Mihnea Costachi
Country
ROU
Birth Year
2000
Gender
M
Title
NA,International Master
FIDE ID
1217518
FIDE rating history
View rating lists
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-13 (UTC).
Online games are identified from known tournament names, playing sites and PGN mode. Other games are listed as OTB (over-the-board).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 9 | Mihnea Costachi | Bertalan Szikszai | 1-0 | 61 | Open |
| 2 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 8 | Mihnea Costachi | Tran Vo Quoc Bao | 0-1 | 36 | Open |
| 3 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 7 | Alimzhan Zhauynbay | Mihnea Costachi | 0-1 | 41 | Open |
| 4 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 6 | Mihnea Costachi | Adham Kandil | 0-1 | 95 | Open |
| 5 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 5 | Haowen Xue | Mihnea Costachi | 1-0 | 41 | Open |
| 6 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 4 | Vladimir Predein | Mihnea Costachi | 0-1 | 33 | Open |
| 7 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 3 | Mihnea Costachi | Dinara Wagner | 1-0 | 53 | Open |
| 8 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 2 | Raunak Sadhwani | Mihnea Costachi | 1-0 | 41 | Open |
| 9 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 1 | Abdulla M Al-marzouqi | Mihnea Costachi | 0-1 | 12 | Open |
| 10 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 11 | Mihnea Costachi | Robert Hovhannisyan | 1/2-1/2 | 59 | Open |
| 11 | 2025-08-18 | Abu Dhabi Masters Online | chess.com INT | 10 | Vihaan Jammalamadaka | Mihnea Costachi | 0-1 | 44 | Open |
| 12 | 2025-02-11 | Titled Tue 11th Feb Early | chess.com INT | 2 | Claudio Paduano | Mihnea Costachi | 1-0 | 43 | Open |
| 13 | 2025-02-11 | Titled Tue 11th Feb Early | chess.com INT | 1 | Mihnea Costachi | Mikhail V. Kuznetsov | 1-0 | 89 | Open |
| 14 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 9 | Omer Akkara | Mihnea Costachi | 1-0 | 36 | Open |
| 15 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 8 | Pavel V. Tregubov | Mihnea Costachi | 0-1 | 34 | Open |
| 16 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 7 | Mihnea Costachi | Tran Vo Quoc Bao | 1-0 | 22 | Open |
| 17 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 6 | Nikita Matinian | Mihnea Costachi | 1-0 | 58 | Open |
| 18 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 5 | Mihnea Costachi | Dinesh Rajan M | 1-0 | 33 | Open |
| 19 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 4 | Bartosz Przybylski | Mihnea Costachi | 0-1 | 49 | Open |
| 20 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 3 | Mihnea Costachi | Santiago Rodriguez | 1-0 | 38 | Open |
| 21 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 2 | Dias Issabayev | Mihnea Costachi | 0-1 | 30 | Open |
| 22 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 1 | Mihnea Costachi | Leo Valle Luis | 0-1 | 56 | Open |
| 23 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 11 | Erkin Kozganbay | Mihnea Costachi | 0-1 | 54 | Open |
| 24 | 2025-02-04 | Titled Tue 4th Feb Early | chess.com INT | 10 | Mihnea Costachi | Aleksandra Maltsevskaya | 1-0 | 35 | Open |
| 25 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 9 | Garg Aradhya | Mihnea Costachi | 0-1 | 65 | Open |
| 26 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 8 | Mihnea Costachi | Rasmus Svane | 1/2-1/2 | 47 | Open |
| 27 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 7 | Jeffery Xiong | Mihnea Costachi | 0-1 | 24 | Open |
| 28 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 6 | Mihnea Costachi | Sergey Volkov | 1-0 | 58 | Open |
| 29 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 5 | Noah Kim | Mihnea Costachi | 0-1 | 30 | Open |
| 30 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 4 | Nikita An. Kalinin | Mihnea Costachi | 0-1 | 30 | Open |
| 31 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 3 | Mihnea Costachi | David Kaufman | 0-1 | 58 | Open |
| 32 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 2 | Gennady Kozlov | Mihnea Costachi | 0-1 | 59 | Open |
| 33 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 1 | Mihnea Costachi | Viktor N. Parfenov | 1-0 | 54 | Open |
| 34 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 11 | Nodar Lortkipanidze | Mihnea Costachi | 1-0 | 69 | Open |
| 35 | 2025-01-28 | Titled Tue 28th Jan Early | chess.com INT | 10 | Mihnea Costachi | Tuan Minh Le | 0-1 | 43 | Open |
| 36 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 9 | Harshin Reddy Jagirapu | Mihnea Costachi | 0-1 | 43 | Open |
| 37 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 8 | Mihnea Costachi | Christopher Woojin Yoo | 1/2-1/2 | 31 | Open |
| 38 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 7 | Vladyslav Sydoryka | Mihnea Costachi | 0-1 | 42 | Open |
| 39 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 6 | Mihnea Costachi | Alan Petukhov | 1-0 | 27 | Open |
| 40 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 5 | Mihnea Costachi | Vladimir Burmakin | 1/2-1/2 | 48 | Open |
| 41 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 4 | Hikaru Nakamura | Mihnea Costachi | 1-0 | 58 | Open |
| 42 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 3 | Mihnea Costachi | Pavel V. Tregubov | 1-0 | 29 | Open |
| 43 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 2 | Mihnea Costachi | Oscar Gerardo Sanchez Enriquez | 1-0 | 67 | Open |
| 44 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 1 | Julian Estrada Nieto | Mihnea Costachi | 0-1 | 39 | Open |
| 45 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 11 | Mihnea Costachi | Valentin Dragnev | 1-0 | 56 | Open |
| 46 | 2025-01-07 | Titled Tue 7th Jan Early | chess.com INT | 10 | Francesco Sonis | Mihnea Costachi | 1-0 | 41 | Open |
| 47 | 2024-12-31 | Titled Tue 31st Dec Early | chess.com INT | 9 | Mihnea Costachi | Tran Vo Quoc Bao | 0-1 | 137 | Open |
| 48 | 2024-12-31 | Titled Tue 31st Dec Early | chess.com INT | 8 | Karina Ambartsumova | Mihnea Costachi | 0-1 | 45 | Open |
| 49 | 2024-12-31 | Titled Tue 31st Dec Early | chess.com INT | 7 | Derek Wu | Mihnea Costachi | 0-1 | 28 | Open |
| 50 | 2024-12-31 | Titled Tue 31st Dec Early | chess.com INT | 6 | Mihnea Costachi | Meri Arabidze | 1/2-1/2 | 47 | Open |
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