Data & reporting
Ground answers in your own documents
A retrieval system that answers from your content, with references.
Best tools for this task
Every pick scored out of 10 on how accurate its output is, how fast it gets you a usable result, and how cheap it is to run. Reorder the list by whichever matters most.
Most accurate
Claude 9.4
Fastest to a result
Claude 9.5
Cheapest to run
Claude 6.2
1. Claude
Long context makes reference-backed answers easier to build.
- Accuracy
- 9.4/10
- Speed
- 9.5/10
- Cost
- 6.2/10
2. NotebookLM
Zero-setup grounding for a fixed set of documents.
- Accuracy
- 9.2/10
- Speed
- 9.2/10
- Cost
- 6.2/10
3. Glean
Company-wide retrieval with permissions inherited from source tools.
- Accuracy
- 9.0/10
- Speed
- 8.4/10
- Cost
- 5.0/10
How to do it, step by step
- 1
Choose the smallest document set that answers 80% of the questions.
- 2
Always show the source passage next to the answer.
- 3
Measure the wrong answers weekly and fix the documents, not just the prompt.
What usually goes wrong
Stale documents produce confident wrong answers. Retrieval needs an owner.