Pfreundt, Jakob

GER GER·Born 1998·FIDE #12918156·595 Games

FIDE OTB · #12918156 · 595 Games

Classical2472588 g Games

Rapid23237 g Games

Blitz23060 g Games

Play against Pfreundt's Twin

PRO

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

595 games analyzed

Statistics

Total

595

Wins

234

Draws

249

Losses

112

39%42%19%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 94.0% average

Solid conversion: 84%

Very consistent (85%)

Very precise: only 0.1 blunders/game

Dominates 1.Nf3 ♔ (68% in 79 games)

Deep Analysis

Stockfish 18 · Classical games · 145 analyzed

Accuracy by phase

Opening

96.9%

Middlegame

94.0%

Endgame

96.1%

Clutch Factor

+7%

Winning (+2)Winning (+2)

95%53g

EqualEqual position

95%72g

Losing (−2)Losing (−2)

88%20g

Accuracy under pressure

Problematic Pieces — which cause most errors?

23%

23 err

17%

17 err

16%

16 err

15%

15 err

15%

15 err

13%

13 err

Critical Moment

Move 27 avg

17%

1-15

17%

16-25

33%

26-35

33%

36-45

46+

33% of blunders after move 26-35 — keep the tension until then.of blunders occur in moves 26-35. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

g7 / d6

Critical squares

7 err

6 err

5 err

4 err

g7/d6 account for most of the errors. Force decisions in those zones.

Openings

Based on player games

No clear weaknesses!

Critical Blunders

10 errors · Stockfish

#16Qd8??Tacticsvs RezaOTB · 2025

#34Nc5??Tacticsvs AbasovOTB · 2024

#39Qd2??Tacticsvs IvicOTB · 2023

#91Qc3??Endgamevs SiegertOTB · 2023

#47Kh7??Endgamevs IstratescuOTB · 2023

#33f4??Tacticsvs LabruyereOTB · 2023

#72Kd4??Endgamevs HorvathOTB · 2023

#40Re4??Tacticsvs WagnerOTB · 2023

#30Kh3??Tacticsvs ForsterOTB · 2023

#16e5??Tacticsvs HatzlOTB · 2023

Recent Games

595 Games

Loss

Adhiban, B.(2536)

57th Italian Teams Final · 30 Apr 2026

1-0

Draw

Roshka, Yevgeniy(2507)

57th Italian Teams Final · 29 Apr 2026

½-½

Draw

De Filomeno, Simone(2445)

57th Italian Teams Gp B · 28 Apr 2026

½-½

Win

Favaloro, Andrea(2404)

57th Italian Teams Gp B · 27 Apr 2026

1-0

Win

Zwirs, Nico(2430)

57th Italian Teams Gp B · 27 Apr 2026

0-1

Draw

Djukic,Ni(2498)

57th Italian Teams Gp B · 26 Apr 2026

½-½

Endgame Statistics

PRO92 endgames (64.8%)

Strongest

Weakest

18%

Minor Piece Pairs

Reaches Endgame

64.8%

92 / 142

B vs N Pref

33.3% · 33.3%

3 / 3

PiecesTypeWin %Games

Rook + Minor

34.1%44

Rook + Equal Minors

33.3%30

Rook vs Rook

33.3%24

Rook+Bishop vs Rook+Knight

30.4%23

Minor Piece Pairs

18.2%11

Rook vs Minor (Exchange)

30%10

Rook + Minor34.1%44

Rook + Equal Minors33.3%30

Rook vs Rook33.3%24

Rook+Bishop vs Rook+Knight30.4%23

Minor Piece Pairs18.2%11

Rook vs Minor (Exchange)30%10

Weakest: Minor Piece Pairs 18%Show all 21 types

Unlock Endgame Statistics

21 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

299 Games

46%39%15%

Move	Games	%
1.e4	121	65%
1.d4	93	66%
1.Nf3	79	68%
1.c4Strong	6	75%

MoveGamesPerformance%

1.e4

121

65%

1.d4

66%

1.Nf3

68%

1.c4Strong

75%