Rank Name Elo + - games score oppo. draws 1 Stockfish 3799 26 26 251 63% 3710 51% 2 LCZero 3753 26 26 255 53% 3726 52% 3 Integral 3731 32 32 164 58% 3677 60% 4 Torch 3720 30 30 202 67% 3595 56% 5 Obsidian 3718 35 35 139 54% 3692 53% 6 Reckless 3715 39 39 106 60% 3643 60% 7 PlentyChess 3692 31 31 165 53% 3669 61% 8 Berserk 3674 43 43 88 47% 3693 60% 9 Stockfish_15_1G 3668 16 16 633 57% 3620 52% 10 Stormphrax 3666 41 41 96 54% 3646 64% 11 RubiChess 3665 40 40 102 54% 3637 52% 12 Ceres 3661 39 39 119 57% 3601 50% 13 KomodoDragon 3659 42 42 92 46% 3689 59% 14 Caissa 3658 41 41 95 54% 3635 65% 15 Halogen 3653 32 32 165 61% 3577 56% 16 Pawnocchio 3652 30 30 198 58% 3592 51% 17 Viridithas 3642 41 41 100 52% 3626 59% 18 Clover 3630 32 32 159 55% 3594 59% 19 Ethereal 3616 38 38 115 45% 3651 56% 20 Quanticade 3610 33 33 167 58% 3546 52% 21 Stockfish_15_300M 3606 10 10 1676 50% 3607 64% 22 Ginkgo 3605 43 43 90 52% 3589 56% 23 Horsie 3602 41 41 104 56% 3562 44% 24 Seer 3590 36 36 124 46% 3619 64% 25 Uralochka 3588 48 48 74 49% 3591 53% 26 rofChade 3579 36 36 123 44% 3621 60% 27 Stockfish_15_100M 3569 7 7 3187 54% 3543 68% 28 Tarnished 3565 30 30 182 52% 3555 58% 29 Booot 3565 47 47 76 45% 3602 50% 30 Revenge 3560 60 60 44 36% 3650 64% 31 Cinder 3554 55 55 54 52% 3543 56% 32 Velvet 3552 46 46 80 51% 3545 48% 33 Stoofvlees 3549 38 38 115 40% 3616 59% 34 Heimdall 3540 37 37 122 50% 3540 54% 35 Renegade 3531 37 37 124 49% 3540 54% 36 Stockfish_13_CCRL 3522 9 9 2048 51% 3517 69% 37 Stockfish_15_30M_4th 3517 6 6 5120 51% 3508 69% 38 Igel 3512 47 47 74 46% 3539 57% 39 BlackMarlin 3499 48 48 73 45% 3536 53% 40 Stockfish_15_30M 3498 7 7 3156 49% 3506 66% 41 Monty 3474 54 54 69 57% 3390 35% 42 Arasan 3465 51 51 62 38% 3548 60% 43 Tucano 3463 66 66 38 38% 3542 45% 44 Weiss 3462 230 230 2 75% 3350 50% 45 DeepSjeng 3461 48 48 74 43% 3509 46% 46 Winter 3460 42 42 104 49% 3467 41% 47 Serendipity 3455 57 57 52 35% 3552 50% 48 Wasp 3448 63 63 42 36% 3543 52% 49 Sirius 3447 59 59 54 57% 3393 41% 50 Minic 3443 63 63 48 55% 3404 40% 51 Stockfish_15_10M 3427 7 7 3140 46% 3457 63% 52 Patricia 3407 43 43 96 42% 3464 42% 53 Stockfish_15_3M 3350 9 9 2080 51% 3343 59% 54 Lynx 3320 58 58 52 46% 3349 50% 55 Bagatur 3315 72 72 42 24% 3501 43% 56 Stockfish_15_1M 3254 9 9 2082 52% 3243 56% 57 ice4 3251 41 41 126 62% 3043 47% 58 ChessFighter 3244 55 55 64 40% 3326 48% 59 Princhess 3238 58 58 58 34% 3354 47% 60 c4ke 3229 37 37 154 56% 3086 47% 61 Stockfish_15_300k 3130 9 9 2076 52% 3114 49% 62 Cheese 3102 90 90 30 22% 3343 30% 63 4ku 3094 73 73 50 68% 2723 24% 64 LESS_STRO4K 3060 56 56 72 63% 2992 39% 65 STRO4K 3000 71 71 54 57% 2753 22% 66 Stockfish_15_100k 2969 10 10 2070 54% 2938 39% 67 4k.c 2825 50 50 105 31% 2891 24% 68 Stockfish_15_30k 2741 10 10 2058 51% 2732 29% 69 Stockfish_15_10k 2491 12 12 2057 55% 2431 18% 70 molly 2428 171 171 50 18% 2811 0% 71 Stockfish_15_3k 2118 15 15 2052 50% 2106 9% 72 Stockfish_15_1k 1721 22 22 1031 7% 2114 7% 73 pygone 1545 173 173 59 2% 2778 0% 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. Time now: 2026-02-18T23:31:33 UTC Events included: TCEC offline rating calibration TCEC Season 29 - Stockfish_15_1G Testing Calibration TCEC Season 28 - League 1 TCEC Season 28 - DivP Testing TCEC Season 28 - Division P TCEC Season 28 - Sufi Testing TCEC Season 28 - Superfinal TCEC Season 29 - 4K Testing TCEC Season 29 - 4K VI TCEC Season 29 - 4K MiniFinal Testing TCEC Season 29 - 4K VI MiniFinal TCEC Season 29 - 4K ELF II TCEC Season 29 - Playoff and Swiss 9 Testing 1 TCEC Season 29 - Playoff and Swiss 9 Testing 2 TCEC Season 29 - Category 3 Playoff TCEC Season 29 - Category 2 Playoff Testing TCEC Season 29 - Category 2 Playoff TCEC Season 29 - Category 1 Playoff Testing TCEC Season 29 - Category 1 Playoff TCEC Season 29 - Swiss 9 Testing TCEC Season 29 - Swiss 9 TCEC Season 29 - Swiss 9 Tiebreak 1 Cup Entrance TCEC Season 29 - Swiss 9 Tiebreak 2 Cup Entrance TCEC Season 29 - Swiss 9 Tiebreak 3 Seeds 6-8 TCEC Season 29 - Swiss 9 Tiebreak 4 Seeds 7-8 TCEC Season 29 - Swiss 9 Tiebreak 5 Seeds 3-5 TCEC Season 29 - Swiss 9 Tiebreak 6 Seeds 4-5 TCEC Season 29 - Cup 16 Testing TCEC Cup 16 Round32 TCEC Cup 16 Round16 TCEC Cup 16 Quarterfinal TCEC Cup 16 Semifinal TCEC Cup 16 Bronze TCEC Cup 16 Final TCEC Season 29 - EL Testing TCEC Season 29 - Entrance League TCEC Season 29 - Entrance League Tiebreak 1 TCEC Season 29 - Entrance League Tiebreak 2 TCEC Season 29 - L2 Testing TCEC Season 29 - League 2 TCEC Season 29 - L1 Testing TCEC Season 29 - League 1 bayeselo input: readpgn all/TCEC_Season_24_Calibration.pgn readpgn all/TCEC_Season_29_-_Stockfish_15_1g_Testing_Calibration.pgn readpgn players/Stripped_TCEC_Season_28.pgn readpgn players/TCEC_Season_29.pgn elo advantage 101.898 drawelo 249.5 mm scale 0.6259616024094411 offset 3522 Stockfish_13_CCRL ratings