Where Does RAG Actually Cost You Money? (Episode 2)

Document Extraction

I thought I had solved document extraction.

My Node.js project could pull text out of a PDF. The library was free. No API bill, no config, no drama. I ran it on a few sample docs, the text came back clean, and I moved on to the "real" parts of the pipeline — chunking, embeddings, retrieval.

Everything looked solved.

Until I uploaded a real corporate document.

Where Does RAG Actually Cost You Money? (Episode 2)

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