You can access the Website Change Monitor - AI Page Diff Tracker 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.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

1import { ApifyClient } from 'apify-client';
2
3// Initialize the ApifyClient with your Apify API token
4// Replace the '<YOUR_API_TOKEN>' with your token
5const client = new ApifyClient({
6    token: '<YOUR_API_TOKEN>',
7});
8
9// Prepare Actor input
10const input = {
11    "urls": [
12        "https://news.ycombinator.com",
13        "https://www.nubank.com.br"
14    ]
15};
16
17// Run the Actor and wait for it to finish
18const run = await client.actor("viralanalyzer/website-change-monitor").call(input);
19
20// Fetch and print Actor results from the run's dataset (if any)
21console.log('Results from dataset');
22console.log(`💾 Check your data here: https://console.apify.com/storage/datasets/${run.defaultDatasetId}`);
23const { items } = await client.dataset(run.defaultDatasetId).listItems();
24items.forEach((item) => {
25    console.dir(item);
26});
27
28// 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/js/docs

Website Change Monitor - Detect Page Updates API in JavaScript

The Apify API client for JavaScript is the official library that allows you to use Website Change Monitor - AI Page Diff Tracker API in JavaScript or TypeScript, providing convenience functions and automatic retries on errors.

Install the apify-client

$npm install apify-client

Other API clients include:

Website Change Monitor - AI Page Diff Tracker API in Python

Website Change Monitor - AI Page Diff Tracker API through CLI

Website Change Monitor - AI Page Diff Tracker OpenAPI definition

Website Change Monitor - AI Page Diff Tracker API

Regulatory Intelligence API - AI Compliance Radar

ai_solutionist/regulatory-intelligence-api

The compliance radar AI agents trust. Extract structured requirements, deadlines, and compliance checklists from Federal Register, regulations.gov, and state regulations.

Jason Pellerin

MCP Nexus Universal AI Tool Bridge

tuguidragos/mcp-nexus-universal-ai-tool-bridge

Connect AI agents to real data. MCP Nexus runs tools that fetch, extract, summarize, classify and crawl web content with caching, multi LLM support, HMAC webhooks, circuit breakers and full observability in a stateless production ready Apify actor.

Țugui Dragoș

5.0

(1)

Website Change Monitor & Diff Tracker

ryanclinton/website-change-monitor

Monitor websites for content changes. Compares current page content against stored snapshots, detects added/removed text, and reports diffs. Supports CSS selector targeting.

ryan clinton

Firecrawl Website Change Monitor - Track Page Changes with AI

alizarin_refrigerator-owner/firecrawl-website-change-monitor---track-page-changes-with-ai

Monitor websites for content changes. Get notified when pricing, inventory, competitor pages, or any web content changes. Uses Firecrawl for intelligent change detection. Markdown Comparison JSON Extraction Change Notifications Webhook Integration Scheduled Monitoring

John Rippy

Web Drift Detector – Website Change Monitoring & Content Diff

bilal-dev/web-drift-detector

Detect website changes automatically. Monitor pricing, content, policies, and competitors using fast browserless web change detection. Structured diffs, severity scoring, historical snapshots, and webhook alerts. Ideal for compliance, SaaS, ecommerce, and monitoring workflows.

Muhammad Bilal

5.0

(2)

JSON & Visual Content Monitor - Track API & Website Changes

malachite_spotlight/json-content-checker

Monitor JSON APIs and websites for changes. Get email alerts, AI summaries, beautiful HTML reports, and export to multiple formats. Perfect for price tracking, API monitoring, and competitive intelligence.

Hulya Masharipov

Competitor Marketing Change Monitor

happitap/competitor-marketing-change-monitor

Founders often miss competitor moves like pricing, messaging, or CTA changes. This actor monitors competitor websites and highlights what changed, where it changed, and why it matters—helping growth teams react faster and stay ahead.

HappiTap

5.0

(9)

Webpage Change Tracker & Ai summary

charmed_magnolia/webpage-change-tracker-ai

Monitor webpages for changes using text or HTML diffing. This actor delivers AI-powered summaries via OpenAI, Gemini, or OpenRouter. Simply provide a URL to receive clear, human-readable reports on exactly what changed and why.

sharjeel akhtar

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(2)

Competitor Intelligence Hub - 7-in-1 Analysis

viralanalyzer/competitor-intelligence-hub

All-in-one competitor monitoring: website, pricing, ads, social, reviews, and tech detection. AI analysis.

viralanalyzer

Product Recall Aggregator

gabrielaxy/product-recall-aggregator

Aggregates product recall alerts from FDA, CPSC, NHTSA, and other agencies. Tracks recalls across food, drugs, vehicles, and consumer goods, providing structured data with product details, hazards, and recommended remedies.