Verified70% confidenceFactTime unknown
Anthropic 的 Prompt Caching 功能可将重复前缀的输入成本降低约 90%
4
Sources
70%
Confidence
Medium-term (~90 days)
Relevance
6/1/2026
First Seen
Valid until: 8/30/2026
Sources
One API：统一管理30+大模型的开源API网关完全指南
githubsongquanpeng
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Related Claims
UnverifiedAnthropic's Prompt Caching can reduce repeated input costs by 90%87% similarUnverifiedAnthropic 的提示词缓存机制基于 KV Cache，可使匹配前缀的输入 token 费用降低约 90%79% similarUnverified提示词缓存（Prompt Caching）机制通常可节省 50%～90% 的输入成本79% similarUnverifiedAnthropic的Claude API提供Prompt Caching功能，缓存命中时输入价格降低90%78% similarUnverifiedAnthropic在2025年推出的Prompt Caching功能对重复出现的前缀上下文给予90%的价格折扣，但仅适用于同一会话或同一用户的连续请求78% similar
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