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    Free Tools

    AI tools & calculators

    Quick, free, no-signup utilities for planning and budgeting AI features — built from the same playbook I use on client work.

    LLM Cost Estimator

    Estimate monthly spend from token volume and per-million-token pricing — across input and output.

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    RAG Chunk Calculator

    Plan chunk size, overlap, chunk count, and one-time embedding cost for a document corpus.

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    Which Claude Model Should I Use?

    Answer three quick questions and get a model-tier recommendation with the reasoning.

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