What is the key difference between CompletionKit and Build?

CompletionKit belongs to the Developer Tools category with local stdio execution, while Build belongs to the Developer Tools category with local stdio execution.

How do I install CompletionKit or Build 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 CompletionKit and Build free or paid?

CompletionKit operates under a Free / Open Source model (No auth required). Build operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

CompletionKit lists 0 tools with 0 views and 0 GitHub stars. Build lists 0 tools with 0 views and 136 GitHub stars.

Can I use both CompletionKit and Build 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 CompletionKit or Build 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 CompletionKit and Build free to use, or do they require API keys?

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

Yes! MCP clients support multi-server orchestration. You can include both completionkit and build 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, CompletionKit has a Quality Score of 27 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. Build holds a Quality Score of 44 /100 ( Fair ) with 0 views, 0 installs, and 136 GitHub stars.

Side-by-Side Model Context Protocol Comparison

CompletionKit vs Build

In-depth architectural comparison of the CompletionKit and Build 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

CompletionKit

Developer Tools · Local stdio

Quality: 27/100 (Emerging) | Auth: No auth required

Build

Developer Tools · Local stdio

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

Verdict Summary: Choose CompletionKit if you need specialized Developer Tools tools running via a local process. Choose Build 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 CompletionKit 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 CompletionKit Details

Choose Build 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 Build Details

Feature & Specification Comparison

Specification	C CompletionKit Developer Tools	B Build Developer Tools
Summary	Prompt evals over MCP: run a prompt on your dataset, score each output 1-5 with an LLM judge.	Structured build tool output (tsc, generic commands) as typed JSON diagnostics.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

CompletionKit Tools (0)

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

Build 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).

CompletionKit Configuration

mcpServers (Claude Desktop / Cursor)

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

Build Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "build": {
      "command": "npx",
      "args": [
        "-y",
        "@paretools/init"
      ]
    }
  }
}

Frequently Asked Questions

CompletionKit is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Build belongs to Developer Tools using local stdio subprocess. Select CompletionKit when you need capabilities focused on developer tools and Build when you require tools for developer tools.

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