Predictive Debugger vs Graphlens MCP

In-depth architectural comparison of the Predictive Debugger and Graphlens 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?

P

Choose Predictive Debugger 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 Predictive Debugger Details

Choose Graphlens MCP 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 Graphlens MCP Details

Feature & Specification Comparison

Specification	P Predictive Debugger Developer Tools	Graphlens MCP Developer Tools
Summary	Predicts where JavaScript and TypeScript code will fail at runtime, for coding agents.	Semantic code graph MCP server for coding agents
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": {
    "predictive-debugger": {
      "command": "npx",
      "args": [
        "-y",
        "predictive-debugger"
      ]
    }
  }
}

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

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