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Square MCP

Model Context Protocol Integration

Overview

Integrates with Square's API to enable payment processing, business management, and e-commerce operations for AI applications.

Square

Integrates with Square's API to enable payment processing, business management, and e-commerce operations for AI applications.

Installation Instructions

README: https://github.com/block/square-mcp

🚨 DEPRECATED: Square MCP Server (Old Version)

⚠️ This repository is no longer maintained.
Official development has moved to square/square-mcp-server.
Please use the new repository for the latest, officially supported Square MCP Server.

Archived Information (for reference)

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

Setup

  1. Install dependencies:
uv sync
  1. 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
  1. Run the server:
uv pip install .
square-mcp

Or for development:

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

Environment Variables

VariableRequiredDefaultDescription
SQUARE_ACCESS_TOKENYes-Your Square API access token
SQUARE_ENVIRONMENTNosandboxSquare API environment (sandbox or production)

🔗 Migrate to the new server:

  • Repository: square/square-mcp-server

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