ConceptExact Match Cache / 精确匹配缓存
Exact Hash Cache
A deterministic caching mechanism that cryptographically hashes request payloads and performs exact lookups in an in-memory key-value store to return cached results. Lookup latency is very low and there are zero false positives, but only exactly identical inputs can be matched.
Timeline (last 90 days)
Oct 15
Production-grade AI infrastructure typically employs three layers of caching: the first layer is exact hash caching, the second layer is semantic caching, and the third layer is upstream provider and prefix caching.
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