Opus 5.5 vs Sonnet 5.5 on 3D steampunk whale modeling: $156 vs $109
Fun-Meaning-6474 · reddit · 2026-09-29
A structured-prompt comparison of Opus 5.5 and Sonnet 5.5 building a 3D steampunk whale scene (Blender + three.js). Sonnet 5.5 used 1.68M output tokens ($109 API equivalent) vs Opus 5.5's 2.50M ($156). Verdict: Sonnet 5.5 overperformed but still trails Opus; official benchmarks say nothing about 3D. Stack: subscriptions, blendermcp, atomic.chat.
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