Heavy3 Code Audit (/h3)

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Multi-model consensus code review for Claude Code, Cursor, Codex CLI, Gemini CLI, Antigravity.

100% Free and Open Source (MIT License) - BYOK via OpenRouter.

Modes

Mode	Cost	Command
Free	$0.00	/h3 --free
Single	~$0.01	/h3
Council (3 models)	~$0.10	/h3 --council

Quick Start

git clone https://github.com/heavy3-ai/code-audit.git
cd code-audit && mkdir -p ~/.claude/skills && ln -sf "$(pwd)/skill" ~/.claude/skills/h3
pip install requests
echo 'OPENROUTER_API_KEY=your-key-here' > ~/.claude/skills/h3/.env

Get your free API key at openrouter.ai/keys

Windows? See docs/INSTALL-WINDOWS.md

Usage

/h3                # Smart detect: uncommitted changes → plan → ask
/h3 --council      # 3-model review (GPT + Gemini + Grok)
/h3 --free         # Free model
/h3 pr 123         # Review PR #123
/h3 plan.md        # Review a plan file
/h3 HEAD~3..HEAD   # Review last 3 commits

Council Mode

3 specialized reviewers with web search:

Role	Model	Focus
Correctness	GPT 5.5	Bugs, logic, edge cases
Performance	Gemini 3.1 Pro	N+1, memory, scaling
Security	Grok 4	Vulnerabilities, auth

Docs

• Methodology - How it works
• Configuration - Options
• Troubleshooting - Common issues

License

MIT License - see LICENSE