Web Validator by DigestSEO

io.github.AKzar1el/mcp-web-validatorVersion 1.3.48

Audit public webpages and supplied markup for HTML, CSS, SEO, JSON-LD, and link issues.

Status

Responds299 msNov 14, 2026, 14:35 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:35 UTC
Latency: 299 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://web-validator-mcp.digestseo.com/mcpResponds299 msNov 14, 2026, 14:35 UTC

No sign-in

Claude Code

claude mcp add --transport http mcp-web-validator https://web-validator-mcp.digestseo.com/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: mcp-web-validator
Remote MCP server URL: https://web-validator-mcp.digestseo.com/mcp

Cursor

{
  "mcpServers": {
    "mcp-web-validator": {
      "url": "https://web-validator-mcp.digestseo.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"mcp-web-validator","type":"http","url":"https://web-validator-mcp.digestseo.com/mcp"}'

Streamable HTTP

npm: mcp-web-validator 1.3.48

Package only

npm (npx)

claude mcp add mcp-web-validator -- npx -y mcp-web-validator@1.3.48

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Tools

8 tools

Tools of Web Validator by DigestSEO
	Description		Read-only	Idempotent	Open world
`audit_public_site`Use this for a bounded, sitemap-first audit of a public website the user owns or is authorized to inspect. It fetches at most 8 same-origin HTML pages per call, respects robots.txt, and returns compact page summaries plus deduplicated findings. It does not recursively follow HTML links, authenticate, execute JavaScript, fetch assets, or run site-wide link checks. Use page_offset to continue when more sitemap pages remain.	Use this for a bounded, sitemap-first audit of a public website the user owns or is authorized to inspect. It fetches at most 8 same-origin HTML pages per call, respects robots.txt, and returns compact page summaries plus deduplicated findings. It does not recursively follow HTML links, authenticate, execute JavaScript, fetch assets, or run site-wide link checks. Use page_offset to continue when more sitemap pages remain.	No	Yes	Yes	Yes
`audit_public_webpage`Use this when the user provides one live public webpage URL. Fetches one bounded static HTML response, then runs HTML validation, SEO/accessibility-signal, and JSON-LD syntax checks. It checks links only when requested and does not crawl, execute JavaScript, authenticate, or fetch linked stylesheets. Use only URLs the user owns or is authorized to inspect.	Use this when the user provides one live public webpage URL. Fetches one bounded static HTML response, then runs HTML validation, SEO/accessibility-signal, and JSON-LD syntax checks. It checks links only when requested and does not crawl, execute JavaScript, authenticate, or fetch linked stylesheets. Use only URLs the user owns or is authorized to inspect.	No	Yes	Yes	Yes
`audit_seo_metadata`Use this for a focused SEO/accessibility-signal check of supplied HTML. It does not fetch a live webpage; use audit_public_webpage for a URL.	Use this for a focused SEO/accessibility-signal check of supplied HTML. It does not fetch a live webpage; use audit_public_webpage for a URL.	No	Yes	Yes	No
`check_broken_links`Use this for a focused check of up to 20 public HTTP(S) links found in supplied HTML. It does not fetch base_url, follow redirects, or retain response bodies.	Use this for a focused check of up to 20 public HTTP(S) links found in supplied HTML. It does not fetch base_url, follow redirects, or retain response bodies.	No	Yes	Yes	Yes
`generate_validation_report`Use this when HTML markup is already supplied. Combines Nu HTML validation with local CSS, SEO, accessibility-signal, and JSON-LD syntax checks. It does not fetch a webpage from base_url; use audit_public_webpage for a live URL.	Use this when HTML markup is already supplied. Combines Nu HTML validation with local CSS, SEO, accessibility-signal, and JSON-LD syntax checks. It does not fetch a webpage from base_url; use audit_public_webpage for a live URL.	No	Yes	Yes	Yes
`validate_css`Use this when raw CSS source is supplied. Parses it inside the Worker and returns syntax messages without contacting an external service.	Use this when raw CSS source is supplied. Parses it inside the Worker and returns syntax messages without contacting an external service.	No	Yes	Yes	No
`validate_html`Use this when raw HTML markup is supplied. Sends that markup to the Nu HTML Checker hosted at validator.nu and returns validation messages. For a live URL, use audit_public_webpage.	Use this when raw HTML markup is supplied. Sends that markup to the Nu HTML Checker hosted at validator.nu and returns validation messages. For a live URL, use audit_public_webpage.	No	Yes	Yes	Yes
`validate_schema_markup`Use this for a focused JSON-LD syntax check of supplied HTML. It parses JSON only and does not validate Schema.org vocabulary semantics.	Use this for a focused JSON-LD syntax check of supplied HTML. It parses JSON only and does not validate Schema.org vocabulary semantics.	No	Yes	Yes	No

Details

Registry status: Active
Published: Nov 11, 2026
Updated: Nov 11, 2026
Website: https://digestseo.com/validator-mcp/⁠ (opens in a new tab)
Repository: https://github.com/AKzar1el/mcp-web-validator⁠ (opens in a new tab)
Categories (suggested): Marketing and SEOSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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