Polar.sh Sandbox
Official 1-Click ReadyPolar offers a remote MCP server that you can connect to from most AI clients.
How to Install Polar.sh Sandbox
Install Polar.sh Sandbox MCP server with one click through FastMCP. Choose your preferred AI development tool below:
Claude Desktop
Click "Claude Desktop" in Quick Start
Cursor IDE
Click "Cursor IDE" in Quick Start
VS Code
Click "VS Code" in Quick Start
This server supports remote connections — no local setup or dependencies required.
Polar.sh Sandbox is an officially maintained MCP server, verified by the FastMCP team.
Polar.sh Sandbox supports one-click installation — no manual JSON configuration needed.
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Configuration for
Environment Variables
Please provide values for the following environment variables:
HTTP Headers
Please provide values for the following HTTP headers:
started!
The MCP server should open in . If it doesn't open automatically, please check that you have the application installed.
Copy and run this command in your terminal:
Make sure Gemini CLI is installed:
Visit Gemini CLI documentation for installation instructions.
Make sure Claude Code is installed:
Visit Claude Code documentation for installation instructions.
Installation Steps:
Configuration
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