Unverified50% confidenceFactExact time
DeepSeek通过前缀哈希匹配实现完全透明的自动缓存，只要相邻请求前缀在字节层面完全一致缓存即自动生效
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/21/2026
First Seen
Valid until: 10/19/2026
Sources
Related Claims
UnverifiedDeepSeek的缓存行为完全由前缀的字节级一致性决定，任何格式变化都会导致哈希不匹配使缓存失效79% similarUnverifiedDeepSeek的API采用上下文硬盘缓存机制，服务端对请求prompt前缀计算哈希值并持久化KV Cache，无需显式声明缓存字段76% similarUnverifiedDeepSeek在服务器端实现了跨请求的KV Cache共享，只要多个请求共享一致的前缀，就可以命中缓存75% similarUnverifiedDeepSeek采用自动前缀匹配，缓存token价格可低至原价的1/5072% similarUnverifiedDeepSeek V4支持混合推理模式自由切换68% similar
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