Lean Reader vs Nace MCP

In-depth architectural comparison of the Lean Reader and Nace 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.

Which MCP Server Should You Choose?

Choose Lean Reader when:

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

Explore Lean Reader Details

Choose Nace MCP when:

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

Explore Nace MCP Details

Feature & Specification Comparison

Specification	Lean Reader Search & Data Extraction	Nace MCP Search & Data Extraction
Summary	Token-minimized URL-to-clean-text reader for LLMs, with a token-savings receipt.	Browse, search and fuzzy-match NACE Rev. 2.1 economic activity classification codes.
Category & Scope	Search & Data Extraction	Search & Data Extraction

Tools & Capabilities Breakdown

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).

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

{
  "mcpServers": {
    "nace-mcp": {
      "command": "npx",
      "args": [
        "nace-mcp"
      ]
    }
  }
}

Related MCP Server Comparisons