Early tester: Claude Opus 5.5 so good we mistook it for a new model
EricBuess · x · 2026-09-23
Cloudflare engineer Kenton Varda praised Claude Opus 5.5 after early access, saying a bunch of testers were convinced it was a new model codenamed Fable and were shocked to learn it was Opus. Standout improvement: it writes much more clearly with far less invented jargon.
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