Early tester: GPT 6 SOL clearly worse than 5.6 SOL, Claude Opus 5.5 shines for game dev

bdsqlsz · x · 2026-09-24

A first-hand impression of the newest models: the author finds GPT 6 SOL clearly inferior to 5.6 SOL, offering no value beyond a lower price. By contrast, Claude Opus 5.5 is praised as excellent — especially on aesthetics — making it a strong, affordable pick for game development.

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