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How to Build a Cost-Saving Semantic Cache AI Assistant

Building AI assistants that call LLM APIs directly on every single user prompt gets expensive fast. Duplicate questions, repeated queries, and baseline RAG retrieval can quickly drain your API budget during testing and early production. To solve this, I built an architecture that combines in-memory…

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  1. 2026-11-03 11:57 · DEV Community — AI
    How to Build a Cost-Saving Semantic Cache AI Assistant

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