Webpage DOM & CSS Analyzer avatar
Webpage DOM & CSS Analyzer
Deprecated

Pricing

Pay per usage

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Webpage DOM & CSS Analyzer

Webpage DOM & CSS Analyzer

Deprecated
jancurn/example-analyze-dom-css

Developed by

Jan Čurn

Maintained by Community

Example showing how to use headless Chromium with Puppeteer to open a web page, fetch the list of DOM nodes on the pages and obtain CSS styling information for each HTML element. The actor uses the Chrome DevTools Protocol to access the required browser functionality.

0.0 (0)

Pricing

Pay per usage

3

Monthly users

1

Last modified

2 years ago

You can access the Webpage DOM & CSS Analyzer programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in Integrations settings in Apify Console.

1# Start Server-Sent Events (SSE) session and keep it running
2curl "https://actors-mcp-server.apify.actor/sse?token=<YOUR_API_TOKEN>&actors=jancurn/example-analyze-dom-css"
3
4# Session id example output:
5# event: endpoint
6# data: /message?sessionId=9d820491-38d4-4c7d-bb6a-3b7dc542f1fa

Using Webpage DOM & CSS Analyzer via Model Context Protocol (MCP) server

MCP server lets you use Webpage DOM & CSS Analyzer within your AI workflows. Send API requests to trigger actions and receive real-time results. Take the received sessionId and use it to communicate with the MCP server. The message starts the Webpage DOM & CSS Analyzer Actor with the provided input.

1curl -X POST "https://actors-mcp-server.apify.actor/message?token=<YOUR_API_TOKEN>&session_id=<SESSION_ID>" -H "Content-Type: application/json" -d '{
2  "jsonrpc": "2.0",
3  "id": 1,
4  "method": "tools/call",
5  "params": {
6    "arguments": {},
7    "name": "jancurn/example-analyze-dom-css"
8  }
9}'

The response should be: Accepted. You should received response via SSE (JSON) as:

1event: message
2data: {
3  "result": {
4    "content": [
5      {
6        "type": "text",
7        "text": "ACTOR_RESPONSE"
8      }
9    ]
10  }
11}

Configure local MCP Server via standard input/output for Webpage DOM & CSS Analyzer

You can connect to the MCP Server using clients like ClaudeDesktop and LibreChat or build your own. The server can run both locally and remotely, giving you full flexibility. Set up the server in the client configuration as follows:

1{
2  "mcpServers": {
3    "actors-mcp-server": {
4      "command": "npx",
5      "args": [
6        "-y",
7        "@apify/actors-mcp-server",
8        "--actors",
9        "jancurn/example-analyze-dom-css"
10      ],
11      "env": {
12        "APIFY_TOKEN": "<YOUR_API_TOKEN>"
13      }
14    }
15  }
16}

You can further access the MCP client through the Tester MCP Client, a chat user interface to interact with the server.

To get started, check out the documentation and example clients. If you are interested in learning more about our MCP server, check out our blog post.

Pricing

Pricing model

Pay per usage

This Actor is paid per platform usage. The Actor is free to use, and you only pay for the Apify platform usage.