GM

Demuth, Adrien

SUI SUI·Born 1991·FIDE #642274·1,431 Games

Classical25261,320 Games
Rapid246546 Games
Blitz246687 Games

Statistics

1431

Total

572

Wins

618

Draws

241

Losses

40%43%17%

Play Style

What you need to know before facing them

Elite accuracy: 94.2% average
High resilience (56%): Dangerous even when losing
Solid conversion: 88%
Very consistent (92%)
Very precise: only 0.0 blunders/game
Dominates 1.Nf3 ♔ (72% in 257 games)

Deep Analysis

Stockfish 18 · Classical games · 281 analyzed

Accuracy by phase
Opening95.9%
Middlegame93.8%
Endgame95.7%

Clutch Factor

Performance under pressure

+4%
Winning (+2 or more)95%
110 Games
Equal position95%
131 Games
Losing (-2 or more)90%
40 Games

Problematic Pieces

Which pieces cause most errors?

♖
20%
35 errors
♞
19%
33 errors
♙
19%
33 errors
♕
19%
33 errors
♗
14%
24 errors
♔
9%
16 errors

Critical Moment

When does the first serious error occur?

Move 43average
1-15
16-25
26-35
36-45
46+
43% of blunders occur between move 46+. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

5
5
6
5
6
10
7
7
5
7
abcdefgh
Many
Few
Critical squares
e510 err
f37 err
f47 err
f57 err
d56 err
e5/f3 concentrate most errors. Force decisions in those zones.

Recent Games

W
Kuehn, Peter, Dr.2311

Swiss National League A 2... · 17 Mar 2026

1-0
W
Kuehn, Peter, Dr.2311

TCh-SUI 2026 · 15 Mar 2026

1-0
D
Straubinger, Daniel Dr.2342

2. Bundesliga Sud 25-26 · 8 Feb 2026

½-½
D
Guliyev, Nadir2486

2. Bundesliga Sud 25-26 · 7 Feb 2026

½-½
D
Guliyev, Namig2486

2nd Bundesliga Sud 25-26 · 7 Feb 2026

½-½
W
Dubkov, Andrej2285

2nd Bundesliga Sud 25-26 · 18 Jan 2026

1-0

Openings

Based on player games

Weaknesses

EXPLOIT!
White

No significant weaknesses detected as White

Black

No significant weaknesses detected as Black

Strengths

AVOID
White
Reti: Double Fianchetto
64.7%
17 Games·Wins

1.Nf3 Nf6 2.g3 g6

Reti vs King's Indian
61.1%
18 Games·Wins

1.Nf3 Nf6 2.c4 g6

Black
Scotch Game
58.3%
12 Games·Wins

1.e4 e5 2.Nf3 Nc6 3.d4

Ruy Lopez: Steinitz Deferred
45.5%
11 Games·Wins

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#46Re8??
Endgame
vs Dubkov
OTB·2026
▶
#19Nxc6??
Tactics
vs Herega
Blitz·2025
▶
#44Kb7??
Endgame
vs Bujupi
Blitz·2025
▶
#26Rad7??
Tactics
vs Almeida
Blitz·2025
▶
#26f4??
Tactics
vs Plat
Blitz·2025
▶
#14Re8??
Tactics
vs Stojanovic
OTB·2025
▶
#44hxg4??
Endgame
vs Ginsburg
OTB·2025
▶
#50Rbd8??
Endgame
vs Edouard
OTB·2024
▶
#24f3??
Tactics
vs Feller
OTB·2022
▶
#29Qc7??
Tactics
vs Wachinger
OTB·2022
Endgame Statistics

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2026
2025
2024
2023
2022
2021
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Starting Position
747 Games
45%42%13%
1.d4
61%
374
1.Nf3
72%
257
1.c4
64%
74
1.e4
70%
20
1.g3
65%
10
1.f4
78%
9
1.b3
100%
3
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