Unverified50% confidenceSolutionExact time
语义缓存基于向量嵌入的余弦相似度，实践中通常将0.92-0.95设为命中阈值
1
Sources
50%
Confidence
Long-term
Relevance
7/13/2026
First Seen
Sources
AI Costs Out of Control: Real-World Strategies for Enterprises to Rein In Soaring Bills
hackernewshackernews7/11/2026
Related Claims
UnverifiedSemantic caching converts requests into vector embeddings, computes similarity in vector space, and returns cached results when similarity exceeds a threshold (typically 0.90–0.95).72% similarUnverified模板匹配的置信度阈值通常取0.8～0.95来判断是否找到目标62% similarUnverified传统推理框架中每个请求的 KV Cache 需预分配等长连续显存，显存利用率通常仅有 20%-40%，PagedAttention 可将其提升到接近 100%62% similarUnverifiedThe poster noted that cache hit rates in coding tasks are typically as high as 90% or more.61% similar
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