DevLens vs Lachesis

In-depth architectural comparison of the DevLens and Lachesis 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 DevLens 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 DevLens Details

Choose Lachesis 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 Lachesis Details

Feature & Specification Comparison

Specification	DevLens Developer Tools	Lachesis Developer Tools
Summary	Query a precomputed code graph (nodes, edges, summaries) of TS/JS/React/Next.js/Node repos via MCP.	Compiler-precise code property graph for C, Python, and TypeScript, navigable over MCP.
Category & Scope	Developer Tools	Developer Tools
Quality signal

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": {
    "devlens": {
      "command": "npx",
      "args": [
        "-y",
        "@devlensio/skill"
      ]
    }
  }
}

{
  "mcpServers": {
    "lachesis": {
      "command": "uvx",
      "args": [
        "mcp"
      ]
    }
  }
}

Related MCP Server Comparisons