'Can't go back': AI KOL hails Anthropic's Opus 5.5 as a step change

kimmonismus · x · 2026-10-01

AI commentator kimmonismus replies that "you can't go back after Opus 5.5," signaling that Anthropic's new Opus model is landing strongly with heavy users. No benchmarks or details, just an early anecdotal endorsement.

Related event: KOL Prefers Claude Opus 5.5 Over GPT-6.1 Sol for Its "Taste"(4 posts)→

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