User complains Anthropic quietly changed Opus 5.5 again: "dumb as a bag of rocks"
dejanseo · x · 2026-11-14
SEO professional @dejanseo tweeted that Anthropic appears to have changed Opus 5.5 again, with the model now performing like it's "dumb as a bag of rocks." This adds to community complaints about silent model degradation and behavior shifts in Claude models — a subjective, unverified observation.
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