Unverified60% confidenceFactExact time
Claude's prompt caching is an optimization mechanism provided by Anthropic at the API level, where the price of cached read tokens is approximately one-tenth that of regular input tokens.
2
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60%
Confidence
Long-term
Relevance
10/11/2026
First Seen
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Related Claims
VerifiedThe Claude API supports a Prompt Caching mechanism, where content is billed at full price on the first request, and subsequent tokens that hit the cache cost approximately 10% of the original price77% similarUnverifiedIn the caching mechanism, output tokens do not benefit from the input cache discount, causing Claude samples to gain less from caching because more of the API value is spent on output tokens.74% similarUnverifiedClaude的输入Token通常比输出Token便宜约3-5倍，因为生成过程需自回归逐Token推理70% similar
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