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The Mutagent CLI (mutagent) is your client for the Platform and the installer for Helix. Sign in, install Helix into your coding agent, manage providers and workspaces, and send feedback — all from the terminal.

Install Helix

mutagent install helix installs the Helix orchestrator and lifecycle skills into your coding agent (Claude Code or Codex).

AI-native

Every command supports --json for machine-readable output, and --non-interactive for CI and agents.

Get started

1

Install

2

Sign in

Opens a browser to authorize the CLI. Set MUTAGENT_API_KEY to skip the browser in CI.
3

Install Helix

Then open your coding agent and run your first loop.

What it’s for

See the command reference for every command and flag.

JSON & non-interactive

Add --json to any command for structured output (useful for AI agents and scripts), and --non-interactive (or CI=true) to suppress prompts: