Expired75% confidenceFactExact time
Claude Opus 5.5's cache read price has dropped 60%, falling to $0.20 per million tokens.
5
Sources
75%
Confidence
Short-term (~14 days)
Relevance
9/23/2026
First Seen
Valid until: 10/7/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedCompared to the previous-generation Opus 5, the typical usage cost of Opus 5.5 has decreased by approximately 40% and output speed has improved by more than 30%.69% similarUnverifiedThe cost of Claude Opus 5.5 is less than one-tenth that of Fable 5.67% similarUnverifiedClaude Opus 5.5 topped the Web Dev leaderboard on Code Arena with a score of 1818, an improvement of 126 points over Opus 5, and is approximately 60% cheaper than the second-place GPT-6.65% similar
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