Unverified50% confidenceOpinionExact time
For applications that heavily rely on context reuse, the $0.10 cached read price is the primary source of cost savings.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/29/2026
First Seen
Valid until: 12/28/2026
Sources
Related Entities
Related Claims
UnverifiedAnthropic provides a Prompt Caching feature, where subsequent calls using cached long contexts require paying only approximately 10% of the read cost.75% similarUnverifiedThe cache read mechanism retains the KV cache for recurring long prompt prefixes, charging at an extremely low rate upon a cache hit; the leaked cache read price for Opus 5.5 is approximately 1/20 of the input price.75% similarUnverifiedThe Prompt Caching mechanism can typically save 50%–90% of input costs.72% similarUnverifiedThe cost of cache reads should, by industry convention, be approximately one-tenth that of regular input tokens.71% similar
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