Verified OfficialVendor MaintainedHosted on square.com
Square Official MCP Server
Install NowSquare is a payment processing platform
What is Square?
Square is a payment processing and financial platform that square is a payment processing comprehensive platform. The official Square MCP server enables AI agents to seamlessly interact with Square's platform, allowing developers to leverage AI capabilities within their existing workflows and automate complex tasks that would otherwise require manual intervention.
This official MCP server is maintained and verified by Square, ensuring reliability, security, and up-to-date functionality. Unlike community-maintained servers, this official integration provides long-term support, comprehensive documentation, and direct vendor assistance. The server is hosted on square.com, guaranteeing secure and reliable access to Square's services.
Whether you're building AI-powered applications, automating workflows, or enhancing your development tools, the Square MCP server provides a standardized way to connect AI agents with Square's extensive platform capabilities. This integration enables natural language interactions with Square, making it easier than ever to leverage Square's features through AI assistants like Claude, ChatGPT, and Cursor.
Installation Instructions
Installation Instructions
Add Square to your MCP-compatible client
https://mcp.squareup.com/sse1
Go to Settings → Cursor Settings
2
Click "Add new global MCP Server"
3
Paste the MCP configuration into mcp.json and restart
Or manually add to your mcp.json:
{
"mcpServers": {
"square": {
"url": "https://mcp.squareup.com/sse"
}
}
}Square MCP Server Capabilities
The official Square MCP server enables AI agents to:
- Process payments and transactions securely
- Manage payment methods and customer billing
- Handle subscription management and recurring payments
- Generate invoices and payment reports
- Integrate payment workflows into AI-powered applications
These capabilities make it easy for AI agents to work with Square as part of a larger automation strategy, enabling seamless integration between AI assistants and your existing tools.
Available Tools
The Square MCP server provides 15 tools for AI agents to interact with the platform. Use the search below to find specific tools.
| Tool Name | Description |
|---|---|
create_customer | Create a new customer |
create_order | Create a new order |
create_payment | Process a payment |
fetch | Retrieve detailed information for a specific Square resource by ID |
get_customer | Get customer details by ID |
get_merchant | Retrieve merchant account information |
get_order | Retrieve a single order by ID |
get_payment | Get payment details by ID |
list_catalog | Search and manage product catalog (items, categories, modifiers) |
list_customers | List and search customers |
list_locations | List merchant locations |
list_orders | Search orders for locations with filtering |
list_payments | List and search payments |
search | Search across Square resources (catalog, customers, orders, etc.) |
update_order | Update an open order |
Last updated: January 29, 2026 at 12:00 PM
Common Use Cases
Automated Workflow Management
AI agents can use the Square MCP server to automate repetitive tasks and manage workflows within Square's platform.
Data Retrieval and Analysis
The MCP server allows AI agents to query and retrieve data from Square, enabling intelligent data analysis and insights.
Integration with Development Tools
Developers can integrate Square capabilities directly into their AI coding assistants for seamless workflows.
Frequently Asked Questions
How do I get a Square API key?
Visit https://square.com, create an account, and generate an API key from your dashboard. Most tools offer a free tier to get started, making it easy to begin using the Square MCP server.
Is this the official Square MCP server?
Yes, this MCP server is officially provided and maintained by Square. The endpoint https://mcp.squareup.com/sse is hosted on their official domain square.com, ensuring reliability and security.
What permissions does Square MCP need?
The Square MCP server requires appropriate API credentials and permissions based on the operations you want to perform. Check the documentation for specific permission requirements.
Can I use Square MCP with multiple clients?
Yes, you can configure the same MCP server across Cursor, Claude Desktop, Cline, and other MCP-compatible clients simultaneously. Each client maintains its own configuration.
Is Square MCP server free?
The MCP server itself is free to use, but you may need a Square account and API access, which may have its own pricing tiers. Check https://square.com for current pricing information.
What can Square MCP server do?
The Square MCP server enables AI agents to process payments and manage transactions. Square is a payment processing platform This allows you to interact with Square's platform through natural language commands in your AI assistant.
Troubleshooting
Connection Failed
Ensure your API key is correctly configured and your network allows outbound connections to square.com. Verify that the MCP endpoint URL https://mcp.squareup.com/sse is accessible from your network.
Authentication Error
Verify your API key is valid and has not expired. Generate a new key from https://square.com if needed. Make sure you're using the correct authentication method as specified in the documentation.
Server Not Responding
Check Square's status page for any ongoing incidents. Try restarting your MCP client and verify that the server endpoint is correct. If issues persist, consult the official documentation or support channels.
Related MCP Servers
Explore other official MCP servers that work well with Square:
AI-powered document data extraction, workflow automation, transaction management and tokenization for financial institutions and enterprises
PayPal is a global online payment system
Dodo Payments payment processing platform
About Model Context Protocol
The Model Context Protocol (MCP) is an open standard that enables AI models to securely connect to external APIs, tools, and data sources. This official MCP server from Square provides standardized access to their services, allowing AI agents to interact with Square's platform seamlessly.
To manage all your MCP servers in one place, use Apigene's MCP Gateway, which provides centralized management, security, and governance for all your MCP server connections.
Learn more about MCP in our complete guide or browse our FAQ for common questions.
Server Information
Quick Actions