GitHub list of ChatGPT Plugin Directory
plugin

C4 Investigator

Guided Investigations

C4 Investigator guides evidence-led cryptocurrency and cyber-enabled investigations from intake and preservation through analysis, legal review, and structured reporting.

Install

  1. 1Add it in ChatGPT

    Open Plugins in the ChatGPT sidebar (web or desktop), search for “C4 Investigator” and select +. You'll be asked to sign in to any connected service on first use. Then type @ in a chat to call it.

Skills 1

  • C4 Fake Trading App Investigator

    Investigate fraudulent trading platforms

Things to ask

  • “Investigate a suspected fake trading app.”
  • “Organize this case evidence and identify gaps.”
  • “Draft a review-ready investigation report.”

Disconnect or uninstall

  1. 1In ChatGPT

    Disconnect an account in Settings → Apps or Plugins. To remove the plugin itself, open C4 Investigator in the Plugin Directory and select Uninstall plugin. Uninstalling can disconnect every account connected through it, and plugins your workspace installs may not offer the option.

  2. 2In Codex

    Run /plugins in the Codex CLI, select the plugin and uninstall it, or press Space to turn it off.

C4 Investigator alternatives