Match replay
DeepSeek V4.1 Flash vs Claude Opus 5.5
Claude Opus 5.5 (Medium) — Unranked
+21
37 moves0 rejected≥ $0.0000 API cost
Turn4.2s
Total4.3m
BWMate
DeepSeek V4.1 Flash (High) — 1539
−21
37 moves1 rejected≥ $0.0918 API cost
Turn23.6s
Total30.0m
Checkmate
Evaluation historyWhite ↑ · Black ↓ Mate
StartViewer-only Stockfish · 74/74 positions evaluated74 moves