Square MCP Server

A Model Context Protocol (MCP) server that provides access to Square API functionality.

Setup

1. Install dependencies:

uv sync

2. Set environment variables:

# Required
export SQUARE_ACCESS_TOKEN=your_access_token_here

# Optional - defaults to 'sandbox' if not set
export SQUARE_ENVIRONMENT=sandbox  # or 'production' for production environment

3. Run the server:

uv pip install .
square-mcp

Or for development:

source .venv/bin/activate
mcp dev src/square_mcp/server.py

Environment Variables

Variable	Required	Default	Description
SQUARE_ACCESS_TOKEN	Yes	-	Your Square API access token
SQUARE_ENVIRONMENT	No	sandbox	Square API environment (sandbox or production)