SEOWebChecker

Automated on-page technical SEO audits, Core Web Vitals checks, and meta validations by SEOWebChecker.

Install Command

npx -y seowebchecker-mcp-server

Claude Desktop Config

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

SEOWebChecker is a community MCP server that connects AI assistants like Claude to automated on-page technical seo audits, core web vitals checks, and meta validations by seowebchecker. It runs locally on your machine, keeping your data private and giving you full control over the connection. Adding it to your setup expands what Claude can do without any extra coding.

About SEOWebChecker

SEOWebChecker is an open-source technical SEO audit MCP server that enables AI assistants (Claude Desktop, Cursor, Windsurf, Cline) to run automated on-page SEO audits, Core Web Vitals diagnostics, and meta tag validations directly within AI workflows.

✨ Key Features

Full On-Page Audit: Evaluates 50+ technical checks (title tags, meta descriptions, canonical URLs, H1-H6 heading hierarchy, image alt tags, links, mobile viewports).
Core Web Vitals & Speed: Diagnoses LCP, CLS, INP, TTFB, and page size with actionable web vitals optimization recommendations.
Instant Health Scoring: Calculates a fast 0-100 technical SEO score and letter grade (A+ to F).
Zero Configuration: Free and open-access with zero API keys required.

Official Website: https://seowebchecker.com/

Who Should Use SEOWebChecker?

1Control a browser and scrape the web through Claude
2Extend Claude and other AI assistants with new capabilities
3Automate tasks that previously required manual steps
4Connect your existing tools to an AI workflow

How to Install SEOWebChecker

Before you start

You will need Node.js (v18 or later) installed on your machine — download it from nodejs.org if you haven't already.

1Open a terminal (Terminal on Mac, Command Prompt or PowerShell on Windows).
2Paste the install command above and press Enter — Node.js will download and run the server automatically.
3Add the server to your Claude Desktop config file (see the JSON snippet above) and restart Claude.

The Claude Desktop config snippet above can be copied and pasted directly into your claude_desktop_config.json file — no editing required.