Jakub Czakon
TitleInternational MasterFederationPolandBorn1985FIDE ID1120840
Classical2465
Rapid2445
Blitz—
Games586
W · D · LWon · Drawn · Lost43 / 35 / 22
Peak2510Oct 2007
Rating history
2420
2460
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Oct 2023Nov 2026
Classical2465Rapid2445no games played
Accuracy by phase
96.9%Opening92.7%Middlegame92.1%Endgame
Clutch factor
Insufficient dataPlay style
Elite accuracy: 90.5% average
Plays 2.8% better with black
Very consistent (94%)
Very precise: only 0.0 blunders/game
Dominates 1.Nf3 as 
(75% in 28 games)
(75% in 28 games)Recent games
Rees, Ioan(2290)
4NCL Division 1d 2018-19 · 6 May 2019
Zakarian, David(2341)
4NCL Division 1d 2018-19 · 5 May 2019
Ferrington, Nigel M(2124)
4NCL Division 1d 2018-19 · 4 May 2019
Kriebel, Tadeas(2473)
Polish Team Championship Ekstral... · 7 May 2017
Vovk, Yuri(2600)
Polish Team Championship Ekstral... · 6 May 2017
Play against Czakon's Twin
Their real openings, level & style
Practice against a bot that uses their real openings and playing style
Based on 586 games
Openings
302 games as White · scores 64.4%Weaknesses
where they slip as ♔ WhiteSicilian: Najdorf1.e4 c5 2.♞f3 d6 3.d4 cxd4 4.♞xd4 ♞f6 5.♞c3 a6only 9 games, last played 7 years ago44.4%losses
Strengths
what holds up for them as ♔ WhiteKing's Indian: Main Line1.d4 ♞f6 2.c4 g6 3.♞c3 ♝g7 4.e4 d6 5.♞f3 O-O11 games, last played 13 years ago63.6%wins
Sicilian: d6 Systems1.e4 c5 2.♞f3 d616 games, last played 7 years ago62.5%wins
By family
open a family to see its linesPROTime controls · Years · Events
586 games in scope
LineECOGamesLast playedWins · draws · lossesScorevs 64.4%
B23–B50457y
40%36%24%
57.8%−6.6 ptsA01–A044012y
60%25%15
72.5%+8.1 ptsD10–D452314y
61%1722%
69.6%+5.2 ptsC002120y
57%29%14
71.4%+7.0 ptsD31–D371917y
53%42%5
73.7%—E701913y
42%21%37%
52.6%—A40–D021612y
69%25%6
81.3%—A46–E111412y
43%43%14
64.3%—Mistakes
Problematic pieces
Insufficient data
Critical moment
Insufficient data
Error heatmap · Critical squaresError heatmap
Insufficient data
Critical blunders
Tactical errors analyzed with StockfishCouldn't load this.
Repertoire
PROTime controls · Years · Events
586 games in scope
8
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6
5
4
3
2
1a
b
c
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h
Explore the repertoireevery move played, ranked by frequency
302 games46%W37%D17%L
302games in this linewon 46%, drew 37%, lost 17%
Move
1. d4
15312y46%36%18%
64%1. e4
1087y40%43%17
61%1. ♞f3
2812y61%29%10
75%1. f4
1112y55%18%27%
64%1. b3
112y100%00
100%1. c4
123y100%00
100%