Calendly MCP Server vs N8n Pro MCP

In-depth architectural comparison of the Calendly MCP Server and N8n Pro MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Calendly MCP Server when:

• You need dedicated capabilities in the Workplace & Productivity domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: list_upcoming_events, get_event_details, search_events.

Explore Calendly MCP Server Details

Choose N8n Pro MCP when:

• You need dedicated capabilities in the Workplace & Productivity domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• You have access to required keys: N8N_API_URL, N8N_API_KEY, N8N_WEBHOOK_BASE_URL, N8N_API_TIMEOUT_MS, N8N_MAX_RETRIES.
• Primary tools included: list_workflows, get_workflow, create_workflow.

Feature & Specification Comparison

Specification	Calendly MCP Server Workplace & Productivity	N8n Pro MCP helbertparanhos Workplace & Productivity
Summary	Connect Claude to Calendly — schedule meetings, check availability, manage events	Full-instance management for self-hosted n8n including queue mode: workflows, executions, tags, credentials, variables, projects, users, security audit and health monitoring (51 tools).
Category & Scope	Workplace & Productivity

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "calendly-mcp-server": {
      "command": "uvx",
      "args": [
        "calendly-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "helbertparanhos-n8n-pro-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "cache"
      ],
      "env": {
        "N8N_API_URL": "YOUR_N8N_API_URL_HERE",
        "N8N_API_KEY": "YOUR_N8N_API_KEY_HERE",
        "N8N_WEBHOOK_BASE_URL": "YOUR_N8N_WEBHOOK_BASE_URL_HERE",
        "N8N_API_TIMEOUT_MS": "YOUR_N8N_API_TIMEOUT_MS_HERE",
        "N8N_MAX_RETRIES": "YOUR_N8N_MAX_RETRIES_HERE"
      }
    }
  }
}

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