Predictive Debugger MCP Server: Install & Setup

Install Predictive Debugger in Claude Code

Claude Code

claude mcp add predictive-debugger -- npx -y predictive-debugger

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

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

Frequently asked questions

What does the Predictive Debugger MCP server do?

Predicts where JavaScript and TypeScript code will fail at runtime, for coding agents.

Is the Predictive Debugger MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Predictive Debugger run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Predictive Debugger to Claude Code?

Run: claude mcp add predictive-debugger -- npx -y predictive-debugger

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