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BOT maiaRosen

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Maia Rosen

Maia Rosen is a human-aligned chess engine based on the Maia-2 architecture. It was specifically fine-tuned on 10k+ games from IM @EricRosen to capture his signature style and gambits.

This fan project uses the Maia-2 framework to achieve human-AI alignment. Developed by @ashtonanderson, @sidsen and @reidmcy. More info at maiachess.com.

Member since 29 Jan 2026

Active

Time spent playing: 1 day, 8 hours

Chess InsightsAnalytics from maiaRosen's games
Activity435 games
435
games364
rated119
wins268
losses48
draws
1+1 • Bullet • Rated
BOT SybBot
1796 +3
BOT maiaRosen
1575 −4
Checkmate • White is victorious
Dutch Defense: Classical Variation
1. c4 e6 2. d4 f5 3. g3 Nf6 ... 60 moves
3+1 • Blitz • Rated
BOT maiaRosen
1546 −7
BOT C0kval
1517 +6
Checkmate • Black is victorious
Queen's Pawn Game: London System
1. d4 Nf6 2. Bf4 d5 3. Nf3 Nc6 ... 30 moves
3+2 • Blitz • Rated
BOT sxphia
1818 +2
BOT maiaRosen
1548 −2
Checkmate • White is victorious
Queen's Gambit Declined: Barmen Variation
1. Nf3 d5 2. c4 e6 3. d4 Nf6 ... 39 moves
3+1 • Blitz • Rated
BOT C0kval
1523 −6
BOT maiaRosen
1542 +6
Checkmate • Black is victorious
Queen's Pawn Game: Chigorin Variation
1. Nc3 d5 2. d4 Nf6 3. Nf3 Bf5 ... 58 moves
3+1 • Blitz • Rated
BOT C0kval
1530 ±0
BOT maiaRosen
1542 ±0
Threefold repetition • Draw
Indian Defense: Budapest Defense
1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 ... 40 moves
1+2 • Bullet • Rated
BOT Franiquilafish
1545
BOT maiaRosen
1575
Checkmate • White is victorious
Zukertort Opening: Reversed Mexican Defense
1. Nc3 d5 2. Nf3 d4 3. Ne4 Nf6 ... 44 moves
3+1 • Blitz • Rated
BOT Franiquilafish
1372 +12
BOT maiaRosen
1551 −9
Checkmate • White is victorious
Zukertort Opening: Reversed Mexican Defense
1. Nc3 d5 2. Nf3 d4 3. Ne4 Nf6 ... 44 moves
5+3 • Blitz • Rated
BOT StrawberryChessDev
1619
BOT maiaRosen
1551
Checkmate • Black is victorious
Sicilian Defense: Accelerated Dragon, Exchange Variation
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 ... 17 moves
3+2 • Blitz • Rated
BOT Franiquilafish
1377 −5
BOT maiaRosen
1547 +4
Checkmate • Black is victorious
Zukertort Opening: Reversed Mexican Defense
1. Nc3 d5 2. Nf3 Nf6 3. Nb5 a6 ... 24 moves
3+2 • Blitz • Rated
BOT maiaRosen
1547 ±0
BOT Meccedo
3114? ±0
Checkmate • Black is victorious
Indian Defense: Accelerated London System
1. d4 Nf6 2. Bf4 e6 3. e3 d5 ... 25 moves
20+8 • Classical • Rated
BOT simbelmyne-bot
2535 +1
BOT maiaRosen
1963 −3
Checkmate • White is victorious
Sicilian Defense: Old Sicilian
1. e4 c5 2. Nf3 Nc6 3. c4 e6 ... 29 moves
1+5 • Blitz • Rated
BOT maiaRosen
1547
BOT SybBot
1740
Threefold repetition • Draw
Queen's Pawn Game: Accelerated London System
1. d4 d5 2. Bf4 e6 3. e3 Nf6 ... 72 moves