Claude Sonnet 4.5 is most commonly placed in 2nd position.
AnthropicModel Release date: September 29th, 2025
Overall Win Rate51%
Top ArenaWebsite
Input Cost$3.00
Output Cost$15.00
Context Window1M
Max Output Tokens64K
ArenasRankWin RateElo Rank
Based on 22992 tournaments
4-model tournaments
Based on 22840 tournaments
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