Koskamo

Prufa MCP

An open-source MCP server that acts as a QA agent for web applications. It audits URLs for broken flows, JavaScript console errors, missing tracking, consent violations, security headers, mobile tap targets, and accessibility issues, returning machine-verified findings graded A-F.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Prufa MCP logo, by prufa-devCommunity listingLocal stdioSource reviewed; not executedPublished by prufa-dev
You need:Install it globally with pipx (recommended — isolated venv, exposes the prufa-mcp binary on your PATH) or into a project venv with pip
Vendor documentation

What you can do with it

  • Audit a URL for broken user flows and critical bugs
  • Detect JavaScript console errors and security header issues
  • Check for accessibility violations and mobile tap target sizes
  • Verify tracking and consent banner functionality

Source and maintenance

Community listingRegistry 0.2.3
mcp-registry: io.github.prufa-dev/prufa-mcp@0.2.3Source repository
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

prufa-mcp 0.2.3

pypi
prufa-mcp package definition
{
  "version": "0.2.3",
  "transport": "stdio",
  "identifier": "prufa-mcp",
  "registryType": "pypi",
  "environmentVariables": [
    {
      "name": "PRUFA_API_TOKEN",
      "format": "string",
      "description": "Optional Prufa API token for authenticated/higher-tier runs. Not required for the free audit or for the server to start."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "prufa-mcp": {
      "command": "uvx",
      "args": [
        "prufa-mcp==0.2.3"
      ],
      "env": {
        "PRUFA_API_TOKEN": "<YOUR_PRUFA_API_TOKEN>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "prufa-mcp": {
      "command": "uvx",
      "args": [
        "prufa-mcp==0.2.3"
      ],
      "env": {
        "PRUFA_API_TOKEN": "<YOUR_PRUFA_API_TOKEN>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "prufa-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "prufa-mcp==0.2.3"
      ],
      "env": {
        "PRUFA_API_TOKEN": "<YOUR_PRUFA_API_TOKEN>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "prufa-mcp": {
      "command": "uvx",
      "args": [
        "prufa-mcp==0.2.3"
      ],
      "env": {
        "PRUFA_API_TOKEN": "<YOUR_PRUFA_API_TOKEN>"
      }
    }
  }
}

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