Install

Loop Factory

python3 -m pip install -e .
loop-factory doctor

No runtime dependencies beyond Python 3.10+.

Codex

Install:

curl -fsSL https://chatgpt.com/codex/install.sh | sh

Alternatives:

npm install -g @openai/codex
brew install --cask codex

Start in repo:

codex

Useful commands:

/skills
/hooks
/agent
/review
/goal

Repo-native files:

• .agents/skills/*
• .codex/agents/*
• .codex/hooks.json

Claude Code

Install:

curl -fsSL https://claude.ai/install.sh | bash

Alternatives:

brew install --cask claude-code
npm install -g @anthropic-ai/claude-code

Start in repo:

claude

Useful commands:

/loop
/workflows
/agents
/skills
/hooks
/effort ultracode

Repo-native files:

• .claude/skills/*
• .claude/agents/*
• .claude/loop.md
• .claude/settings.json

GitHub Action Setup

For .github/workflows/codex-review.yml, add repository secret:

OPENAI_API_KEY

Keep action permissions narrow. Use trusted triggers only.