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Siteaudit MCP server

by thegridwork·io.github.thegridwork/siteaudit·v1.0.1
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Audit websites for accessibility, performance, SEO, design, and mobile. 47 WCAG checks.

B78/100grade B
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Safety scan
B78/100

full report

Adoption
New

0 stars35 downloads/wk

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If you have run it, two minutes of your experience saves the next person an afternoon.

Siteaudit tools (6, 2 write)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • audit_accessibilitywrite action

    Run an accessibility-focused audit against WCAG 2.1 AA criteria and EAA (European Accessibility Act) requirements. Returns issues with WCAG criterion references and fixes.

  • audit_performance

    Analyze a page's performance: load time, page size, render-blocking resources, DOM complexity, compression, caching, and image optimization.

  • audit_seo

    Check a page's SEO: title, meta description, headings, Open Graph, Twitter Cards, canonical URL, structured data, and more.

  • audit_sitewrite action

    Run a comprehensive site audit covering accessibility (WCAG 2.1 AA / EAA), performance, SEO, design quality, and mobile responsiveness. Returns scores, grades, and prioritized fixes.

  • compare_sites

    Compare two websites side by side across all audit categories. Useful for competitive analysis or before/after comparisons.

  • quick_check

    Get a quick overview of a site's health — scores and grades only, no detailed issues. Fast way to triage a URL.

Public scan report

scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it

no findings
  • Code scan29 source files scanned25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenancelast push 172 days ago8/15
  • Maintainer identityregistry namespace matches repository owner6/10
Overall 78/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How Siteaudit compares

Against every graded SEO MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
78/100
higher than 57% of 769 SEO servers
Tools
6
the typical SEO server has 6
Tools that change things
33%
typical: 0%. Fewer write tools means less an agent can break
Downloads a week
35
more than 25% of 170 SEO servers with a package

What its tools let an agent do: 4 read · 2 change

Install Siteaudit in Claude Code, Cursor or VS Code

Runs npx -y gridwork-siteaudit on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add siteaudit -- npx -y gridwork-siteaudit
Add to Cursor

What the publisher says

From the Siteaudit repository's README, as published. We do not edit it. Read it on GitHub

@gridwork/siteaudit

An MCP server that audits any website for accessibility (WCAG 2.1 AA / EAA), performance, SEO, design quality, and mobile responsiveness. Get actionable scores, grades, and prioritized fixes.

Built for the compliance era: EU Accessibility Act enforcement is live, EU AI Act deadline is August 2026. Every website needs auditing.

By Gridwork

Tools

Install

Claude Code

claude mcp add @gridwork/siteaudit -- node /path/to/@gridwork/siteaudit/dist/index.js

Claude Desktop (claudedesktopconfig.json)

{
  "mcpServers": {
    "@gridwork/siteaudit": {
      "command": "node",
      "args": ["/path/to/@gridwork/siteaudit/dist/index.js"]
    }
  }
}

Cursor / Windsurf

Add to your MCP config:

{
  "@gridwork/siteaudit": {
    "command": "node",
    "args": ["/path/to/@gridwork/siteaudit/dist/index.js"]
  }
}

Build from Source

npm install
npm run build

What It Checks

Accessibility (30% of score)

  • Language attribute, image alt text, form labels
  • Heading hierarchy, link text quality, ARIA landmarks
  • Skip navigation, tab order, auto-playing media
  • WCAG criterion references on every issue

Performance (20%)

  • Load time, page size, DOM complexity
  • Render-blocking resources, compression, caching
  • Image optimization (dimensions, lazy loading)
  • Resource preloading and preconnect hints

SEO (20%)

  • Title, meta description, heading structure
  • Open Graph, Twitter Cards, canonical URL
  • Structured data (JSON-LD), favicon
  • Internal linking, robots directives

Design Quality (15%)

  • Font consistency, color system coherence
  • Touch target sizes, text readability
  • Visual hierarchy, CTA presence
  • Dark mode support, branding elements

Mobile (15%)

  • Viewport configuration, zoom support
  • Fixed-width overflow detection
  • Responsive images, media queries
  • Input types for mobile keyboards

EAA Compliance Status

Every audit includes an EAA (European Accessibility Act) compliance assessment:

  • COMPLIANT: Meets WCAG 2.1 AA baseline
  • PARTIAL: Some issues to resolve
  • NON-COMPLIANT: Critical accessibility failures

License

MIT

Nothing above is checked by us. What we check is on the safety report.

Siteaudit: common questions

Is Siteaudit MCP server safe?
Mostly: it is graded B (78/100). Read the Siteaudit safety report
How do I install Siteaudit?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Siteaudit need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Siteaudit maintained?
The last commit was 210 days ago (2026-04-08). The latest release is v1.0.1.
What can I use instead of Siteaudit?
Servers from other publishers that do the same job: squirrelscan MCP server, Google Search Console MCP server and Open SEO Crawler MCP server.
How does Siteaudit compare with other SEO MCP servers?
safety score 78/100 (higher than 57% of 769 SEO servers); tools 6 (the typical SEO server has 6); tools that change things 33% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.

Alternatives to Siteaudit

Same job from other publishers: the closest match first, then the best rated.

  • squirrelscan
    Website QA for your coding agent: audit SEO, performance, security, accessibility over MCP.
    B
  • Google Search Console
    Google Search Console: SEO audits, performance queries, URL inspection, indexing checks.
    B
  • Open SEO Crawler
    Self-hosted SEO crawler: run site audits and AI crawler checks, then read the issues and pages.
    A
  • Librecrawl — Technical SEO Audit MCP Server
    Self-hosted technical SEO audit MCP. 50+ checks, WAF detection, ephemeral. Built on LibreCrawl.
    B
  • Seoscoreapi
    SEO audits, AI readability, accessibility, backlinks and score monitoring from SEO Score API.
    B

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