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CLAUDE.md: How a Bloated File Inflates Your Bill

Why does CLAUDE.md cost so much? CLAUDE.md costs so much because it sits in the part of the prompt that gets re-sent on every single turn, and it sits at the front of the cache prefix. So a fat or unstable file gets re-billed on every request for the entire session, and a file that changes between…

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  1. 2026-11-09 02:46 · DEV Community — AI
    CLAUDE.md: How a Bloated File Inflates Your Bill

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