Opus 5.5 vs Sonnet 5.5: cutting a WebGPU jelly lemon from the same prompt

In a real-time WebGPU jelly lemon cutting demo, Opus 5.5 holds the mass at 165 g through every cut, while Sonnet 5.5 has a nicer knife but the lemon shrinks from 172 g to 159 g.

Albus

@0xAlbusArchived 16 days agoOriginally posted 2026.10.16

Albus @0xAlbusOriginally posted 2026.10.16

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Same prompt. Two Claude models. One jelly lemon. Opus 5.5 (top): mass stays at 165 g through every cut. Sonnet 5.5 (bottom): nicer knife, but the lemon shrinks from 172 g to 159 g. Real-time WebGPU, 10 segments, zest, pith and juice. Which one would you pick?

x.com/0xalbus/status/2111120864800293057Archived 2026.10.17 10:00

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