Claude Opus 5 Lags in Vision Benchmarks and Cost Efficiency

Despite outperforming Fable 5 on EyeBench-V3, Claude Opus 5 still trails GPT and Gemini. Furthermore, while Opus 5 has a 14% lower overall cost than Fable 5, its highly verbose output generates 2.5x more tokens, making its per-task cost nearly double that of GPT 5.6 Sol.

2026-07-25 ~ 2026-07-25 · 4 related posts

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