Expired70% confidenceFactExact time
The API cache hit mechanism allows input tokens that have already been sent to enjoy discounted pricing on repeated calls, typically at 10%–50% of the original price.
2
Sources
70%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Codex VS Claude Code: The Token Economics Behind a 10x Price Gap
bilibili赋范AI课堂6/9/2026
Related Claims
VerifiedAnthropic的Prompt Caching功能允许将重复出现的长上下文缓存在服务端，缓存token的计费价格仅为标准输入价格的10%78% similarUnverifiedThe Prompt Caching mechanism can typically save 50%–90% of input costs.76% similarUnverifiedIn API providers' cache hit mechanisms, the cost of cached tokens is typically only 1/10 of the initial computation cost.75% similarUnverifiedBy caching intermediate results, selectively using high-cost models, and batch processing requests, API call costs can be reduced by 30%–70%74% similar
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