Free

Plan Before You Code: Google's Elephant-Goldfish Model

A setup guide for EGM, Google's open-source plugin that has your coding agent write a spec with you and lets fresh, context-free reviewers check it before any code is written.

0 €

Enter your email. You get a 6-digit code, then the download starts.

Claude Code 2.1.271 or newer (or Codex CLI). The plugin is free; reviews run many subagents and use a lot of your plan's or API's tokens. Not meant for small bug fixes.

What you get

  • The idea Elephant drafts with full context, goldfish review with none, you decide.
  • Install Two commands for Claude Code, two for Codex CLI.
  • 7 skills Brainstorm, draft, review, resolve, review loop, bootstrap, drift report, and the file each writes.
  • 5 stages, 4 modes What each review stage checks and which mode to pick.
  • Mini example A newsletter signup request to try it on, plus a template for your own.

In three steps

  1. Unzip and open the guide PDF. Check your Claude Code version first.
  2. Install EGM with the two commands from the guide and start a new session.
  3. Try it on example-newsletter-signup.md, or paste INSTALL-WITH-CLAUDE.md into Claude Code.