What is the key difference between Fulcrum and Defenter Proxy?

Fulcrum belongs to the Monitoring category with local stdio execution, while Defenter Proxy belongs to the Monitoring category with cloud HTTP/SSE execution.

How do I install Fulcrum or Defenter Proxy 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 Fulcrum and Defenter Proxy free or paid?

Fulcrum operates under a Free / Open Source model (No auth required). Defenter Proxy operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Fulcrum lists 0 tools with 1 views and 0 GitHub stars. Defenter Proxy lists 0 tools with 1 views and 3 GitHub stars.

Can I use both Fulcrum and Defenter Proxy 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.

How do I install Fulcrum or Defenter Proxy in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Fulcrum and Defenter Proxy free to use, or do they require API keys?

Fulcrum is listed under a Free / Open Source model with No auth required . Defenter Proxy operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Fulcrum and Defenter Proxy at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both fulcrum-3 and defenter-proxy as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Fulcrum has a Quality Score of 20 /100 ( Emerging ) with 1 views, 0 installs, and 0 GitHub stars. Defenter Proxy holds a Quality Score of 36 /100 ( Fair ) with 1 views, 0 installs, and 3 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Fulcrum vs Defenter Proxy

In-depth architectural comparison of the Fulcrum and Defenter Proxy 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

Fulcrum

Monitoring · Local stdio

Quality: 20/100 (Emerging) | Auth: No auth required

Defenter Proxy

Monitoring · Remote HTTP/SSE

Quality: 36/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Fulcrum if you need specialized Monitoring tools running via a local process. Choose Defenter Proxy if your workspace requires Monitoring integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Fulcrum when:

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

Explore Fulcrum Details

Choose Defenter Proxy when:

You need dedicated capabilities in the Monitoring domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Defenter Proxy Details

Feature & Specification Comparison

Specification	F Fulcrum Monitoring	D Defenter Proxy Monitoring
Summary	AI governance MCP server for policy enforcement, cost control, and observability.	Security proxy that automatically wraps MCP servers with real-time monitoring and policy enforcement
Category & Scope	Monitoring	Monitoring
Quality signal

Tools & Capabilities Breakdown

Fulcrum Tools (0)

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

Defenter Proxy 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).

Fulcrum Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "fulcrum-3": {
      "command": "npx",
      "args": [
        "-y",
        "fulcrum-3"
      ]
    }
  }
}

Defenter Proxy Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "defenter-proxy": {
      "url": "https://marketplace.visualstudio.com/items?itemName=defenter.defenter-vsc"
    }
  }
}

Frequently Asked Questions

Fulcrum is categorized under Monitoring and uses a local stdio subprocess. In contrast, Defenter Proxy belongs to Monitoring using remote streaming HTTP/SSE transport. Select Fulcrum when you need capabilities focused on monitoring and Defenter Proxy when you require tools for monitoring.

More alternatives to Fulcrum More alternatives to Defenter Proxy Monitoring category hub Canonical compare URL