# PLAYER : RATING ERROR POINTS PLAYED (%) 1 Stockfish 18 : 3778 9 6050.5 9920 61.0% 2 Stockfish 18dev_26010611 : 3776 11 1365.5 2280 59.9% 3 Stockfish 18dev 031225 : 3773 10 2827.5 4562 62.0% 4 Stockfish 18-dev 12-11-2025 : 3768 11 2595.0 4228 61.4% 5 Reckless 0.10.0-dev-7300f044 : 3763 12 1044.0 1900 54.9% 6 Stockfish 17.1 : 3760 9 13355.5 21590 61.9% 7 Reckless 0.10.0-dev-6abcff05 : 3757 12 1035.5 1900 54.5% 8 Reckless 0.9 : 3753 11 1852.0 3420 54.2% 9 Stockfish 17 : 3751 8 6218.0 9890 62.9% 10 PlentyChess 8.0.0 : 3750 14 988.0 1900 52.0% 11 Reckless 0.9-dev-0dd5b9ac : 3748 11 1057.5 1900 55.7% 12 Stockfish 16.1 : 3748 8 4038.5 6456 62.6% 13 Reckless 0.9dev-c5af2cea : 3746 12 951.0 1900 50.1% 14 PlentyChess 7.0.55 : 3745 10 1646.0 3040 54.1% 15 Lc0 0.32.1 BT4-614750 4060m : 3745 20 283.0 480 59.0% 16 PlentyChess 7.0.37 : 3744 12 1437.0 2660 54.0% 17 Stockfish 16 : 3740 9 4314.0 6462 66.8% 18 PlentyChess 7.0.29 : 3739 9 1530.5 3070 49.9% 19 Pawnocchio 2.0.1 : 3738 13 1152.0 2280 50.5% 20 PlentyChess 7.0 : 3738 10 2467.0 4680 52.7% 21 Obsidian 16.14 : 3735 11 1473.0 2660 55.4% 22 PlentyChess 7.0.12 : 3735 10 2999.0 5380 55.7% 23 Reckless 0.8 : 3733 9 1898.0 3800 49.9% 24 PlentyChess 7.0.2 : 3731 11 1420.0 2400 59.2% 25 PlentyChess 6.0.15 : 3727 11 1438.0 2660 54.1% 26 Stockfish 15.1 : 3725 9 7410.5 10250 72.3% 27 Viridithas 20.0.0 : 3725 14 1102.5 2280 48.4% 28 Stockfish 15 : 3724 9 4778.0 6842 69.8% 29 Alexandria 9.0 : 3721 11 2529.5 4940 51.2% 30 Stormphrax 8.0.0 : 3717 14 928.0 1900 48.8% 31 Hobbes 3.0 : 3715 13 708.0 1520 46.6% 32 Alexandria 8.1.12 : 3714 11 1527.5 3020 50.6% 33 Obsidian 15.09 : 3714 10 1807.0 3420 52.8% 34 Berserk 14 : 3713 12 707.0 1520 46.5% 35 Berserk 13-20250606 : 3713 10 2078.5 4160 50.0% 36 Stockfish 14.1 : 3710 12 2569.0 3584 71.7% 37 Integral v7dev-8bab : 3710 11 1110.5 2280 48.7% 38 Alexandria 8.1.0 : 3709 10 1521.5 3040 50.0% 39 Obsidian 15 : 3705 12 754.5 1520 49.6% 40 PlentyChess 5.0.0 : 3697 11 1463.5 2660 55.0% 41 Raphael 4.2.0 : 3696 15 502.5 1140 44.1% 42 Alexandria 8.0.0 : 3696 10 2993.5 5700 52.5% 43 Obsidian 14 : 3695 11 1443.0 2660 54.2% 44 Viridithas 19.0.0 : 3692 11 1439.5 3020 47.7% 45 Caissa 1.25 : 3691 12 933.0 1900 49.1% 46 Clover 9.1 : 3690 10 1613.5 3420 47.2% 47 Lc0 0.31.2 BT3-7464000 1650m : 3690 20 184.5 390 47.3% 48 Berserk 13 : 3686 8 9822.0 19228 51.1% 49 Caissa 1.24 : 3685 10 3052.0 6440 47.4% 50 Pawnocchio 1.9.0 : 3683 10 1033.0 2280 45.3% 51 PlentyChess 4.0.0 : 3682 11 1462.0 3040 48.1% 52 Stockfish 14 : 3681 10 2786.0 3856 72.3% 53 Caissa 1.23 : 3681 14 721.0 1520 47.4% 54 Viridithas 18.0.0 : 3681 12 748.0 1520 49.2% 55 Quanticade 3.0 : 3680 12 763.0 1520 50.2% 56 Halogen 16.0 : 3679 11 1522.0 3420 44.5% 57 Integral 7.0 : 3679 11 1829.5 3800 48.1% 58 Obsidian 13 : 3678 11 841.5 1888 44.6% 59 Caissa 1.22 : 3677 12 1096.0 2280 48.1% 60 Tarnished 5.0 : 3676 11 1107.0 2290 48.3% 61 PlentyChess 2.1.0 : 3671 10 2187.0 4170 52.4% 62 Horsie 1.1 : 3670 10 2513.5 5702 44.1% 63 Berserk 12 : 3667 11 1079.5 2280 47.3% 64 Stormphrax 7.0 : 3660 12 1027.0 2280 45.0% 65 Viridithas 17.0.0 : 3654 12 627.0 1520 41.3% 66 Uralochka 3.42a : 3654 12 697.5 1520 45.9% 67 Alexandria 7.0.0 : 3654 10 2109.5 4180 50.5% 68 Horsie 1.0 : 3653 13 609.0 1520 40.1% 69 Halogen 16.3.2 : 3650 12 685.0 1900 36.1% 70 Caissa 1.20 : 3650 9 2084.5 4177 49.9% 71 Starzix 6.0 : 3649 13 888.5 1900 46.8% 72 Stockfish 13 : 3646 14 1373.0 2200 62.4% 73 Halogen 15 : 3643 12 959.0 2280 42.1% 74 pawnocchio 1.8.1 : 3639 12 596.0 1520 39.2% 75 Obsidian 12 : 3638 11 831.5 1900 43.8% 76 Integral 6.0 : 3637 11 995.0 2280 43.6% 77 RubiChess 20240817 : 3637 11 1289.0 3020 42.7% 78 Clover 8.0.2 : 3631 10 1622.5 3420 47.4% 79 Crystal 3.2 : 3630 26 344.5 476 72.4% 80 Berserk 11.1 : 3628 10 2952.5 5319 55.5% 81 Igel 3.6.0 : 3623 12 790.0 1900 41.6% 82 Caissa 1.18 : 3622 12 751.0 1902 39.5% 83 Titan 1.1 : 3622 9 1882.5 4180 45.0% 84 RubiChess 20240112 : 3619 10 1584.0 3789 41.8% 85 Quanticade 1.0 : 3615 14 627.0 1520 41.3% 86 Rofchade 3.1 : 3610 14 591.0 1520 38.9% 87 Stockfish 12 : 3607 12 1155.0 2104 54.9% 88 Icarus 1.0 : 3607 13 536.5 1520 35.3% 89 Alexandria 6.1.0 : 3599 17 299.5 760 39.4% 90 Berserk 10 : 3596 15 612.0 1168 52.4% 91 Renegade 1.2.0 : 3591 13 624.0 1910 32.7% 92 ChessSystem Tal 2.00 : 3590 16 674.5 1520 44.4% 93 Seer 2.8.0 : 3589 12 1010.5 2660 38.0% 94 KomodoDragon 1.0 : 3588 10 1160.5 3040 38.2% 95 Koivisto 9.0 : 3584 10 1742.0 3540 49.2% 96 Clover 6.1 : 3584 11 1041.5 1900 54.8% 97 Rebel 16.3 : 3580 15 389.0 1150 33.8% 98 Clover 5.0 : 3569 11 1179.5 2660 44.3% 99 Rebel EAS : 3561 16 605.5 1520 39.8% 100 Arasan 25.2 : 3555 14 455.5 1520 30.0% 101 Fire 9.3 : 3543 14 600.0 1900 31.6% 102 Berserk 9.0 : 3542 11 1075.5 2660 40.4% 103 Koivisto 8.0 : 3532 11 1465.5 3339 43.9% 104 Rebel 16 : 3521 19 278.0 652 42.6% 105 Berserk 8.5.1 : 3509 25 174.0 340 51.2% 106 Caissa 1.10 : 3504 13 937.5 2662 35.2% 107 Slowchess 2.8 : 3491 30 154.0 272 56.6% 108 Rubichess 2021 NNUE : 3472 37 75.5 136 55.5% 109 Booot 7.2 : 3458 18 322.0 1140 28.2% 110 Stockfish 11 : 3445 9 3289.5 7400 44.5% 111 Berserk 7 : 3442 17 286.5 1100 26.0% 112 Koivisto 7 : 3441 19 286.5 612 46.8% 113 Seer 2.5 : 3440 15 424.5 1344 31.6% 114 Stockfish 9 : 3410 11 846.5 2280 37.1% 115 Slowchess 2.7 : 3410 23 183.0 340 53.8% 116 Rebel 15.1 : 3396 24 112.0 272 41.2% 117 Rubichess 2.2 : 3388 22 407.5 748 54.5% 118 Koivisto 6 : 3388 11 1426.0 3488 40.9% 119 Minic 3.30 : 3386 16 363.5 1412 25.7% 120 Nemorino 6 : 3380 16 759.0 1900 39.9% 121 Komodo 14 : 3370 10 1387.5 6080 22.8% 122 Arasan 23.3 NNUE : 3356 25 129.5 340 38.1% 123 Black Marlin 7 : 3356 14 387.5 1792 21.6% 124 Fire 8.1 : 3346 20 321.5 612 52.5% 125 Fire 8.2 : 3343 23 194.5 408 47.7% 126 Pedone 3.1 : 3343 16 533.0 884 60.3% 127 Igel 3.05 : 3336 13 1007.0 1808 55.7% 128 Komodo 13.02 : 3326 23 196.0 788 24.9% 129 Ethereal 13 classic : 3325 22 188.5 340 55.4% 130 Komodo 12 : 3311 15 1037.0 2184 47.5% 131 Lc0 CPU-792013 : 3295 21 181.0 760 23.8% 132 Arasan 23.01 NNUE : 3287 60 133.0 204 65.2% 133 Xiphos 0.6 : 3261 23 160.0 340 47.1% 134 Berserk 4.6 : 3254 27 134.0 272 49.3% 135 Stockfish 7 : 3247 15 704.0 1900 37.1% 136 Seer 2.3.0 : 3247 21 184.5 612 30.1% 137 Laser 1.7 : 3205 17 574.5 1220 47.1% 138 Rofchade 2.3 : 3202 17 387.5 788 49.2% 139 Lc0 0.31.2 BT3-7464000 CPU : 3187 40 58.5 210 27.9% 140 Booot 6.5 : 3181 26 102.0 340 30.0% 141 Lc0 0.29dev 791982 : 3163 32 127.0 340 37.4% 142 Defenchess 2.2 : 3156 14 605.5 1412 42.9% 143 Weiss 2.0 : 3146 23 204.5 612 33.4% 144 Lc0 CPU 744204 : 3142 20 229.5 680 33.8% 145 Danasah 9.1 : 3138 15 878.0 1900 46.2% 146 Lc0 CPU 753842 : 3123 25 191.5 544 35.2% 147 Komodo 7 : 3109 11 1860.5 3420 54.4% 148 Toga 3 : 3081 21 373.0 907 41.1% 149 Gull 3 : 3060 11 2160.0 3610 59.8% 150 Houdini 1.5a : 3044 11 1583.0 3240 48.9% 151 Velvet 3.1 : 3033 65 127.0 204 62.3% 152 Komodo 5.1 : 3028 13 1022.0 2660 38.4% 153 Critter 1.6a : 3017 11 1059.0 2660 39.8% 154 Stockfish 3 : 2997 12 981.5 2280 43.0% 155 Protector 1.9.0 : 2970 12 1105.5 2280 48.5% 156 4ku 5.1 : 2944 19 872.0 1520 57.4% 157 4ku 4.0 : 2941 15 979.0 1700 57.6% 158 Lc0 CPU 69722-vf2 : 2933 32 72.5 544 13.3% 159 Rybka 2.3.2a 64 bit : 2848 13 2027.0 3186 63.6% 160 Komodo 1.3 : 2840 12 1087.5 2407 45.2% 161 Crafty 25.2 32bit : 2816 23 375.0 570 65.8% 162 Naraku 1.4 : 2658 13 2152.0 5715 37.7% 163 Greko 2021.12 : 2607 21 517.5 1131 45.8% 164 Fruit 2.2.1 : 2593 18 1504.5 2431 61.9% 165 Musashi 1.1 : 2583 18 844.0 1360 62.1% 166 Musashi 1.0 : 2567 23 322.5 702 45.9% 167 Delfi 5.4 : 2534 20 447.5 844 53.0% 168 Alaric 7.07 : 2503 18 831.5 1488 55.9% 169 Fatalii 0.9 : 2494 25 422.0 576 73.3% 170 Ruffian 2.1.0 : 2461 19 396.0 760 52.1% 171 Rotor 0.7a : 2459 25 159.0 560 28.4% 172 Ruffian 1.0.5 : 2459 16 905.5 1900 47.7% 173 Chessmaster 10 (The King 3.23) : 2433 15 1339.0 3980 33.6% 174 Chessmaster 9000 : 2428 20 422.5 900 46.9% 175 AnMon 5.75 : 2402 17 860.5 1802 47.8% 176 Fritz 5.32 : 2394 15 875.0 2280 38.4% 177 SOS 5.1 for Arena : 2380 17 643.5 1180 54.5% 178 Hermann 2.8 : 2375 17 815.5 2280 35.8% 179 Rebel 9 : 2370 38 177.0 260 68.1% 180 Rebel 6 UCI : 2350 15 2353.0 4834 48.7% 181 Chessmaster 5000 : 2319 31 184.0 320 57.5% 182 TASC R30 v2.5 : 2288 27 1223.5 1636 74.8% 183 Gaia 3.5 : 2278 14 1007.0 2449 41.1% 184 Fruit 1.0 : 2277 18 433.5 1752 24.7% 185 Mephisto London 68030 : 2253 33 1225.0 1520 80.6% 186 Cinnamon 2.4 : 2211 19 1264.5 2286 55.3% 187 Millennium ChessGenius ARM 48 MHz : 2102 32 149.0 500 29.8% 188 Mephisto Roma 68020 : 1984 30 613.0 1544 39.7% 189 Goldfish 1.13 : 1865 28 516.0 1584 32.6% 190 Snowy 0.2 : 1850 39 333.0 476 70.0% 191 Heracles 0.616 : 1831 36 429.5 750 57.3% 192 Novag Constellation 6502 3.6 Mhz : 1696 47 136.5 1040 13.1% 193 Pigeon 1.5.1 : 1689 41 265.5 408 65.1% 194 Predateur 2.2.1 : 1686 35 510.5 796 64.1% 195 TSCP 1.81 : 1557 35 737.0 1203 61.3% 196 Monochrome : 1520 35 934.5 1964 47.6% 197 ScySys Mark V : 1395 49 1367.5 2280 60.0% 198 Sargon 1978 UCI 1.01 Depth=5 : 1315 36 374.0 984 38.0% 199 Chess Titans i7-10750H 1CPU : 1284 64 51.0 92 55.4% 200 Cerulean 0.2 : 1268 38 464.0 728 63.7% 201 Nanook 0.17 : 1233 70 39.0 71 54.9% 202 Belofte 2.1.8.1 : 1180 45 751.0 988 76.0% 203 Dragontooth 0.2 : 1178 41 228.0 554 41.2% 204 Fidelity Chess Challenger 7 : 1168 48 533.5 1082 49.3% 205 Virutor Chess 1.1.2 : 1146 39 220.5 1172 18.8% 206 Safrad 2.1 : 1058 43 99.0 558 17.7% 207 Sargon 1978 1.01 UCI 3ply : 1026 43 1804.0 2974 60.7% 208 Maia 1900 : 977 43 1674.5 3140 53.3% 209 Fidelity Chess Challenger 1 : 974 53 252.0 792 31.8% 210 Fidelity Chess Challenger 3 : 957 53 289.0 880 32.8% 211 Maia 1700 : 934 44 1906.0 3300 57.8% 212 Commodore Chessmate : 928 51 466.0 1592 29.3% 213 Maia 1500 : 900 44 339.5 1144 29.7% 214 Data Cash Systems CompuChess II : 892 62 25.5 84 30.4% 215 Battle Chess 1988 P90 : 862 123 12.0 76 15.8% 216 Maia 1300 : 827 45 542.5 1661 32.7% 217 Maia 1100 : 778 43 519.0 2041 25.4% 218 EasyPeasy : 375 136 4.5 640 0.7% White advantage = 29.94 +/- 0.37 Draw rate (equal opponents) = 75.12 % +/- 0.12