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FIDE ID 2096889 · born 2000 · last updated 5/12/2026
Standard
2378
Rapid
2439
Blitz
2318
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Shortlist public Lichess and chess.com accounts for Posthuma 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 Posthuma…
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Real tournament games of Joshua Posthuma from public sources. Select a game to replay it on the board.
All games
+26 =34 -23 · score 52% · 83 games
As White
+16 =16 -9 · score 59% · 41 games
As Black
+10 =18 -14 · score 45% · 42 games
Sam,Gabriel(2214)
Posthuma,Joshua(2378)½-½
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As White
| Event | Games | Dates |
|---|---|---|
| 35th Chicago Open 2026 | 3 | 2026-05-23 to 2026-05-24 |
| Round 5: Jacobson, Brandon - Posthuma, Joshua | 1 | 2026-05-23 |
| Round 4: Posthuma, Joshua - Sonis, Francesco | 1 | 2026-05-23 |
| US Chess Masters 2025 | 2 | 2025-11-28 to 2025-11-30 |
| Royal City Masters 2025 | 8 | 2025-08-02 to 2025-08-06 |
| Marshall Summer Inv GMA | 9 | 2025-07-08 to 2025-07-13 |
| FSGM September 2024 | 9 | 2024-09-07 to 2024-09-14 |
| Vezerkepzo GM Kluger Mem |
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.
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As Black
| 9 |
| 2024-08-28 to 2024-09-05 |
| Budapest 1 Week Aug GMA | 9 | 2024-08-14 to 2024-08-20 |
| 17th Philadelphia Int | 1 | 2024-06-30 |
AI matching from found games
We already found 83 of Posthuma’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (81), lichess_broadcast (2) - latest 5/24/2026
Helps match accounts whose display name is not written in Latin letters.
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