A localhost ASP.NET Core RAG tutorial. Use a short, trusted, text-based PDF, at most 5 MiB, 100 pages and 20 chunks. Extracted text and your question are sent to your configured OpenAI account and can incur charges. Files and vectors are held for this request and are not persisted by the sample.
This parser has no OCR or hostile-file isolation. Use public tutorial documents you are authorized to send.
Source IDs are checked against retrieved pages. This does not prove that every generated claim is supported. Inspect the excerpts and original PDF.