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FIDE ID 91109272 · born 2006 · last updated 5/12/2026
Standard
1512
Rapid
1467
Blitz
1445
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Shortlist public Lichess and chess.com accounts for Krupinski via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
AI matching by sample game
Searching public databases for known games of Krupinski…
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Real tournament games of Jonasz Krupinski from public sources. Select a game to replay it on the board.
All games
+0 =3 -5 · score 19% · 8 games
As White
+0 =2 -2 · score 25% · 4 games
As Black
+0 =1 -3 · score 13% · 4 games
Rapiej,Andrzej(1770)
Krupinski,Jonasz(1470)½-½
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As White
As Black
| Event | Games | Dates |
|---|---|---|
| TCh-POL 2nd League 2025 | 8 | 2025-08-31 to 2025-09-07 |
Prep report
Their repertoire vs yours
Once you have a candidate account, we cross-reference its opening tree against your imported games, surfacing the lines they play that you don’t know, the leaks in their repertoire you can punish, and the gaps in yours you’ll need to plug before the game.
Pick a candidate account above to unlock the report.
AI matching from found games
We already found 8 of Krupinski’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (8) - latest 9/7/2025
Helps match accounts whose display name is not written in Latin letters.
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Uses 1 credit. Results take a few minutes; the results page updates itself.