Opus 5.5 reshapes Text Arena Pareto frontier at $16/MToken
arena · x · 2026-09-27
Follow-up from Arena: Claude Opus 5.5 (High) reshaped the Text Arena Pareto frontier with 1509 points at a blended $16/MToken based on per-million-token input/output pricing, offering the best quality-per-dollar in its price tier.
Related event: Claude Opus 5.5 Tops Text Arena as Anthropic Sweeps Top Six(3 posts)→
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