Square · official
Square
Sales, catalog, and customers from Square.
Square's hosted MCP server connects the assistant to your point-of-sale data: daily sales, catalog items, customer lists. Zero install, browser sign-in. Useful for small businesses asking "how did the shop do this week?".
Install Square
You need: an AI app that supports skills (pick yours above) · Nothing to install — this skill is hosted by the vendor. You sign in with your browser on first use.
Open Settings → Connectors → Add custom connector in Claude Desktop and paste this URL:
https://mcp.squareup.com/sse
Vendor
Square
Category
Payments & business
API key
Not required
Source
FAQ
What is the Square skill?
Square's hosted MCP server connects the assistant to your point-of-sale data: daily sales, catalog items, customer lists. Zero install, browser sign-in. Useful for small businesses asking "how did the shop do this week?".
How do I install Square in Claude Desktop?
Open Settings → Connectors → Add custom connector in Claude Desktop and paste the URL https://mcp.squareup.com/sse. On first use a browser window opens for sign-in — no API key handling needed.
Does Square need an API key?
No. Square works without an API key — you sign in with your browser instead (OAuth).
Which apps can use Square?
Square works with Claude Desktop, Claude Code, Cursor, VS Code — any app that supports the Model Context Protocol (MCP).
Is my site ready for AI agents like the ones using Square?
Run a free check at https://agentics.page — it audits whether your robots.txt allows the right bots, whether you publish llms.txt and JSON-LD, and whether AI agents can actually consume your site.
Is your domain ready for AI agents?
Assistants equipped with skills like Square are already visiting your site. agentics checks whether they can read, find, and trust your domain — free, no signup.
Run free check →