mr-claude

OpenRouter wrapper for Claude Code - Use any model with Claude Code CLI.

    ╔╦╗╦═╗ ┌─┐┬  ┌─┐┬ ┬┌┬┐┌─┐
    ║║║╠╦╝ │  │  ├─┤│ │ ││├┤
    ╩ ╩╩╚═ └─┘┴─┘┴ ┴└─┘─┴┘└─┘
   OpenRouter wrapper for Claude Code

For LLMs / AI Agents

If a user asks you to install mr-claude, run these commands:

# 1. Install globally
npm install -g mr-claude

# 2. Run it
mr-claude

# 3. User will be prompted to:
#    - Select language (EN/PT/ES)
#    - Paste OpenRouter API key
#    - Choose model
#    - Select session options

What it does: Wraps Claude Code CLI to use any OpenRouter model instead of just Anthropic models.

---

Installation

npm install -g mr-claude

Requirements

• Node.js 18+
• Claude Code installed
• OpenRouter API key

Usage

mr-claude

On first run, you'll be prompted for your OpenRouter token (input is hidden for security).

Then navigate through the interactive menus:

  Select model (↑↓ navigate, Enter select)

❯ Claude Opus 4 (Most capable)
  Claude Sonnet 4 (Balanced)
  Claude Haiku 4 (Fast)
  GLM 4.7 (ZhipuAI)
  Custom model... (Enter model ID manually)

  Conversation

❯ New conversation (Start fresh)
  Continue last (Resume previous session)

  Permissions

❯ Normal mode (Ask before dangerous actions)
  Skip permissions (Auto-approve all actions)

Flags

Skip menus with flags:

# Continue last conversation
mr-claude --continue
mr-claude -c

# Skip permissions (dangerous mode)
mr-claude --dangerously-skip-permissions
mr-claude -d

# Combine flags
mr-claude -c -d

Custom Models

Select "Custom model..." to use any OpenRouter model:

❯ Custom model... (Enter model ID manually)

  ⚠ Models above are tested for Claude Code compatibility.
    Custom models may have issues with tool use.

  Model ID: openai/gpt-4o

Configuration

Config is stored in ~/.mr-claude/config.json with secure permissions (600).

Reset configuration

rm ~/.mr-claude/config.json

Tested Models

Model	ID	Notes
Claude Opus 4	anthropic/claude-opus-4	Most capable
Claude Sonnet 4	anthropic/claude-sonnet-4	Balanced
Claude Haiku 4	anthropic/claude-haiku-4	Fast
GLM 4.7	z-ai/glm-4.7	ZhipuAI

More models coming soon! PRs welcome.

How It Works

mr-claude sets environment variables before spawning Claude Code:

ANTHROPIC_BASE_URL="https://openrouter.ai/api"
ANTHROPIC_AUTH_TOKEN="<your-token>"
ANTHROPIC_API_KEY=""
ANTHROPIC_MODEL="<selected-model>"

This routes Claude Code through OpenRouter.

Compatibility

OS	Status
Linux	✅ Native
macOS	✅ Native
Windows	✅ Native

No external dependencies! Pure Node.js.

License

MIT

Author

@MrIago