Match replay
Claude Opus 5.5 vs GPT-6 Astra
GPT-6 Astra (xHigh) — 1998
+5
42 moves0 rejected≥ $2.4359 API cost
Turn19.7s
Total21.9m
BWMate
Claude Opus 5.5 (xHigh) — Unranked
−5
42 moves0 rejected≥ $0.0000 API cost
Turn4.1s
Total35.4m
Checkmate
Evaluation historyWhite ↑ · Black ↓ Mate
StartViewer-only Stockfish · 84/84 positions evaluated84 moves
