# Hot/Cold Cache Pattern: Production Hybrid Mimarisi

> Source: https://sukruyusufkaya.com/en/learn/prompt-caching-context-engineering/pcce-47-hot-cold-cache
> Updated: 2026-05-14T14:48:50.028Z
> Category: Prompt Caching & Context Engineering
> Module: 7. RAG + Caching: Hybrid Mimari
**TLDR:** Frequently-retrieved doc'ları cache, long-tail için RAG. Bu pattern Perplexity, Notion AI'ın temel mimarisi. Implementasyon detayları.