What is the key difference between Leadloadz and Mailbuttons?

Leadloadz belongs to the Communication category with local stdio execution, while Mailbuttons belongs to the Communication category with local stdio execution.

How do I install Leadloadz or Mailbuttons 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 Leadloadz and Mailbuttons free or paid?

Leadloadz operates under a Free / Open Source model (No auth required). Mailbuttons operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Leadloadz lists 3 tools with 0 views and 0 GitHub stars. Mailbuttons lists 0 tools with 1 views and 1 GitHub stars.

Can I use both Leadloadz and Mailbuttons 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

Leadloadz vs Mailbuttons

In-depth architectural comparison of the Leadloadz and Mailbuttons 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

Leadloadz

Communication · Local stdio

Quality: 45/100 (Fair) | Auth: No auth required

Mailbuttons

Communication · Local stdio

Quality: 44/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Leadloadz if you need specialized Communication tools running via a local process. Choose Mailbuttons 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 Leadloadz when:

You need dedicated capabilities in the Communication domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: query, limit, email.

Explore Leadloadz Details

Choose Mailbuttons when:

You need dedicated capabilities in the Communication domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Mailbuttons Details

Feature & Specification Comparison

Specification	Leadloadz Communication	Mailbuttons Communication
Summary	B2B lead search and email verification MCP server	Governed email for AI agents: sandbox inboxes, server-side policy gate, tamper-evident audit.
Category & Scope	Communication	Communication
Quality signal

Tools & Capabilities Breakdown

Leadloadz Tools (3)

query

limit

Mailbuttons Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

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).

Leadloadz Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "leadloadz": {
      "command": "npx",
      "args": [
        "-y",
        "@leadloadz/mcp-server"
      ]
    }
  }
}

Mailbuttons Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mailbuttons-2": {
      "command": "npx",
      "args": [
        "-y",
        "skills"
      ]
    }
  }
}

Frequently Asked Questions

Leadloadz is categorized under Communication and uses a local stdio subprocess. In contrast, Mailbuttons belongs to Communication using local stdio subprocess. Select Leadloadz when you need capabilities focused on communication and Mailbuttons when you require tools for communication.

More alternatives to Leadloadz More alternatives to Mailbuttons Communication category hub