Extraction quality is only one part of the buying decision
Most buyers start by comparing field accuracy, but that is only one part of the evaluation. The more important question is whether the extracted output is easy to verify and useful enough to keep the rest of the workflow moving.
Document variation exposes the real product quality
A data extractor tool looks strongest on clean, familiar samples. The real test is how it behaves when layouts vary, context matters, or the document includes narrative language rather than clean fields. That is where buyers see whether the product can survive production conditions.
The best extractor reduces review effort
A strong extractor does not just capture data. It reduces the time people spend confirming the result and moving it into the right system. That is the difference between a feature that demos well and a workflow that actually improves.