Rank Name Elo + - games score oppo. draws 1 Stockfish 3722 17 17 607 60% 3652 58% 2 LCZero 3690 17 17 617 53% 3672 57% 3 Obsidian 3643 23 23 305 57% 3597 59% 4 Berserk 3632 24 24 282 52% 3617 55% 5 Ceres 3619 23 23 315 59% 3559 53% 6 KomodoDragon 3604 30 30 194 49% 3606 52% 7 Stockfish_15_300M 3603 12 12 1158 55% 3566 69% 8 Stockfish_15_1G 3601 56 56 52 49% 3608 56% 9 Caissa 3597 26 26 250 52% 3582 64% 10 Integral 3595 24 24 314 59% 3526 58% 11 PlentyChess 3592 19 19 466 58% 3536 59% 12 Ethereal 3591 29 29 193 47% 3611 56% 13 RubiChess 3579 31 31 174 52% 3566 60% 14 Reckless 3576 31 31 178 60% 3506 58% 15 Stormphrax 3574 27 27 230 55% 3538 64% 16 Stockfish_15_100M 3565 7 7 3307 54% 3539 67% 17 Viridithas 3565 29 29 195 52% 3553 58% 18 rofChade 3557 33 33 154 49% 3562 55% 19 Ginkgo 3557 30 30 186 54% 3530 59% 20 Seer 3550 30 30 181 45% 3583 54% 21 Uralochka 3538 28 28 217 50% 3537 63% 22 Renamedfish_15_3M 3537 137 137 8 25% 3690 50% 23 Devre 3533 29 29 200 57% 3481 61% 24 Clover 3528 36 36 130 58% 3473 60% 25 Horsie 3528 37 37 131 57% 3471 55% 26 Stoofvlees 3527 32 32 166 46% 3551 57% 27 Stockfish_13_CCRL 3522 9 9 2048 51% 3517 69% 28 Booot 3521 30 30 194 53% 3496 57% 29 Lizard 3520 42 42 98 55% 3487 52% 30 Starzix 3520 32 32 164 55% 3481 60% 31 akimbo 3518 36 36 127 54% 3492 60% 32 Stockfish_15_30M_4th 3517 6 6 5120 51% 3508 69% 33 Velvet 3508 29 29 197 50% 3511 61% 34 Igel 3505 31 31 176 47% 3526 60% 35 Revenge 3504 32 32 171 46% 3533 54% 36 BlackMarlin 3502 29 29 196 52% 3487 57% 37 StockfishClassical 3498 65 65 38 54% 3472 61% 38 Stockfish_15_30M 3495 7 7 3390 48% 3506 66% 39 Spaghet 3484 48 48 76 63% 3389 62% 40 Equisetum 3480 45 45 84 51% 3473 55% 41 Arasan 3477 28 28 221 46% 3503 55% 42 Renegade 3471 30 30 182 51% 3461 59% 43 Halogen 3466 38 38 120 53% 3447 49% 44 DeepSjeng 3445 33 33 151 44% 3485 59% 45 Wasp 3441 56 56 54 49% 3450 54% 46 Minic 3441 35 35 142 44% 3486 58% 47 Cheng 3439 91 91 20 50% 3446 60% 48 Altair 3438 35 35 140 48% 3456 54% 49 Serendipity 3435 50 50 70 51% 3430 50% 50 Stockfish_15_10M 3435 7 7 3345 46% 3463 62% 51 LCZeroCPU 3427 61 61 46 47% 3448 54% 52 Winter 3423 83 83 26 48% 3428 42% 53 Tucano 3414 31 31 180 48% 3426 53% 54 ScorpioNN 3413 45 45 86 43% 3454 51% 55 Texel 3402 41 41 108 46% 3430 51% 56 Weiss 3389 43 43 96 45% 3419 47% 57 Stockfish_15_3M 3376 9 9 2286 51% 3370 59% 58 sirius 3375 46 46 84 44% 3412 55% 59 Patricia 3374 36 36 142 45% 3404 46% 60 Stash 3370 51 51 66 40% 3435 53% 61 Superultra 3348 54 54 56 42% 3403 59% 62 Heimdall 3346 50 50 76 48% 3328 51% 63 Expositor 3323 62 62 48 39% 3403 48% 64 Clarity 3316 58 58 60 38% 3386 43% 65 Marvin 3306 57 57 56 33% 3424 45% 66 Prelude 3298 71 71 34 40% 3378 74% 67 Stockfish_15_1M 3297 9 9 2252 52% 3284 55% 68 Sapling 3270 64 64 46 32% 3398 46% 69 Bagatur 3233 48 48 88 34% 3351 39% 70 Lynx 3221 76 76 32 36% 3318 47% 71 Quanticade 3220 50 50 101 39% 3245 40% 72 ChessFighter 3219 57 57 56 38% 3304 46% 73 Stockfish_15_300k 3187 9 9 2171 52% 3169 48% 74 Princhess 3181 50 50 89 32% 3315 37% 75 ice4 3176 27 27 335 66% 2935 34% 76 Stockfish_15_100k 3039 9 9 2176 54% 3009 39% 77 4ku 3008 30 30 312 43% 2968 29% 78 STRO4K 2956 39 39 210 55% 2797 21% 79 Stockfish_15_30k 2820 10 10 2108 51% 2810 30% 80 LESS_STRO4K 2702 155 155 20 98% 2295 5% 81 Stockfish_15_10k 2574 12 12 2104 55% 2513 19% 82 molly 2374 48 48 180 47% 2450 17% 83 M4sseur 2330 71 71 106 37% 2552 12% 84 4k.c 2295 69 69 90 24% 2608 14% 85 Stockfish_15_3k 2209 14 14 2148 51% 2193 10% 86 pygone 1885 76 76 118 10% 2551 8% 87 moonfish 1878 53 53 136 24% 2253 13% 88 Stockfish_15_1k 1814 21 21 1102 9% 2202 9% Note that all CCRL engines use 4 threads and 1GiB hash. Other engines usually use 512 threads and 256GiB hash. Parameters advantage and drawelo are calculated automatically from the same games before rating calculation. bayeselo input: readpgn all/TCEC_Season_24_Calibration.pgn readpgn players/TCEC_Season_27.pgn readpgn players/TCEC_Season_28.pgn elo advantage 101.898 drawelo 246.503 mm scale 0.6315879793453835 offset 3522 Stockfish_13_CCRL ratings