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
Ayito 0.2.994 UCI#94  (2371+16
−16
)Quote
Author: Jaime Benito de Valle Ruiz (Spain) Released: 2005-09-03Link: WBEC
Issues with this engine: Frequent losses on time.
This is the only Ayito version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit
Eval
diff
–   Leila 0.53h2490+17
−17
(+119)7.5 − 16.5
(+5−14=5)
31.3%
7.5 / 24
0.0%
−24
52.8%
1823
1.03
963
0 1 1 0 0 0 0 = 0 0 1 = 0 1 0 0 0 = 0 = 0 1 = 0
–   Djinn 0.925x2479+16
−16
(+108)11 − 14
(+9−12=4)
44.0%
11.0 / 25
0.0%
+64
51.0%
2182
0.72
1112
0 0 0 1 = 1 1 = 0 0 1 0 0 0 = 0 1 1 0 0 1 1 1 = 0
–   Comet B682478+14
−14
(+107)8 − 15
(+6−13=4)
34.8%
8.0 / 23
0.0%
−6
53.6%
1842
0.90
988
= 0 1 0 0 0 1 0 0 1 0 = 0 0 1 1 = 0 0 = 0 1 0
–   Sjeng 12.132475+14
−14
(+104)12.5 − 12.5
(+11−11=3)
50.0%
12.5 / 25
0.0%
+104
54.7%
1778
0.90
973
0 0 0 1 0 1 0 = = 1 1 0 = 1 1 1 1 1 0 0 1 1 0 0 0
–   Muse 0.899b2474+16
−16
(+103)12.5 − 13.5
(+10−11=5)
48.1%
12.5 / 26
0.0%
+88
51.0%
2547
1.05
1300
= 0 = 0 1 0 0 0 1 0 0 0 = 1 1 1 1 1 0 0 1 = 0 = 1 1
–   The Crazy Bishop 00522460+15
−15
(+89)11.5 − 16.5
(+8−13=7)
41.1%
11.5 / 28
0.0%
+27
52.3%
2218
0.64
1159
= 1 0 0 = 1 1 0 1 0 0 0 0 = = 1 0 0 = 1 1 0 0 0 1 = 0 =
–   Patzer 3.802460+16
−16
(+89)11.5 − 20.5
(+9−18=5)
35.9%
11.5 / 32
0.0%
−18
51.4%
2470
1.05
1269
0 1 0 1 = = 0 0 0 0 0 1 0 1 0 = 0 1 1 0 0 0 1 1 0 1 0 0 0 = = 0
–   Der Bringer 1.92455+15
−15
(+84)13 − 15
(+9−11=8)
46.4%
13.0 / 28
0.0%
+63
52.5%
1903
0.70
999
= 1 0 = = = 0 0 0 0 0 1 = 1 1 0 0 = 0 0 = 0 1 1 1 1 = 1
–   Gosu 0.162455+16
−16
(+84)12 − 20
(+10−18=4)
37.5%
12.0 / 32
0.0%
−15
55.0%
2564
0.75
1409
0 0 0 0 = 0 0 1 0 0 1 1 1 0 1 0 1 1 0 1 0 0 1 0 0 = 0 = 1 0 0 =
–   Phalanx XXII Reborn JA2452+15
−15
(+81)13 − 11
(+11−9=4)
54.2%
13.0 / 24
0.0%
+115
50.7%
1936
0.79
982
0 0 1 1 1 = 1 1 0 0 1 1 1 0 = 0 1 0 = 1 0 0 1 =
–   Homer 2.012452+17
−17
(+81)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−25
56.4%
1993
1.02
1124
0 0 0 = 1 0 0 = 0 1 = 0 0 = 0 0 0 0 = 0 = = 0 1 0 1 = = 1 1 0 =
–   Betsy 6.51 Nobook2450+15
−15
(+79)9 − 19
(+7−17=4)
32.1%
9.0 / 28
0.0%
−60
57.3%
2343
0.70
1342
0 1 0 0 0 0 1 0 0 0 0 1 = = = 0 0 0 1 0 = 1 0 1 0 0 0 1
–   GNU Chess 5.07.9b 64-bit JA2448+16
−16
(+77)10.5 − 21.5
(+9−20=3)
32.8%
10.5 / 32
0.0%
−63
50.0%
3433
0.83
1717
1 0 0 0 1 0 0 1 1 = 0 0 = 1 1 1 0 0 0 1 0 0 0 0 0 0 0 1 0 = 0 0
–   Amateur 2.822446+15
−15
(+75)14 − 14
(+13−13=2)
50.0%
14.0 / 28
0.0%
+73
54.7%
2431
1.19
1330
0 0 0 1 1 0 0 = 1 0 0 1 1 0 1 1 0 1 = 1 0 0 1 0 1 0 1 1
–   Tytan 9.32 64-bit2429+17
−17
(+58)15.5 − 16.5
(+13−14=5)
48.4%
15.5 / 32
0.0%
+46
  
0 = = 1 0 1 1 1 0 1 1 0 1 0 = 0 0 = = 0 0 0 1 1 0 1 0 1 1 0 0 1
–   Sage 3.532424+19
−19
(+53)11 − 21
(+8−18=6)
34.4%
11.0 / 32
0.0%
−64
58.0%
2407
1.09
1397
0 = 0 = = 0 0 0 0 1 0 0 0 1 1 0 0 1 0 = 0 1 0 0 1 = 0 1 0 0 = 1
–   Sorgenkind 0.42421+18
−18
(+50)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
−47
51.1%
2146
1.10
1096
0 0 = 0 0 0 = = 0 = 1 0 1 = 0 = = 1 = = 0 0 1 1 0 1 0 1 0 0 0 0
–   Horizon 4.42419+18
−18
(+48)13.5 − 18.5
(+9−14=9)
42.2%
13.5 / 32
0.0%
−7
47.5%
2289
1.36
1088
0 = 0 0 = 1 1 1 1 0 0 0 1 = 0 = = 1 1 = 0 = 0 = 1 0 1 0 = 0 0 0
–   Thor's Hammer 2.28 32-bit2417+15
−15
(+46)13 − 15
(+12−14=2)
46.4%
13.0 / 28
0.0%
+16
53.5%
2407
1.04
1287
0 0 1 0 0 0 1 0 1 0 1 0 1 0 = 1 1 0 1 = 1 0 1 0 1 0 1 0
–   Arion 1.72415+16
−16
(+44)13 − 18
(+10−15=6)
41.9%
13.0 / 31
0.0%
−17
60.1%
2442
0.79
1467
1 = 0 1 0 1 1 1 0 0 0 0 = 0 = 0 0 1 0 = 1 1 0 0 = 0 1 0 = 1 0
–   AICE 0.99.22411+16
−16
(+40)13 − 19
(+7−13=12)
40.6%
13.0 / 32
0.0%
−20
52.0%
1788
0.81
930
1 0 1 1 0 0 = = = = = = 1 1 0 0 0 0 = 0 0 = = 0 = 0 1 1 0 = 0 =
–   Chezzz 1.0.32409+15
−15
(+38)14 − 15
(+11−12=6)
48.3%
14.0 / 29
0.0%
+28
51.7%
2496
0.89
1291
0 0 0 1 = 1 1 = 0 = 1 0 0 1 = 1 = 0 0 1 1 0 1 0 1 0 = 1 0
–   Asterisk 0.62402+17
−17
(+31)20.5 − 11.5
(+17−8=7)
64.1%
20.5 / 32
0.3%
+135
56.8%
2565
0.64
1457
= 1 1 1 0 1 1 1 0 = 1 1 = 0 0 0 1 = 1 0 1 0 1 1 = 1 = 1 = 1 1 0
–   Resp 0.19 64-bit JA Nobook2402+16
−16
(+31)6.5 − 12.5
(+5−11=3)
34.2%
6.5 / 19
0.2%
−89
53.1%
1700
0.65
902
0 = 1 0 0 1 1 0 0 = 1 0 1 0 0 = 0 0 0
–   Averno 0.812396+15
−15
(+25)17.5 − 13.5
(+14−10=7)
56.5%
17.5 / 31
0.8%
+70
48.4%
2790
0.74
1351
1 0 1 = 0 1 0 0 = 1 0 1 1 0 1 1 = = = 0 0 0 1 1 = = 0 1 1 1 1
–   Scidlet 3.61 64-bit JA2390+15
−15
(+19)12 − 18
(+8−14=8)
40.0%
12.0 / 30
3.5%
−49
58.6%
2394
0.68
1404
1 = = 1 = = = 1 1 0 1 0 = 0 0 0 1 0 0 0 0 = 0 0 1 = 0 1 0 0
–   KnightX 1.922385+15
−15
(+14)9 − 16
(+6−13=6)
36.0%
9.0 / 25
10.2%
−85
56.1%
1390
0.85
780
0 0 = = 1 0 = = 1 1 0 0 0 1 0 0 0 1 0 = 1 = 0 0 0
–   Eeyore 1.482384+15
−15
(+13)10 − 12
(+9−11=2)
45.5%
10.0 / 22
11.0%
−20
60.7%
1550
0.65
941
1 1 1 0 0 0 1 1 1 = 0 0 1 0 0 0 0 0 1 = 1 0
–   Matilde 2008 64-bit2368+15
−15
(−3)17 − 15
(+16−14=2)
53.1%
17.0 / 32
59.7%
+24
59.1%
2925
0.63
1729
0 0 0 1 1 0 = 1 1 0 1 1 1 0 0 1 1 0 0 0 0 1 = 1 1 1 1 0 1 0 1 0
–   Natwarlal 0.142359+17
−17
(−12)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
86.4%
+71
55.7%
2706
0.84
1508
0 = 1 1 1 1 = 1 1 1 0 0 0 1 0 = 1 1 0 0 0 0 0 1 = 1 1 1 = 1 1 1
–   EXchess 5.01 beta 64-bit JA2355+14
−14
(−16)12 − 15
(+9−12=6)
44.4%
12.0 / 27
93.6%
−59
52.7%
2145
0.85
1131
0 1 1 0 0 1 = = 1 0 = 1 0 1 0 0 0 0 = 0 0 1 1 = 1 = 0
–   Zeus 1.292346+16
−16
(−25)19 − 13
(+15−9=8)
59.4%
19.0 / 32
98.9%
+42
54.0%
2257
0.74
1218
1 1 = 0 1 1 1 1 1 0 0 1 1 1 1 = = 0 0 0 1 0 = = = = 1 1 0 0 = 1
–   Esc 1.162345+15
−15
(−26)14 − 13
(+11−10=6)
51.9%
14.0 / 27
99.3%
−10
51.0%
1864
0.93
950
0 1 0 = 1 = 0 = 0 1 1 = 0 0 1 1 0 = 0 1 = 1 0 1 0 1 1
–   Popochin 3.22341+19
−19
(−30)17 − 15
(+14−12=6)
53.1%
17.0 / 32
99.4%
−7
60.1%
2379
0.60
1430
0 0 1 1 0 0 1 = 1 = 1 1 1 1 0 0 1 0 = 1 1 0 0 1 0 1 = = 1 0 0 =
–   ANT 2006-F2333+16
−16
(−38)13 − 13
(+11−11=4)
50.0%
13.0 / 26
100.0%
−38
53.4%
1919
0.77
1025
0 1 1 0 0 = 0 1 = 1 1 0 0 1 0 = 0 0 1 1 1 0 1 0 = 1
–   Anechka 0.082320+16
−16
(−51)20 − 12
(+16−8=8)
62.5%
20.0 / 32
100.0%
+35
53.7%
2384
0.92
1280
= 0 = = 1 1 0 1 1 = 1 1 1 1 1 = 0 1 1 1 0 0 1 0 1 0 1 = 1 = 0 =
–   Dorky 3.482308+16
−16
(−63)23 − 5
(+21−3=4)
82.1%
23.0 / 28
100.0%
+199
54.4%
2515
0.95
1368
1 1 1 1 1 = 1 = 1 1 1 1 1 1 1 0 1 1 1 1 1 1 = 0 = 1 1 0
–   CyberPagno 2.1 32MB2295+16
−16
(−76)10.5 − 16.5
(+6−12=9)
38.9%
10.5 / 27
100.0%
−149
53.2%
1584
0.66
843
0 = 0 0 = = = 0 0 0 0 0 0 1 1 1 = 1 = 0 = 1 = 0 = 0 1
–   Latista (Sinobyl) 1.52289+16
−16
(−82)17.5 − 10.5
(+13−6=9)
62.5%
17.5 / 28
100.0%
+2
53.3%
1764
0.71
940
= = 1 = 1 = 0 1 1 0 0 1 1 0 = 1 = 0 1 1 1 = 1 1 0 = = 1
–   Madeleine 0.22285+15
−15
(−86)13.5 − 11.5
(+10−8=7)
54.0%
13.5 / 25
100.0%
−59
53.9%
1908
0.90
1029
0 1 = 1 0 0 = = 0 0 0 = 1 1 0 1 0 = 1 1 = 1 1 = 1
–   Chispa 4.0.32273+14
−14
(−98)12 − 14
(+7−9=10)
46.2%
12.0 / 26
100.0%
−125
54.4%
1439
0.95
783
0 1 1 0 0 = 1 0 0 = = 0 = = 0 = 1 1 = 0 = = 1 1 = 0
–   Uralochka 1.1b2272+18
−18
(−99)20 − 12
(+16−8=8)
62.5%
20.0 / 32
100.0%
−11
54.6%
2228
0.85
1216
0 1 1 0 = = = = 0 1 = 1 0 1 1 1 1 1 1 = 1 0 1 = 1 1 1 0 0 = 0 1
–   Atlas 2.202271+17
−17
(−100)14.5 − 10.5
(+12−8=5)
58.0%
14.5 / 25
100.0%
−37
  
0 0 = 0 1 1 = 0 0 1 1 1 0 1 1 0 = 1 = 0 1 1 = 1 1
–   Genesis 2.02247+16
−16
(−124)17 − 13
(+14−10=6)
56.7%
17.0 / 30
100.0%
−72
54.0%
2513
0.60
1357
1 = 1 0 1 0 = 1 = 1 1 0 = 1 1 0 1 1 0 0 0 0 1 1 1 = = 0 1 0
–   Lime 662241+18
−18
(−130)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+10
54.6%
2408
0.73
1315
= 1 1 = 0 1 0 1 1 1 1 1 = 1 0 1 1 1 0 1 0 1 1 0 1 1 1 0 1 = = =
–   InmiChess 3.06N2241+15
−15
(−130)11.5 − 11.5
(+10−10=3)
50.0%
11.5 / 23
100.0%
−130
50.3%
1734
0.79
872
0 0 1 1 0 = 1 0 = 1 1 1 1 0 = 0 0 1 1 0 0 0 1
–   Nesik 0.7.0 alpha2237+16
−16
(−134)23 − 7
(+22−6=2)
76.7%
23.0 / 30
100.0%
+94
55.0%
2704
0.71
1488
1 1 1 0 1 1 1 0 = 1 0 1 1 1 1 1 1 = 1 1 1 1 0 1 1 1 1 1 0 0
–   NagaSkaki 5.122232+18
−18
(−139)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+1
52.9%
2546
1.12
1346
1 0 1 0 = 1 1 1 1 0 0 = = = = 1 1 1 0 1 1 0 1 = 1 1 1 1 1 0 1 1
–   Sunsetter C10.3 64-bit JA2232+16
−16
(−139)16.5 − 9.5
(+15−8=3)
63.5%
16.5 / 26
100.0%
−32
52.6%
2393
0.96
1258
1 1 0 = = 0 = 1 1 0 0 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1
–   Alarm 0.93.12226+16
−16
(−145)20.5 − 11.5
(+19−10=3)
64.1%
20.5 / 32
100.0%
−32
55.1%
2158
1.05
1190
0 0 0 1 1 = 1 0 0 1 0 1 1 1 0 = 0 1 1 1 = 1 0 1 1 1 1 1 0 1 1 1
–   Fortress 1.622216+15
−15
(−155)19 − 7
(+16−4=6)
73.1%
19.0 / 26
100.0%
+14
53.4%
2105
1.03
1125
1 0 1 0 1 0 1 = 1 1 = = 1 1 1 1 = 1 1 = 1 1 0 = 1 1
–   WJChess 1.642215+16
−16
(−156)15 − 8
(+14−7=2)
65.2%
15.0 / 23
100.0%
−28
52.8%
2134
1.10
1126
1 0 = 1 1 1 0 1 = 1 1 1 0 0 0 1 1 0 1 0 1 1 1
–   Gk 0.90 64-bit JA2194+16
−16
(−177)21.5 − 5.5
(+19−3=5)
79.6%
21.5 / 27
100.0%
+58
50.8%
1986
0.89
1008
1 0 1 1 1 1 = = 1 1 = 1 1 1 1 1 0 1 1 = 1 = 1 1 1 0 1
–   Wing 2.0a2179+16
−16
(−192)20 − 5
(+19−4=2)
80.0%
20.0 / 25
100.0%
+69
51.0%
2248
0.70
1147
1 1 = 0 1 0 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1
–   Matheus 2.32144+15
−15
(−227)22.5 − 3.5
(+21−2=3)
86.5%
22.5 / 26
100.0%
+94
55.2%
2173
0.94
1199
1 1 1 = = 1 1 = 1 1 1 0 1 1 1 1 1 1 1 1 1 0 1 1 1 1
–   Bodo 0.2b2137+15
−15
(−234)15 − 4
(+14−3=2)
78.9%
15.0 / 19
100.0%
+7
52.7%
1069
0.68
563
1 = 1 1 1 1 1 0 0 0 1 1 1 1 = 1 1 1 1
–   Bestia 0.902122+15
−15
(−249)20 − 6
(+18−4=4)
76.9%
20.0 / 26
100.0%
−36
51.9%
2045
0.90
1062
1 1 1 0 1 = 1 0 1 1 1 1 1 = 1 1 = 1 1 0 1 1 1 0 1 =
–   Ax 0.82119+15
−15
(−252)21.5 − 7.5
(+19−5=5)
74.1%
21.5 / 29
100.0%
−65
  
1 1 1 1 = 1 1 1 1 1 0 = 1 1 1 1 0 1 0 1 1 0 = 1 1 = 1 = 0
–   DelphiMax 2.92102+16
−16
(−269)19.5 − 5.5
(+19−5=1)
78.0%
19.5 / 25
100.0%
−13
52.4%
2387
1.03
1250
1 0 1 0 1 1 1 1 = 1 1 1 1 1 1 0 1 1 1 0 1 0 1 1 1

Performance

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

Perf = C + 0.080 [±0.158] * 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