MineBench quirk: cheaper models Sonnet 5.5 and Sol 6.1 both attempt knight shadows, Opus doesn't

Separate_Tonight9533 · reddit · 2026-11-08

A Reddit user spotted a curious pattern on the MineBench graphics benchmark: both Sonnet 5.5 and Sol 6.1 — the cheaper-tier models — spontaneously try to add a shadow behind a knight figure, while Astra and Opus don't. Both execute shadows poorly, but the concept of light direction exists in the smaller models. The author wonders whether cheaper training paradoxically instills such understanding, or whether it's just coincidence.

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