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MCP serverOfficial (by the vendor)✓ VerifiedLast checked 2026-10-29

Square MCP Server

Official Square (Block) MCP server (beta) exposing Square APIs: payments, orders, catalog, customers, inventory and more.

Install

https://mcp.squareup.com/mcp

Claude → Settings → Connectors → Add custom connector, paste this URL.

claude mcp add --transport http square-mcp https://mcp.squareup.com/mcp
{
  "mcpServers": {
    "square-mcp": {
      "url": "https://mcp.squareup.com/mcp"
    }
  }
}
https://mcp.squareup.com/mcp

ChatGPT → Settings → Apps & Connectors (developer mode) → Create, paste this URL.

{
  "tools": [
    {
      "type": "mcp",
      "server_url": "https://mcp.squareup.com/mcp",
      "server_label": "square-mcp"
    }
  ]
}

Remote MCP tool in an xAI API request; see docs.x.ai for auth headers.

{
  "mcpServers": {
    "square-mcp": {
      "httpUrl": "https://mcp.squareup.com/mcp"
    }
  }
}

Pricing

Model
usage-based
Free tier
Free to use; Square processing fees apply
Paid from
—
Details
No separate MCP fee found. Hosted server uses OAuth and production data only; run locally for sandbox.
Source
https://squareup.com/us/en/pricing (checked 2026-10-29)

Prices change — always confirm on the vendor's page before buying.

Verification

✓ Verified Reachable, links alive, and (for repos) a commit in the last 180 days.

✅repo reachable
⚠️package published — no npm/PyPI package detected at repo root
✅homepage alive
✅docs alive
✅remote MCP endpoint responds
  • npm name 'square-mcp-server' exists on the registry but does not link to this repo (not counted)

Automated check on 2026-10-29. How we verify.

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