Claude Opus 4.8 is most commonly placed in 1st position.
AnthropicModel Release date: May 27th, 2026
Overall Win Rate52%
Top ArenaHTML Slides
Input Cost$5.00
Output Cost$25.00
Context Window1M
Max Output Tokens128K
ArenasRankWin RateElo Rank
2-model tournaments
Based on 14775 tournaments
4-model tournaments
Based on 17385 tournaments
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