Claude Opus 5.5 vs Gemini 4 Argon
5 SHARED BENCHMARKSAcross 5 shared benchmarks, Claude Opus 5.5 scores higher on 4 and Gemini 4 Argon on 1. The widest gap is OSWorld 2.0, where Claude Opus 5.5 scores 81.8 against 69.2. Gemini 4 Argon is the cheaper of the two on tracked API pricing ($2.00 against $4.00 per million input tokens).
At a glance
Claude Opus 5.5's release date per the vendor's own announcement. Prices: Anthropic's own price page for Claude Opus 5.5; Artificial Analysis for Gemini 4 Argon. ◆ = independently verified score.
Every shared benchmark5 · grouped by area
Other shared benchmarks 5
Each score is the one the model's own page shows — the most authoritative tracked result for that benchmark, on the benchmark's standard methodology (source-attributed). ↓ marks lower-is-better metrics; ◆ an independently verified score. Open either model for its full surface, provenance and pricing. Quoted rates are the price-setter row we currently track for each model — its direct or vendor-official listing where one exists (anthropic-official, direct), otherwise the lowest tracked offer.