Semantic Caching with Vector DBs

Cut LLM calls 30-80% with semantic caching. Master vector-similarity-based cache lookups, similarity thresholds, cache eviction, and stale cache detection.

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6

Lessons

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Code Examples

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Lessons in This Topic

Work through these 6 lessons in order, or jump to whichever topic you need most.

Semantic Cache Intro

Intermediate

Picking the Similarity Threshold

Intermediate

Cache Key Design

Intermediate

Cache Eviction Strategies

Intermediate

Stale Cache Detection

Advanced

Hit Rate Monitoring

Intermediate