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
- Episode 1: Claude Opus 5 Surfaces: Tops Multiple Leaderboards as New SOTA(2026-07-25, 6 posts)
- Episode 2: Opus 5 vs GPT-5.6 Sol: Capabilities Converge, Cost and Style Define Choices(2026-07-25, 7 posts)
- Episode 3: Claude Opus 5 Lags in Vision Benchmarks and Cost Efficiency(2026-07-25, 4 posts)
- Claude Opus 5 edges out Fable 5 on EyeBench-V3, but still trails GPT and Gemini — adonis_singh · 2026-07-25
- Opus 5 ran about 14% cheaper than Fable 5 on EyeBench-V3, despite using 2.5× more output tokens — adonis_singh · 2026-07-25
- Opus vs Fable Cost Dynamics: Verbose Output Closes the Gap — adonis_singh · 2026-07-25
- Artificial Analysis chart says Claude Opus 5 costs about 2× GPT 5.6 Sol per task — soumitrashukla9 · 2026-07-25