Funciton Lookup MCP vs Filesystem

In-depth architectural comparison of the Funciton Lookup MCP and Filesystem 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 Funciton Lookup MCP when:

• You need dedicated capabilities in the Other Tools and Integrations domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Full-text search of code declarations using SQLite FTS5, Supports all languages compatible with universal ctags, Indexing respects .gitignore to exclude unwanted files.

Explore Funciton Lookup MCP Details

Choose Filesystem when:

• You need dedicated capabilities in the Other Tools and Integrations domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Secure file read and write operations, Configurable access control policies, Reference implementation for MCP file handling.

Feature & Specification Comparison

Specification	Funciton Lookup MCP osinmv Other Tools and Integrations	Filesystem VerifiedOther Tools and Integrations
Summary
Category & Scope	Other Tools and Integrations

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": {
    "osinmv-funciton-lookup-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "osinmv-funciton-lookup-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "filesystem": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-memory"
      ]
    }
  }
}

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