dev.llms-txt-validator/llms-txt-validator

up checked 2026-11-11T07:39:56.997Z

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Publisher-provided description

Validate a site's llms.txt against the spec: fetches every linked URL, scores it 0-100.

Summary by lookupd

Validates a site's llms.txt file, scores it 0-100, checks linked URLs, and can generate a starter llms.txt file.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http llms-txt-validator https://llms-txt-validator.dev/mcp

Codex, remote (streamable-http)

codex mcp add llms-txt-validator --url https://llms-txt-validator.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "llms-txt-validator": {
      "url": "https://llms-txt-validator.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (3 tools)

Publisher-provided text

• validate_llms_txt Validate a website's llms.txt: returns a 0-100 quality score, findings, and AI-discoverability signals. Pass a domain or URL.
• validate_llms_txt_content Validate raw llms.txt text you already hold, without fetching it. Returns the same score and findings.
• generate_llms_txt Scaffold a starter llms.txt for a domain from its homepage and sitemap.

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 952 ms
• First indexed: 2026-11-01T09:01:11.587Z
• Last seen in registry: 2026-11-01T09:01:11.587Z
• Website: https://llms-txt-validator.dev

Badge for your README

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[![lookupd status](https://lookupd.com/badge/dev.llms-txt-validator/llms-txt-validator.svg)](https://lookupd.com/servers/dev.llms-txt-validator/llms-txt-validator)

• 62092 servers
• Last crawl: 2026-11-11T17:38:11.606Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp