OpusMax CLI (opusmaxx)

Official CLI for setting up OpusMax API keys with Claude Code, Claude Desktop, and Anthropic-compatible tools.

Install

npx opusmaxx setup

Or install globally:

npm install -g opusmaxx

opusmaxx setup

Quick Start

npx opusmaxx setup

npx opusmaxx status --verify

npx opusmaxx test

npx opusmaxx models

Commands

| Command | Description |

|---------|-------------|

| opusmaxx | Interactive setup (same as setup) |

| opusmaxx setup | Paste API key → pick IDEs (VS Code, Cursor, Claude Code, …) |

| opusmaxx status | Show local config |

| opusmaxx test | Send a test message |

| opusmaxx models | List gateway models |

| opusmaxx doctor | Run diagnostics |

| opusmaxx logout | Remove saved API key |

Setup flow

1. Paste your sk-ant-ox-… key (verified against the gateway).

2. Choose tools: Claude Code, Claude Desktop, VS Code, Cursor, Windsurf, Cline, Roo Code, or terminal .env.

3. Optional quick test message.

Default gateway base URL:

https://opusxmax.vercel.app/api

Check usage in the browser:

https://opusxmax.vercel.app/api/key-status?key=YOUR_API_KEY

Claude Code

export ANTHROPIC_BASE_URL=https://opusxmax.vercel.app/api

export ANTHROPIC_API_KEY=sk-ant-ox-your-key

Add to ~/.claude/settings.json under env (see opusmaxx setup).

Publish (maintainers)

cd packages/cli

pnpm build

npm publish --access public --otp=YOUR_CODE

Development (monorepo)

pnpm install

pnpm cli:build

pnpm cli:link

opusmaxx setup