What is the key difference between Mcp and Nullary?

Mcp belongs to the Developer Tools category with cloud HTTP/SSE execution, while Nullary belongs to the Developer Tools category with local stdio execution.

How do I install Mcp or Nullary 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 Mcp and Nullary free or paid?

Mcp operates under a Free / Open Source model (No auth required). Nullary operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Mcp lists 0 tools with 0 views and 0 GitHub stars. Nullary lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Mcp and Nullary 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 Mcp or Nullary 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 Mcp and Nullary free to use, or do they require API keys?

Mcp is listed under a Free / Open Source model with No auth required . Nullary 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 Mcp and Nullary at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both mcp-155 and nullary-2 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, Mcp has a Quality Score of 46 /100 ( Fair ) with 0 views, 0 installs, and 0 GitHub stars. Nullary holds a Quality Score of 20 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Mcp vs Nullary

In-depth architectural comparison of the Mcp and Nullary 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

Mcp

Developer Tools · Remote HTTP/SSE

Quality: 46/100 (Fair) | Auth: No auth required

Nullary

Developer Tools · Local stdio

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

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

Which MCP Server Should You Choose?

Choose Mcp when:

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

Explore Mcp Details

Choose Nullary when:

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

Explore Nullary Details

Feature & Specification Comparison

Specification	M Mcp Developer Tools	N Nullary Developer Tools
Summary	Query NPS, CSAT, CES, and PMF survey results, responses, and links for your UserVane project.	Negative results intelligence for drug discovery — query measured failures via MCP.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Mcp Tools (0)

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

Nullary 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).

Mcp Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mcp-155": {
      "url": "https://uservane.com/integrations/mcp"
    }
  }
}

Nullary Configuration

mcpServers (Claude Desktop / Cursor)

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

Frequently Asked Questions

Mcp is categorized under Developer Tools and uses a remote streaming HTTP/SSE transport. In contrast, Nullary belongs to Developer Tools using local stdio subprocess. Select Mcp when you need capabilities focused on developer tools and Nullary when you require tools for developer tools.

More alternatives to Mcp More alternatives to Nullary Developer Tools category hub