.1%
1478
0.88
755
1 0 1 = 0 = = 1 = 0 1 0 = = = 1 0 0 = 0 = 1 0 = 1 =
–   Amyan 1.5972552+17
−17		(+78)10.5 − 14.5
(+9−13=3)
42.0%
10.5 / 25
0.0%
+13
55.7%
2106
0.61
1174
0 = 1 1 0 0 = 1 1 0 0 1 0 0 0 0 0 1 = 0 0 1 1 1 0
–   Matacz 1.3 HT74 5-men-egbb2551+18
−18		(+77)11 − 14
(+8−11=6)
44.0%
11.0 / 25
0.0%
+29
53.3%
1399
0.81
746
0 = 0 1 0 0 0 1 1 0 1 0 1 = = 0 0 0 = 1 1 1 = 0 =
–   SpiderChess 0706032546+17
−17		(+72)15 − 12
(+11−8=8)
55.6%
15.0 / 27
0.0%
+111
54.0%
1740
0.72
940
0 0 = 0 = 1 = 1 1 1 1 0 1 1 0 = 1 0 1 = 1 = 1 = = 0 0
–   Quark 2.352536+16
−16		(+62)8.5 − 14.5
(+4−10=9)
37.0%
8.5 / 23
0.0%
−19
52.8%
1054
0.78
556
= 0 0 1 = = 0 = 1 = 0 0 1 = 0 0 1 0 = = = 0 0
–   Gaia 3.5 64-bit2536+17
−17		(+62)10 − 22
(+8−20=4)
31.3%
10.0 / 32
0.0%
−85
54.5%
2618
0.92
1427
0 1 0 1 = 0 = 1 0 0 0 0 0 0 0 0 1 1 0 = 0 1 0 1 1 0 0 0 0 0 = 0
–   King of Kings 2.562536+18
−18		(+62)8 − 16
(+4−12=8)
33.3%
8.0 / 24
0.0%
−44
49.5%
1522
0.78
753
0 1 0 0 = = 0 1 0 0 0 = 0 = 1 = 1 0 0 = = 0 0 =
–   LambChop 10.992531+17
−17		(+57)8.5 − 16.5
(+6−14=5)
34.0%
8.5 / 25
0.0%
−56
58.3%
1656
0.63
966
0 0 0 = 1 0 0 1 0 0 0 = 0 0 0 = 1 1 = 1 = 0 1 0 0
–   Dragon 4.62524+16
−16		(+50)10 − 16
(+6−12=8)
38.5%
10.0 / 26
0.0%
−25
51.8%
1513
0.58
784
0 = 1 = = 0 0 1 1 1 0 0 0 0 = 1 0 0 0 = = 0 0 = 1 =
–   Nejmet 3.072521+16
−16		(+47)11 − 16
(+9−14=4)
40.7%
11.0 / 27
0.0%
−24
53.4%
2123
0.70
1133
= 1 1 0 0 0 0 1 1 1 1 0 0 = 1 0 = = 0 0 1 0 0 0 1 0 0
–   Snitch 1.6.2 32-bit2521+15
−15		(+47)12 − 15
(+7−10=10)
44.4%
12.0 / 27
0.0%
+10
49.1%
1618
0.83
794
= 1 1 1 0 0 = 0 0 = 0 = = = = 0 = 0 1 = 0 1 1 1 0 0 =
–   RomiChess P3k 64-bit2502+18
−18		(+28)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
0.9%
−29
61.2%
2494
0.70
1526
= 1 = 1 0 0 1 1 = = 0 = 0 0 0 0 0 1 1 = 0 = 0 0 0 0 1 0 1 1 1 0
–   Amy 0.8.7b DC2500+17
−17		(+26)20.5 − 7.5
(+17−4=7)
73.2%
20.5 / 28
1.1%
+187
54.5%
1956
0.90
1066
= 1 1 1 = 0 1 1 1 1 1 0 = 1 1 1 1 = = 0 1 1 = = 1 1 0 1
–   KnightDreamer 3.32499+16
−16		(+25)11 − 16
(+7−12=8)
40.7%
11.0 / 27
1.4%
−38
56.5%
1815
0.61
1026
0 0 1 1 0 = 0 1 0 = = 0 1 = = = 0 = 0 1 0 0 0 = 1 1 0
–   Francesca MAD 0.13 Nobook2493+19
−19		(+19)9.5 − 13.5
(+7−11=5)
41.3%
9.5 / 23
6.1%
−42
60.0%
1524
0.98
914
1 1 = 1 0 0 0 = 0 0 1 1 0 = = 0 0 1 0 1 0 0 =
–   Leila 0.53h2490+17
−17		(+16)14 − 12
(+10−8=8)
53.8%
14.0 / 26
7.4%
+41
55.8%
1522
1.11
849
= 0 = 0 0 = 1 1 1 = = 1 0 0 0 1 = 1 1 1 = 1 = 0 1 0
–   Diablo 0.5.1 JA2482+16
−16		(+8)19 − 13
(+12−6=14)
59.4%
19.0 / 32
23.9%
+65
55.2%
1598
0.72
882
1 = 0 1 = = 0 1 = 1 = 1 0 1 = = 0 = 0 0 1 1 1 = = = 1 1 = = = 1
–   PostModernist 10162480+16
−16		(+6)15.5 − 16.5
(+13−14=5)
48.4%
15.5 / 32
30.8%
−6
56.3%
2797
0.85
1574
0 = 1 1 1 0 0 1 = 1 0 1 0 0 = 1 1 1 = 0 1 0 0 = 1 0 1 0 0 1 0 0
–   Djinn 0.925x2479+16
−16		(+5)13.5 − 13.5
(+8−8=11)
50.0%
13.5 / 27
32.5%
+5
54.6%
1252
0.74
683
1 = 1 = 1 0 0 0 1 = 0 0 = = = 0 1 = 1 1 = = = 0 0 = 1
–   Comet B682478+14
−14		(+4)10 − 17
(+7−14=6)
37.0%
10.0 / 27
36.0%
−94
51.8%
1743
0.70
903
0 0 = 0 1 0 0 0 = 0 0 0 0 0 1 0 1 = = = 1 1 1 1 = 0 0
–   Sjeng 12.132475+14
−14		(+1)11 − 14
(+6−9=10)
44.0%
11.0 / 25
46.6%
−37
57.2%
1349
0.92
771
1 = 0 1 0 = = = = = 0 1 0 = 1 0 = = 0 1 0 1 = 0 0
–   Queen 4.032466+17
−17		(−8)14 − 18
(+9−13=10)
43.8%
14.0 / 32
76.6%
−50
51.5%
2017
0.77
1038
0 0 0 0 = 1 1 = = = 1 = = 0 1 0 = = 0 0 = 0 0 0 1 1 0 1 1 1 0 =
–   The Crazy Bishop 00522460+15
−15		(−14)12 − 16
(+11−15=2)
42.9%
12.0 / 28
90.8%
−73
53.5%
2511
0.64
1343
0 0 1 0 0 0 1 0 1 1 0 = 1 1 = 1 1 1 0 0 0 0 1 0 0 1 0 0
–   Patzer 3.802460+16
−16		(−14)16 − 16
(+13−13=6)
50.0%
16.0 / 32
90.7%
−16
50.7%
2004
1.31
1017
0 = 1 1 0 0 1 = 1 1 1 = 1 0 0 1 1 0 0 = 0 1 0 = 0 1 0 0 0 1 = 1
–   Der Bringer 1.92455+15
−15		(−19)13 − 10
(+8−5=10)
56.5%
13.0 / 23
96.4%
+20
50.7%
1145
0.66
580
= = 1 = 0 0 0 1 = 1 = 0 1 = 1 = = = 1 1 0 = 1
–   Gosu 0.162455+16
−16		(−19)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
96.1%
+16
55.5%
2136
1.05
1186
= 0 = 0 0 0 1 1 = 1 0 = 1 1 = 1 1 = 1 0 = 0 0 1 0 0 1 1 0 1 1 1
–   Phalanx XXII Reborn JA2452+15
−15		(−22)16 − 11
(+12−7=8)
59.3%
16.0 / 27
98.2%
+41
51.8%
1679
0.72
870
= 1 0 1 = 1 0 0 1 1 = 1 = 0 0 1 0 1 1 = = 1 0 = 1 = 1
–   Homer 2.012452+17
−17		(−22)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
97.8%
−78
51.1%
1902
1.00
972
1 1 = 1 1 0 0 = = = 0 0 0 0 0 1 1 1 0 1 1 = 0 1 0 0 0 = 0 0 = 0
–   Betsy 6.51 Nobook2450+15
−15		(−24)13 − 16
(+9−12=8)
44.8%
13.0 / 29
98.7%
−61
54.0%
2057
0.88
1111
= 0 0 = 0 0 1 = = 1 0 0 = 1 = 1 0 1 1 1 0 0 = 0 1 0 = 0 1
–   GNU Chess 5.07.9b 64-bit JA2448+16
−16		(−26)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
99.2%
+7
50.0%
2236
0.81
1117
0 1 1 0 0 = 1 1 0 0 0 0 1 = 0 0 = = 0 = = = 1 1 1 1 1 1 1 = = 1
–   Amateur 2.822446+15
−15		(−28)15.5 − 11.5
(+14−10=3)
57.4%
15.5 / 27
99.6%
+33
51.7%
2555
0.87
1321
1 1 = 0 0 0 1 1 0 0 1 0 1 0 0 = 1 = 1 1 1 1 1 0 1 0 1
–   Tytan 9.32 64-bit2429+17
−17		(−45)21 − 11
(+17−7=8)
65.6%
21.0 / 32
100.0%
+65
  
1 = 1 1 0 1 1 0 1 = 0 1 = 1 1 = 1 1 1 1 0 = 0 1 = 0 1 1 = 0 = 1
–   Sage 3.532424+19
−19		(−50)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
100.0%
+33
50.3%
2457
0.87
1237
= 0 1 0 1 1 1 0 0 1 0 1 1 = 1 = 1 1 1 = 0 1 1 1 = 1 1 0 0 1 0 0
–   Sorgenkind 0.42421+18
−18		(−53)17 − 15
(+14−12=6)
53.1%
17.0 / 32
100.0%
−28
52.3%
2323
0.97
1214
= 1 0 1 0 1 1 1 0 1 1 1 0 = 1 1 = 0 1 0 = 1 0 = = 0 0 0 0 1 0 1
–   Horizon 4.42419+18
−18		(−55)21.5 − 10.5
(+18−7=7)
67.2%
21.5 / 32
100.0%
+69
52.3%
2199
1.16
1150
1 1 1 = 1 1 1 1 0 1 1 0 0 0 1 = 0 1 1 1 0 = = 1 = 1 1 = 1 0 1 =
–   Thor's Hammer 2.28 32-bit2417+15
−15		(−57)15.5 − 11.5
(+12−8=7)
57.4%
15.5 / 27
100.0%
−5
54.1%
1576
0.90
853
= 1 1 1 = 1 1 1 = 1 0 0 1 1 1 0 0 0 0 1 0 = 0 = = 1 =
–   Arion 1.72415+16
−16		(−59)12 − 10
(+9−7=6)
54.5%
12.0 / 22
100.0%
−33
56.0%
1510
0.94
845
= 0 1 = 1 1 0 1 1 0 1 0 1 = 0 0 = 0 1 = = 1
–   AICE 0.99.22411+16
−16		(−63)17.5 − 14.5
(+16−13=3)
54.7%
17.5 / 32
100.0%
−25
54.4%
2649
0.70
1440
1 = 1 1 0 = 1 1 1 1 1 0 1 1 0 0 0 0 0 1 0 0 = 1 0 1 1 0 1 0 0 1
–   Chezzz 1.0.32409+15
−15		(−65)14.5 − 12.5
(+11−9=7)
53.7%
14.5 / 27
100.0%
−41
54.8%
1911
0.94
1048
= 1 0 1 = 1 = 0 0 1 = = 1 1 0 0 1 0 0 1 = 1 = 0 1 0 1
–   Asterisk 0.62402+17
−17		(−72)19.5 − 12.5
(+13−6=13)
60.9%
19.5 / 32
100.0%
−3
51.0%
2232
0.70
1139
= = 1 1 = 0 = 1 1 = 0 1 = 1 1 1 = = 1 0 1 1 = = 1 0 0 1 = = 0 =
–   Resp 0.19 64-bit JA Nobook2402+16
−16		(−72)7 − 2
(+6−1=2)		77.8%
7.0 / 9
100.0%
+13556.7%
649
0.85
368
0 1 = 1 1 1 1 1 =
–   Averno 0.812396+15
−15		(−78)14.5 − 7.5
(+11−4=7)
65.9%
14.5 / 22
100.0%
+27
51.8%
1229
0.69
637
0 1 1 = 1 1 = = 1 1 = 1 = 0 0 1 = 1 = 1 1 0
–   Scidlet 3.61 64-bit JA2390+15
−15		(−84)18.5 − 10.5
(+14−6=9)
63.8%
18.5 / 29
100.0%
+8
60.0%
1904
0.81
1143
1 1 = = 0 0 0 = 1 1 1 1 = 0 1 = 1 = 1 0 1 1 0 = 1 1 1 = =
–   KnightX 1.922385+15
−15		(−89)17.5 − 10.5
(+14−7=7)
62.5%
17.5 / 28
100.0%
0
54.4%
1746
0.79
949
= 1 0 1 1 1 = 1 = 1 = 0 1 1 0 0 1 0 0 = 1 1 1 0 = = 1 1
–   Eeyore 1.482384+15
−15		(−90)12 − 12
(+9−9=6)
50.0%
12.0 / 24
100.0%
−84
52.3%
1487
0.98
778
= 0 1 = 1 0 1 = = 0 0 1 0 1 0 0 0 1 1 1 0 = = 1
–   Ayito 0.2.9942371+16
−16		(−103)13.5 − 12.5
(+11−10=5)
51.9%
13.5 / 26
100.0%
−88
51.0%
2547
1.05
1300
= 1 = 1 0 1 1 1 0 1 1 1 = 0 0 0 0 0 1 1 0 = 1 = 0 0
–   Matilde 2008 64-bit2368+15
−15		(−106)19 − 13
(+16−10=6)
59.4%
19.0 / 32
100.0%
−35
53.5%
2192
0.87
1172
= 1 0 1 1 0 0 1 0 0 = 1 0 = = 1 1 = 1 = 1 0 1 1 1 1 0 1 0 1 0 1
–   EXchess 5.01 beta 64-bit JA2355+14
−14		(−119)21.5 − 8.5
(+19−6=5)
71.7%
21.5 / 30
100.0%
+48
54.7%
2197
0.73
1201
1 1 0 1 1 = 1 1 1 1 0 0 = 1 1 1 1 1 = 1 0 1 = = 0 1 1 1 1 0
–   Esc 1.162345+15
−15		(−129)18 − 6
(+16−4=4)
75.0%
18.0 / 24
100.0%
+68
54.4%
1780
0.72
969
= 1 0 0 = 0 1 1 1 = 1 = 1 0 1 1 1 1 1 1 1 1 1 1
–   GNU Chess 5.07 64-bit JA2332+22
−22		(−142)16.5 − 11.5
(+15−10=3)
58.9%
16.5 / 28
100.0%
−72
51.5%
1725
0.64
888
1 = 1 0 1 1 = 1 0 1 0 0 1 1 1 0 0 1 0 0 1 0 1 0 1 = 1 1
–   CyberPagno 2.1 32MB2295+16
−16		(−179)22 − 5
(+21−4=2)
81.5%
22.0 / 27
100.0%
+99
54.2%
1860
0.90
1009
= 1 1 0 1 1 1 1 1 1 0 0 1 1 1 1 1 = 0 1 1 1 1 1 1 1 1
–   Madeleine 0.22285+15
−15		(−189)22 − 7
(+20−5=4)
75.9%
22.0 / 29
100.0%
+16
52.1%
2191
1.13
1141
1 1 1 1 1 1 1 0 0 1 1 1 0 0 1 0 = 1 1 1 1 = 1 1 1 1 1 = =
–   Chispa 4.0.32273+14
−14		(−201)24.5 − 4.5
(+24−4=1)
84.5%
24.5 / 29
100.0%
+125
48.8%
2062
1.04
1007
1 0 1 0 1 1 1 1 1 1 1 0 1 1 = 1 1 0 1 1 1 1 1 1 1 1 1 1 1
–   InmiChess 3.06N2241+15
−15		(−233)22 − 4
(+20−2=4)
84.6%
22.0 / 26
100.0%
+52
52.2%
1782
0.90
931
1 = 1 1 1 1 1 0 1 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 = 0
1595 games in total: 656 wins, 561 losses, 378 draws (23.7%), score: 53.0%
Average opponent: −23.3 (2450.7), average distance to opponent: 63.9

Performance

This figure shows how this engine performs depending on how strong is the opponent. Regression:

Perf = C − 0.138 [±0.200] * Opp

Where 'Opp' is the opponent's rating. 95% confidence intervals are in the brackets.

Rating changes by day

Rating changes with played games

Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013