What is the key difference between Unipile MCP and Ox MCP?

Unipile MCP belongs to the Communication category with cloud HTTP/SSE execution, while Ox MCP belongs to the Communication category with local stdio execution.

How do I install Unipile MCP or Ox MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Unipile MCP and Ox MCP free or paid?

Unipile MCP operates under a Free / Open Source model (No auth required). Ox MCP operates under a Free / Open Source model (other).

Which MCP server has more tools and community activity?

Unipile MCP lists 5 tools with 0 views and 1 GitHub stars. Ox MCP lists 27 tools with 3 views and 0 GitHub stars.

Can I use both Unipile MCP and Ox MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Unipile MCP vs Ox MCP

In-depth architectural comparison of the Unipile MCP and Ox 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.

At a Glance & Executive Verdict

Unipile MCP

Communication · Remote HTTP/SSE

Quality: 52/100 (Good) | Auth: No auth required

Ox MCP

Communication · Local stdio

Quality: 57/100 (Good) | Auth: other

Verdict Summary: Choose Unipile MCP if you need specialized Communication tools running via a hosted cloud SSE transport. Choose Ox MCP if your workspace requires Communication integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Unipile MCP when:

You need dedicated capabilities in the Communication domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: search-endpoints, list-specs, list-endpoints.

Explore Unipile MCP Details

Choose Ox MCP when:

You need dedicated capabilities in the Communication domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: other (Free / Open Source).
You have access to required keys: OX_MCP_MAIL_SERVER, OX_MCP_MAIL_USER, OX_MCP_MAIL_APP_PASSWORD, OX_MCP_CALDAV_SERVER, OX_MCP_CALDAV_USER, OX_MCP_CALDAV_APP_PASSWORD, OX_MCP_CARDDAV_SERVER, OX_MCP_CARDDAV_USER.
Primary tools included: list_servers, server, email_search.

Feature & Specification Comparison

Specification	U Unipile MCP Communication	Ox MCP Rheopyrin Communication
Summary	LinkedIn, Sales Navigator, Recruiter, WhatsApp, Instagram, Telegram and email MCP for coding agents.	Email (IMAP/SMTP), mail filters (Sieve), calendar (CalDAV), contacts (CardDAV), and free/busy scheduling for Open-Xchange and standards-based mail platforms. Published on the official MCP Registry.
Category & Scope	Communication

Tools & Capabilities Breakdown

Unipile MCP Tools (5)

search-endpoints

Searches paths, operations and parameters, for example `sales-navigator`, `inmail` or `relation-requests

list-specs

Lists the available OpenAPI specs; the others take the spec `title` as a parameter (`Unipile API`)

list-endpoints

Lists every path and method with its summary

get-endpoint

Returns one operation's full request/response schema, security and servers

execute-request

Runs the request for real (a HAR object) against your own accounts

Ox MCP Tools (27)

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).

Unipile MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "unipile-mcp": {
      "url": "https://developer.unipile.com/mcp?branch=v2.0"
    }
  }
}

Ox MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "rheopyrin-ox-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@rheopyrin/ox-mcp"
      ],
      "env": {
        "OX_MCP_MAIL_SERVER": "YOUR_OX_MCP_MAIL_SERVER_HERE",
        "OX_MCP_MAIL_USER": "YOUR_OX_MCP_MAIL_USER_HERE",
        "OX_MCP_MAIL_APP_PASSWORD": "YOUR_OX_MCP_MAIL_APP_PASSWORD_HERE",
        "OX_MCP_CALDAV_SERVER": "YOUR_OX_MCP_CALDAV_SERVER_HERE",
        "OX_MCP_CALDAV_USER": "YOUR_OX_MCP_CALDAV_USER_HERE",
        "OX_MCP_CALDAV_APP_PASSWORD": "YOUR_OX_MCP_CALDAV_APP_PASSWORD_HERE",
        "OX_MCP_CARDDAV_SERVER": "YOUR_OX_MCP_CARDDAV_SERVER_HERE",
        "OX_MCP_CARDDAV_USER": "YOUR_OX_MCP_CARDDAV_USER_HERE"
      }
    }
  }
}

Frequently Asked Questions

Unipile MCP is categorized under Communication and uses a remote streaming HTTP/SSE transport. In contrast, Ox MCP belongs to Communication using local stdio subprocess. Select Unipile MCP when you need capabilities focused on communication and Ox MCP when you require tools for communication.

More alternatives to Unipile MCP More alternatives to Ox MCP Communication category hub Canonical compare URL