Claude Opus 'acting like Sonnet' fuels speculation of new model launch
RyanMorrisonJer · x · 2026-09-22
- A recurring pattern claim: when a new Claude model is imminent, Opus starts responding like Sonnet — less considered replies and uncharacteristic mistakes
- The poster says it's happening now, hinting Anthropic may be close to a new release (unverified, based on behavioral observation)
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