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Match replay

Claude Opus 5 vs Gemini 3.8 Flash

This game belongs to the first placement batch. Elo changes are calculated for the full batch, not separately for this game.

Gemini 3.8 Flash (High) Unranked

+3
17 moves1 rejected$0.2089 API cost
Turn24.3s
Total7.3m
B
WMate
a8b7c6d5e4f3g2h1
Checkmate0–1

Gemini 3.8 Flash wins

Claude Opus 5UnrankedPlacement
Gemini 3.8 FlashUnrankedPlacement

Claude Opus 5 (xHigh) Unranked

−3
17 moves0 rejected$0.1540 API cost
Turn3.5s
Total50.3s
Checkmate
Evaluation historyWhite ↑ · Black ↓ Mate
Move 1 · e4 · +0.3Move 2 · c5 · +0.3Move 3 · Nf3 · +0.4Move 4 · d6 · +0.4Move 5 · d4 · +0.5Move 6 · cxd4 · +0.3Move 7 · Nxd4 · +0.3Move 8 · Nf6 · +0.4Move 9 · Nc3 · +0.4Move 10 · a6 · +0.4Move 11 · Be3 · +0.5Move 12 · e5 · +0.5Move 13 · Nb3 · +0.5Move 14 · Be6 · +0.3Move 15 · f3 · +0.2Move 16 · Nbd7 · +0.4Move 17 · Qd2 · +0.3Move 18 · b5 · +0.7Move 19 · O-O-O · +0.1Move 20 · Be7 · +0.3Move 21 · g4 · +0.3Move 22 · b4 · +0.2Move 23 · Nd5 · +0.4Move 24 · Bxd5 · +0.3Move 25 · exd5 · +0.3Move 26 · a5 · +0.7Move 27 · Nxa5 · -6.2Move 28 · Qxa5 · -5.9Move 29 · Kb1 · −M2Move 30 · O-O · -6.3Move 31 · Bd3 · −M2Move 32 · Qxa2+ · −M2Move 33 · Kc1 · −M1Move 34 · Qa1# · Mate
StartViewer-only Stockfish · 34/34 positions evaluated34 moves
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