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Installing LeanMCP CLI

Get the LeanMCP CLI tool to manage your MCP projects from the command line. Install globally via npm: 
npm install -g @leanmcp/cli

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Verify Installation

leanmcp --version
Example Output: 
1.0.7

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First Setup

After installation, authenticate with your API key: 
leanmcp login
The CLI will prompt you to enter your API key: 
LeanMCP Login

? Enter your LeanMCP API key: airtrain_xxxx...

Validating API key...
API key validated successfully!
Logged in successfully!
Get your API key from the LeanMCP Dashboard → Settings → API Keys

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Quick Start

After installation and login, create your first MCP server: 
# Create a new project with auto-install
leanmcp create my-mcp-server --install

# Start the development server
cd my-mcp-server
leanmcp dev

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Next Steps

Authentication

Set up your API key and login

Project Management

Create and manage MCP projects