GPT-6 verdicts split: Sol disappoints, Luna surprises, and Opus 5.5 wins users back

xeophon · x · 2026-09-23

Early user verdicts diverge: sstreichsbier switched back from GPT-6 Astra to GPT-5.6 Sol as his daily driver and calls GPT-6 Luna a clear disappointment. Quoted user LaytonGott flips Sol/Luna but agrees on the big surprise — Opus 5.5: after cancelling Anthropic over Opus 5, he ran Opus 5.5 on High for 5 straight hours using only 8% of his weekly limit, and finds it way better.

Related event: GPT-6 Sol/Luna Reviews Split on Quality, Priced at Half(2 posts)→

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