Kosteniuk, A
Last game 2026
Rating
peak 2561 · latest 2508Games
5,173
Wins
2555
Draws
1167
Losses
1451
Peak Elo
2561
60.7% score
As White
| B22 | Sicilian Defense: Alapin Variation | 75 | 66.0% |
| C50 | Italian Game: Giuoco Pianissimo | 43 | 61.6% |
| B10 | Caro-Kann Defense: Accelerated Panov Attack | 33 | 65.2% |
| B12 | Caro-Kann Defense: Advance Variation | 28 | 62.5% |
| B06 | Modern Defense: Lizard Defense, Mittenberger Gambit | 26 | 57.7% |
| B21 | Sicilian Defense: Smith-Morra Gambit | 24 | 83.3% |
| C01 | French Defense: Exchange Variation | 24 | 68.8% |
| C55 | Italian Game: Two Knights Defense | 22 | 68.2% |
As Black
| B12 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | 41 | 65.9% |
| D02 | Queen's Pawn Game: London System | 34 | 58.8% |
| E04 | Catalan Opening: Open Defense | 34 | 57.4% |
| A05 | King's Indian Attack | 29 | 51.7% |
| E11 | Bogo-Indian Defense: Grünfeld Variation | 29 | 55.2% |
| A13 | English Opening: Agincourt Defense | 28 | 62.5% |
| A07 | King's Indian Attack | 23 | 58.7% |
| E17 | Queen's Indian Defense: Anti-Queen's Indian System | 22 | 52.3% |
Recent games
| Xiao, Tong2599 | ½-½ | Kosteniuk, A2508 | 59th Biel INV Rapid | 2026 |
| Kosteniuk, A2508 | 0-1 | Materia, Marco2508 | 59th Biel INV Rapid | 2026 |
| Vaishali, Rameshbabu2496 | 1-0 | Kosteniuk, A2508 | 59th Biel INV Rapid | 2026 |
| Kosteniuk, A2508 | ½-½ | Finek, Vaclav2593 | 59th Biel INV Rapid | 2026 |
| Kosteniuk, A2508 | ½-½ | Yip, Carissa2458 | 59th Biel INV Rapid | 2026 |
| Lee, Alice2421 | 1-0 | Kosteniuk, A2508 | WSCC 2026 | 2026 |
| Kosteniuk, A2508 | ½-½ | Lee, Alice2421 | WSCC 2026 | 2026 |
| Lee, Alice2421 | 1-0 | Kosteniuk, A2508 | WSCC 2026 | 2026 |
| Kosteniuk, A2508 | ½-½ | Lee, Alice2421 | WSCC 2026 | 2026 |
| Lee, Alice2421 | 1-0 | Kosteniuk, A2508 | WSCC 2026 | 2026 |
| Kosteniuk, A2508 | 1-0 | Lee, Alice2421 | WSCC 2026 | 2026 |
| Lee, Alice2421 | 1-0 | Kosteniuk, A2508 | WSCC 2026 | 2026 |
| Kosteniuk, A2508 | 1-0 | Lee, Alice2421 | WSCC 2026 | 2026 |
| Lee, Alice2421 | 1-0 | Kosteniuk, A2508 | WSCC 2026 | 2026 |
| Kosteniuk, A2508 | 1-0 | Lee, Alice2421 | WSCC 2026 | 2026 |