Validation

Heading Hierarchy Auditor

Audit heading structure from a live URL or pasted HTML, then flag skipped levels, multiple h1 usage, style-only heading abuse, and title metadata drift

html· HTML resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

curl -X POST 'https://api.elysiatools.com/en/api/tools/heading-hierarchy-auditor' \
  -H 'Content-Type: application/json' \
  -d '{"htmlInput":"<html><head><title>Acme Analytics Dashboard</title><meta property=\"og:title\" content=\"Acme Analytics Platform\" /></head><body><main><h1>Acme Analytics</h1><section><h3>Executive summary</h3><div class=\"card\"><a href=\"/demo\"><h2 class=\"btn-title\">BOOK DEMO</h2></a></div><h1>Pricing</h1><h4></h4></section></main></body></html>","pageUrl":"","compareWithMetadataTitles":true,"showFixSuggestions":true}'

API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP

POST https://api.elysiatools.com/en/api/tools/heading-hierarchy-auditor

Parameters

Name	Type	Required	Description
htmlInput	textarea	No	—
pageUrl	text	No	—
compareWithMetadataTitles	checkbox	No	—
showFixSuggestions	checkbox	No	—

Response format

HTML result

JSON

{
  "result": "<div>Processed HTML content</div>",
  "error": "Error message (optional)",
  "message": "Notification message (optional)",
  "metadata": {
    "key": "value"
  }
}

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json

{
  "mcpServers": {
    "elysiatools-heading-hierarchy-auditor": {
      "name": "heading-hierarchy-auditor",
      "description": "Audit heading structure from a live URL or pasted HTML, then flag skipped levels, multiple h1 usage, style-only heading abuse, and title metadata drift",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=heading-hierarchy-auditor",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "heading-hierarchy-auditor",
    "arguments": {
  "htmlInput": "<html><head><title>Acme Analytics Dashboard</title><meta property=\"og:title\" content=\"Acme Analytics Platform\" /></head><body><main><h1>Acme Analytics</h1><section><h3>Executive summary</h3><div class=\"card\"><a href=\"/demo\"><h2 class=\"btn-title\">BOOK DEMO</h2></a></div><h1>Pricing</h1><h4></h4></section></main></body></html>",
  "pageUrl": "",
  "compareWithMetadataTitles": true,
  "showFixSuggestions": true
}
  }
}

Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).

Questions or issues? Contact [email protected]