vdalhambra/siteaudit-mcp

**Instant SEO, Performance, and Security Audits for AI Agents** — analyze any URL with a single tool call via the Model Context Protocol (MCP).
SiteAudit is an MCP server that gives Claude Code, Cursor, Windsurf, and any AI agent the ability to audit any website instantly. No API keys, no configuration, no cost. The complete website audit toolkit for AI-powered development.
> **Try it now — no install needed:** Open SiteAudit in the MCPize Playground — runs in your browser, free tier (100 audits/month)
Use Cases
Here are concrete examples of what you can ask your AI agent once SiteAudit is installed:
- **"Audit example.com and give me a prioritized list of SEO fixes"** — Full SEO audit with title tags, meta descriptions, headings, structured data, Open Graph, and actionable recommendations
- **"Check the security headers on my production site"** — HTTPS, HSTS, CSP, X-Frame-Options, cookie flags, SSL certificate validity, and server disclosure
- **"Compare my site vs 3 competitors side-by-side"** — Multi-site comparison with scores for SEO, performance, and security across all sites
- **"Run a Lighthouse audit on my homepage"** — Google PageSpeed Insights performance, accessibility, best practices, and SEO scores
- **"Find all broken links on my site"** — Crawl internal and external links, report 404s, redirects, and unreachable URLs
- **"Check if my robots.txt is blocking anything important"** — Parse robots.txt rules, find sitemap references, and identify potential crawl issues
Why SiteAudit?
| Feature | SiteAudit MCP | Ahrefs | Screaming Frog | Google Lighthouse |
|---------|--------------|--------|----------------|-------------------|
| Works with Claude Code / Cursor | Yes | No | No | CLI only |
| No API key needed | Yes | No ($99/mo) | Free (limited) | Yes |
| SEO + Security + Performance | All three | SEO only | SEO only | Performance only |
| AI-native (MCP protocol) | Yes | REST API | Desktop app | CLI / API |
| Broken link checker | Yes | Yes | Yes | No |
| Lighthouse integration | Yes | No | No | It is Lighthouse |
| Multi-site comparison | Yes | Manual | Manual | Manual |
| Free | Yes | $99+/mo | Free (500 URLs) | Yes |
Tools (8)
| Tool | Description |
|------|-------------|
| full_audit | Comprehensive SEO + performance + security audit with unified score (0-100) |
| seo_audit | SEO analysis: title, meta, headings, images, links, structured data, Open Graph |
| security_audit | Security headers, HTTPS, HSTS, CSP, SSL certificate check, cookie flags |
| performance_audit | Response time, page size, compression, caching, redirects |
| compare_sites | Side-by-side comparison of multiple websites |
| lighthouse_audit | Google PageSpeed Insights: performance, accessibility, best practices, SEO |
| check_links | Crawl and validate all links on a page — find broken links, redirects, timeouts |
| check_robots_txt | Parse and analyze robots.txt rules, directives, and sitemaps |
Installation
⭐ Recommended: MCPize (hosted, no setup)
The fastest way to get started. No terminal, no config files, no Python setup — works in any MCP client:
👉 **Install SiteAudit on MCPize** — Free tier available (100 audits/month)
Or add to your MCP config directly:
**Why MCPize?**
- ✅ Zero setup — works immediately in Claude Desktop, Cursor, Windsurf, Claude Code
- ✅ Always up-to-date — new SEO checks and features added continuously