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Developer ToolsAuto-generatedScore: 46

Square Connect API MCP Server

Client library for accessing the Square Connect APIs

Quick Answer

  1. 1. The Square Connect API MCP server lets Claude, Cursor, and VS Code interact with the Square Connect API API through natural language.
  2. 2. Setup: Add the config to claude_desktop_config.json, set your environment variables, and restart.
  3. 3. 10 operations available including CreateMobileAuthorizationCode, RenewToken, RevokeToken, and more.
  4. 4. Quality score: 46/99 — fair source quality and documentation coverage.

Overview

Category: Developer Tools

Auth: None

Endpoints: 10

Transport: STDIO

Command: npx -y @mcp/squareup-com

Spec: v2.0

Setup time: ~30 sec (no auth)

Environment Variables

SQUARE_CONNECT_API_API_KEY

Example: your_square_connect_api_api_key

One-Click Install

Copy the snippet for your MCP client and paste it in — zero editing required.

Claude Desktop

Add to claude_desktop_config.json

{
  "mcpServers": {
    "squareup-com": {
      "command": "npx",
      "args": [
        "-y",
        "@mcp/squareup-com"
      ],
      "env": {
        "SQUARE_CONNECT_API_API_KEY": "your_square_connect_api_api_key"
      }
    }
  }
}
Deep link

Cursor

Settings → MCP Servers → Add

{
  "mcpServers": {
    "squareup-com": {
      "url": "https://mcpbridge.org/config/squareup-com.json"
    }
  }
}

Saves as .cursor/mcp.json in the download. Move it to your project root.

Deep link install →

VS Code

Use with MCP extension

{
  "mcpServers": {
    "squareup-com": {
      "url": "https://mcpbridge.org/config/squareup-com.json"
    }
  }
}

MCP Server Configuration

Add this to your claude_desktop_config.json or Cursor MCP settings.

{
  "mcpServers": {
    "squareup-com": {
      "command": "npx",
      "args": ["-y","@mcp/squareup-com"],
      "env": {
      "SQUARE_CONNECT_API_API_KEY": "your_square_connect_api_api_key"
}
    }
  }
}

What You Can Build

With the Square Connect API MCP server, your AI assistant can:

  • Access 10 API operations through natural language
  • Read, create, and modify developer tools resources without writing HTTP requests
  • Chain multiple operations in a single conversation for complex workflows
  • Combine with other MCP servers for cross-tool automation

Endpoints

POST/mobile/authorization-code

CreateMobileAuthorizationCode

POST/oauth2/clients/{client_id}/access-token/renew

RenewToken

POST/oauth2/revoke

RevokeToken

POST/oauth2/token

ObtainToken

GET/v1/me/employees

ListEmployees

POST/v1/me/employees

CreateEmployee

GET/v1/me/employees/{employee_id}

RetrieveEmployee

PUT/v1/me/employees/{employee_id}

UpdateEmployee

GET/v1/me/roles

ListEmployeeRoles

POST/v1/me/roles

CreateEmployeeRole

Documentation →

Authentication

No authentication required. This MCP server can be used without API keys.

Spec Version

Version: 2.0

Spec version published with the OpenAPI document. Config auto-updates when the spec changes.

Page last updated: June 13, 2026

Quality Score

46/99Fair
  • +Auto-generated (+12)
  • +Has documentation (+12)
  • +OpenAPI spec available (+8)
  • +10 endpoints (+14)

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