Prepare against Alexey Kosov
FM · Russia · World #10,701 classical · FIDE ID 4148851
When preparing against Alexey Kosov, expect 1.e4 in 92% of White games. Against 1.e4 the reply is 1...c5 (96% of games); against 1.d4, 1...Nf6 (65%).
Our database contains 106 games by Alexey Kosov, covering Apr 2003 to Jul 2026. Below you'll find Alexey Kosov's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Alexey Kosov before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,159 | 2,303 | Apr 2004 |
| Rapid | 2,214 | 2,214 | Jul 2026 |
| Blitz | 2,063 | 2,197 | May 2016 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 106 | 42 | 26 | 38 | 39.6% |
| As White | 53 | 27 | 10 | 16 | 50.9% |
| As Black | 53 | 15 | 16 | 22 | 28.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Alexey Kosov's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Alexey Kosov's side.
First moves as White (53 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 49 | 92.5% | 60.2% |
| e3 | 2 | 3.8% | 50.0% |
| g3 | 2 | 3.8% | 75.0% |
Main lines as White
- 1.e4 — 92% of White games, 60.2% score
- …c5 (37% of these games) — Kosov usually continues Nf3 (52.9% score)
- …e5 (22% of these games) — Kosov usually continues Nf3 (81.8% score)
- …e6 (12% of these games) — Kosov usually continues d4 (58.3% score)
- 1.e3 — 4% of White games, 50.0% score
- …Nf6 (50% of these games) — Kosov usually continues b3 (100.0% score)
- …g6 (50% of these games) — Kosov usually continues f4 (0.0% score)
As Black against 1.e4 (28 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 27 | 96.4% | 38.9% |
| d6 | 1 | 3.6% | 50.0% |
As Black against 1.d4 (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 11 | 64.7% | 45.5% |
| g6 | 4 | 23.5% | 50.0% |
| d6 | 1 | 5.9% | 50.0% |
| d5 | 1 | 5.9% | 0.0% |
Alexey Kosov's chess games
All 106 games by Alexey Kosov in the Chess.ceo database (Apr 2003 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 42 wins, 26 draws, 38 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A38 | Sicilian | 7 | 5/1/1 | 71.4% |
| C05 | French: Tarrasch Variation | 5 | 2/1/2 | 40.0% |
| C56 | Italian Game | 5 | 2/2/1 | 40.0% |
| B78 | Sicilian: Dragon | 4 | 1/0/3 | 25.0% |
| B95 | Sicilian: Najdorf | 4 | 1/0/3 | 25.0% |
| B02 | Alekhine Defense | 4 | 2/0/2 | 50.0% |
| C42 | Petrov's Defense | 3 | 3/0/0 | 100.0% |
| A07 | Hungarian Opening | 2 | 1/1/0 | 50.0% |
| B01 | Scandinavian Defense: Main Line | 2 | 1/1/0 | 50.0% |
| B06 | Modern Defense | 2 | 0/0/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B60 | Sicilian | 12 | 4/4/4 | 33.3% |
| E92 | King's Indian Defense: Orthodox Variation | 5 | 1/3/1 | 20.0% |
| B06 | Modern Defense | 5 | 3/0/2 | 60.0% |
| E65 | Indian Defense | 3 | 1/1/1 | 33.3% |
| B22 | Sicilian: Alapin | 3 | 0/1/2 | 0.0% |
| B25 | Sicilian: Closed | 3 | 0/2/1 | 0.0% |
| B86 | Sicilian: Najdorf | 3 | 1/0/2 | 33.3% |
| A48 | King's Indian Defense | 2 | 1/0/1 | 50.0% |
| B52 | Sicilian: Moscow Variation | 2 | 0/1/1 | 0.0% |
| A43 | Pirc Defense | 2 | 0/2/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2007 | Ilusha Tsigelnitskiy | 2,371 | Vladivostok Open | B03 |
| Jun 2007 | Andrey Glushko | 2,328 | Vladivostok Open | A05 |
| Jun 2017 | Daniel Gutierrez Olivares | 2,326 | chT-Canarias | B50 |
| Apr 2018 | Daniel Mendivil Anton | 2,232 | chT-Tenerife Preferente 1718 | C05 |
| Oct 2007 | Konstantin Ivshin | 2,222 | chT-DV FR | E97 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-RUS U14 | 2001 | 11 | 6 | 2,423 |
| chT-Tenerife Preferente 1718 | 2018 | 10 | 6 | 2,245 |
| chT-Tenerife Preferente 1617 | 2017 | 10 | 2.5 | 2,063 |
| ch-RUS U12 | 1999 | 9 | 4.5 | 2,291 |
| Vladivostok Open | 2007 | 9 | 5 | 2,307 |
| San Cristobal de La Laguna Open 1st | 2018 | 9 | 6.5 | 2,195 |
| ch-RUS U10 | 1997 | 8 | 3.5 | – |
| Santa Cruz de Tenerife Autumn Open | 2017 | 8 | 5 | 2,129 |
Interactive opening tree from all 106 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Alexey Kosov's chess games?
106 games by Alexey Kosov, from Apr 2003 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Alexey Kosov has played.
What does Alexey Kosov play on the first move as White?
Across 53 games with White in our database, Alexey Kosov opens with 1.e4 (92% of games), 1.e3 (4% of games), 1.g3 (4% of games). Against 1.e4 as Black, Alexey Kosov answers 1...c5 (96% of games), 1...d6 (4% of games). Against 1.d4: 1...Nf6 (65% of games), 1...g6 (24% of games), 1...d6 (6% of games).
What openings does Alexey Kosov play as White?
As White, Alexey Kosov's most-played openings in our database are: Sicilian (7 games, 71.4% win rate); French: Tarrasch Variation (5 games, 40.0% win rate); Italian Game (5 games, 40.0% win rate). The full breakdown of 53 games with White is in the table above.
What openings does Alexey Kosov play as Black?
As Black, Alexey Kosov most often plays: Sicilian (12 games, 33.3% win rate); King's Indian Defense: Orthodox Variation (5 games, 20.0% win rate); Modern Defense (5 games, 60.0% win rate). See the table above for the top ten Black openings across 53 games.
What is Alexey Kosov's FIDE rating?
Alexey Kosov is currently rated 2,159 in classical chess, 2,214 in rapid and 2,063 in blitz. Peak classical rating: 2,303 (Apr 2004).
How many games has Alexey Kosov played?
Our database contains 106 games by Alexey Kosov, covering Apr 2003 to Jul 2026. Overall record: 42 wins, 26 draws, 38 losses (39.6% win rate).
How do I prepare against Alexey Kosov?
106 games by Alexey Kosov reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.