Early verdict: Opus 5.5 is the best Claude yet — well-rounded and faster, weaker at math
marcosalvi · x · 2026-09-25
A developer says Opus 5.5 is his favorite Claude model so far: more well-rounded than Astra and clearly faster, though not quite as sharp at bug-hunting or math — a first-hand take on the trade-offs between the two flagship tiers.
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