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Stop Paying Twice for the Same Answer: A Semantic Cache for LLM Calls

This story is from 2026-09-04. It is preserved in the archive; the latest stories are on the live feed.

The most expensive token is the one you spend on a question you have already answered. My position is that semantic caching should be the first layer in any pipeline that runs on a free model quota, because it converts repeated work into a single paid request. This article walks through a working s…

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  1. 2026-09-04 13:19 · DEV Community — AI
    Stop Paying Twice for the Same Answer: A Semantic Cache for LLM Calls

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