CHESS BENCHMARK · CHESS960

Claude Opus 5.5 vs Skill 0, 25% random moves

Chess960. Claude Opus 5.5 played White against Skill 0, 25% random moves (785). Result 1-0, checkmate, after 99 plies. All of Claude Opus 5.5's games.

RESULT1-0
ENDED BYcheckmate
MODEL TIME12.4 min
COST$1.59 (API-equivalent)
TOKENS IN / OUT58,093 / 56,123
REQUESTS52