Investigate a question
An investigation checks evidence and missing details before answering.
Search matching phrases manually
Manual search returns lexical matches; no match does not prove absence.
Ask a question, review the evidence, and follow each citation back to its page.
Upload a file to your persistent private library. Attaching a file to a ChatGPT chat does not add it here.
Current self-service limits: PDF, TXT, or MD; 20 MiB per file; maximum 1,000 PDF pages; maximum 2,000,000 extracted characters; PDFs need selectable text, so scanned PDFs must be OCR’d before upload; 100 files and 500 MiB total per account.
An investigation checks evidence and missing details before answering.
Manual search returns lexical matches; no match does not prove absence.

Loading PDF page…
Extracted text is shown as document evidence. Always check the rendered page for context.