Kobra - UCI chess engine
Author: Jasper Sinclair Rating Chess Engines Diary CEDR=2290
v.2.0:
This release includes an original, updated & improved NNUE evaluation module
+99 in 10000 ultra-fast (1000ms+100ms) self-play games vs kobra 1.2.exe
VERSION RATING GAMES WIN DRAW LOSS WIN% ELO ERR LOS
kobra 2.0 3083 10000 +4402 =4004 -1594 64.0% +99 +/-3 100.0%
kobra 1.2 2984 10000 +1594 =4004 -4402 36.0% -99 +/-3 0.0%
Fast, optimized binaries with embedded NNUE, for Windows, Linux, and Android (compiled by Jim Ablett...Thx!) are available below.
Kobra 1.2 results:
| Apotheosis 4.0.1 | 5.5/7 | +4 | 7 Games |
| Rodent NN JA | 2.5/7 | -2 | 7 Games |
| 4ku 5.1 | 4/6 | +2 | 6 Games |
| Weiawaga 5.0 JA | 3/6 | +0 | 6 Games |
| Luna 2.0.0 | 5/5 | +5 | 5 Games |
| Floyd 0.9 JA | 4.5/5 | +4 | 5 Games |
| MadChess 3.2.2 | 4/5 | +3 | 5 Games |
| Dumb 2.1 | 3/5 | +1 | 5 Games |
| Ceibo 1.0 | 3/5 | +1 | 5 Games |
| Chessrikus 1.466 JA | 4/4 | +4 | 4 Games |
| Throttle 3.0 | 4/4 | +4 | 4 Games |
| OpenTal 1.1 JA | 3.5/4 | +3 | 4 Games |
| Twisted Logic 20100815 JA | 3/4 | +2 | 4 Games |
| Pirarucu 3.3.5 JA | 2.5/4 | +1 | 4 Games |
| Princhess 0.19.0 | 2/4 | +0 | 4 Games |
| Rengar 2.1.1 | 1.5/4 | -1 | 4 Games |
| Critter 1.6a | 1/4 | -2 | 4 Games |
| Leorik 3.0 | 1/4 | -2 | 4 Games |
| Toga IV 1.1 JA | 0.5/4 | -3 | 4 Games |
| Uralochka 3.41a JA | 0.5/4 | -3 | 4 Games |
| Loki 3.5.0 | 3/3 | +3 | 3 Games |
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