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great-cto

Runs Claude Code as a pipeline of specialist agents with stage checks and hard spending caps, while you keep the key decisions.

by @avelikiy103Updated Broad accessGitHub

Installation

  1. Install from your shell (answer y to add the marketplace)

    $ claude plugin install great_cto --marketplace avelikiy/great_cto

Already in a session? Type this at the Claude Code prompt:

$ /plugin install great_cto --marketplace avelikiy/great_cto

Pick a scope and the mod is active right away. Needs Claude Code 2.1.287 or later, in a terminal. Full install guide

great-cto running in Claude Code
Image from the project README

What does great-cto do?

  • /start takes a product or task through brief, architecture, build, review and security with 72 agents
  • /inbox shows decisions waiting on you; /resume continues approved work
  • /gates opens a pane listing gates waiting on you, read from the local board
  • A second model from another family reviews the same diff
  • approval-level in .great_cto/PROJECT.md sets where the pipeline stops for your approval

What do you need?

  • Claude Code 2.1.287 or later (terminal)
  • Node.js with npx, to run npx great-cto init
  • Your own LLM provider account

What can this mod access?

Read from the mod's code with claude plugin validate on Claude Code 2.1.296, synced Oct 12, 2026. This is a capability list, not a security audit. Mods run with your permissions, so install only from authors you trust.

Broad access
  • Makes network requests
  • Reads environment variables or settings
Hooks and engine calls (4 + 11)

hooks

  • command.run{command=gates}
  • session.start
  • turn.complete
  • ui.render{component=Pane, requestId=great-cto-gates}

calls

  • $.clock.every
  • $.command.register
  • $.env.get
  • $.http.fetch
  • $.session.root
  • $.state.get
  • $.state.set
  • $.ui.open
  • $.ui.resolve
  • $.ui.status
  • $.ui.toast

How do you uninstall great-cto?

$ claude plugin uninstall great_cto

To switch it off without removing it, use claude plugin disable with the same name.

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