Cache Me If You Can: 10x Faster Start on My Laptop, a Bigger Bill on Claude
This story is from 2026-10-08. It is preserved in the archive; the latest stories are on the live feed.
TL;DR Same RAG pipeline, two setups: a MacBook Air running a local 4B model, and Claude Sonnet 5.5. Four kinds of caching, switched on and off. Every number is from logged runs. ⚡ Laptop: with the retrieval cache and prompt caching working together on questions that share paragraphs, the model star…
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- 2026-10-08 20:10 · DEV Community — AI
Cache Me If You Can: 10x Faster Start on My Laptop, a Bigger Bill on Claude