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CiteCheck

Check citation, find authority

CiteCheck helps users search a focused federal, California, and New York legal search, retrieve primary-source passages, check whether citations appear in covered sources, and practice courtroom objections. It does not determine good-law status or provide legal advice.

How to use

  1. 1Add it in ChatGPT

    Open CiteCheck in ChatGPT's Plugin directory (button above), select + to add it and sign in if asked.

  2. 2Use it in a chat

    Type @ in the composer and pick CiteCheck, or start your message with its name. ChatGPT may also suggest it when it fits what you ask.

Skills 1

  • CiteCheck

    Source-first evidence-law authority research

Things to ask

  • “Can you check whether 2026 NY Slip Op 04368 and 999 U.S. 999 appear in CiteCheck?”
  • “I’m researching federal expert testimony. Show the primary-source passages you find in CiteCheck.”
  • “For a New York criminal case, find CiteCheck authority on evidence of prior bad acts.”

Disconnect

  1. 1Disconnect it in ChatGPT

    Open Settings, then Apps or Plugins (the label depends on your rollout), select CiteCheck and choose Disconnect. ChatGPT stops acting through your account; past conversations aren't deleted.

CiteCheck alternatives