LocalFree server, account needed

UI Debugger MCP server

developerz-ai/ui-debugger-mcp

Autonomous UI debugging MCP server: an agent drives the browser/desktop, reports bugs + UX issues.

2 GitHub stars
Source code

Install UI Debugger in Claude Code

Claude Code
claude mcp add ui-debugger -e OPENAI_API_KEY=... -- npx -y @developerz.ai/ui-debugger-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "ui-debugger": {
      "command": "npx",
      "args": [
        "-y",
        "@developerz.ai/ui-debugger-mcp"
      ],
      "env": {
        "OPENAI_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the UI Debugger MCP server do?

Autonomous UI debugging MCP server: an agent drives the browser/desktop, reports bugs + UX issues.

Is the UI Debugger MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does UI 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 UI Debugger to Claude Code?

Run: claude mcp add ui-debugger -e OPENAI_API_KEY=... -- npx -y @developerz.ai/ui-debugger-mcp

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