PredictionArticle · 23:25 — 25:00

The reviewer has a concrete plan for how they will actually use Opus 5 going forward, and it is not a full replacement.

After testing, the reviewer arrived at a specific plan for when to use Opus 5 versus other models, which surprised them — it is not a straightforward swap. ✦ AI generated

Claire Vo · Lenny's Newsletter · 2026-07-24 · original ↗

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My verdict and how I'll actually use Opus 5

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✳ Claude Opus 5

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Opus 5 has a 'neurotic' personality that manifests in real coding sessions, including refusing to touch a merge conflict.Claire Vo · Lenny's Newsletter · conf 60%Opus 5 has a severe verbosity problem that the reviewer finds extremely frustrating.Claire Vo · Lenny's Newsletter · conf 60%