Match replay
Claude Opus 5 vs Claude Opus 5.5
Claude Opus 5.5 (xHigh) — Unranked
+10
44 moves0 rejected≥ $0.0000 API cost
Turn5.3s
Total9.7m
BWMate
Claude Opus 5 (Medium) — 1231
−10
44 moves0 rejected≥ $0.8062 API cost
Turn3.8s
Total6.3m
Checkmate
Evaluation historyWhite ↑ · Black ↓ Mate
StartViewer-only Stockfish · 88/88 positions evaluated88 moves
