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Lab · Research · ~3 min

Citation checker

Paste a claim and a source passage. See which numbers and quotes actually appear before you trust an AI summary.

3 number/quote not found in the sourceThis only checks string overlap. A number can appear and still be used in the wrong year or population. Open the primary source before you publish.

  • Missing: 2024
  • Found: 97
  • Missing: 12
  • Missing: accuracy reached 97%

How to read this

  • Extract numbers and quoted phrases from the claim.
  • Mark missing if they do not appear in the source passage.
  • Still read the source — a matching number can be from the wrong year.
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