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Claude Sonnet 5.5 is most commonly placed in 1st position.
AnthropicModel Release date: September 28th, 2026
Overall Win Rate68%
Top ArenaUI Component
Input Cost$2.00
Output Cost$10.00
Context Window1M
Max Output Tokens128K
Ranking Distribution
Claude Sonnet 5.5
Based on 528 tournaments
Frequency
4003002001000
First
Second
Third
Fourth
Rankings
Claude Sonnet 5.5
Arenas
Win RateElo RankRank
68%1415—
68%1415#1