You can access the Dataset Change Checker 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 API & Integrations in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

1from apify_client import ApifyClient
2
3# Initialize the ApifyClient with your Apify API token
4# Replace '<YOUR_API_TOKEN>' with your token.
5client = ApifyClient("<YOUR_API_TOKEN>")
6
7# Prepare the Actor input
8run_input = {
9    "before": [
10        {
11            "sku": "DEMO-101",
12            "price": 12.5,
13            "stock": 8,
14        },
15        {
16            "sku": "DEMO-102",
17            "price": 7,
18            "stock": 0,
19        },
20        {
21            "sku": "DEMO-103",
22            "price": 4,
23            "stock": 5,
24        },
25    ],
26    "after": [
27        {
28            "sku": "DEMO-103",
29            "price": 4,
30            "stock": 5,
31        },
32        {
33            "sku": "DEMO-101",
34            "price": 11,
35            "stock": 6,
36        },
37        {
38            "sku": "DEMO-104",
39            "price": 9,
40            "stock": 2,
41        },
42    ],
43    "keyField": "sku",
44}
45
46# Run the Actor and wait for it to finish
47run = client.actor("deomnus/dataset-change-checker").call(run_input=run_input)
48
49# Fetch and print Actor results from the run's dataset (if there are any)
50print(f"💾 Check your data here: https://console.apify.com/storage/datasets/{run.default_dataset_id}")
51for item in client.dataset(run.default_dataset_id).iterate_items():
52    print(item)
53
54# 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/python/docs/quick-start

Dataset Change Checker API in Python

The Apify API client for Python is the official library that allows you to use Dataset Change Checker API in Python, providing convenience functions and automatic retries on errors.

Install the apify-client

$pip install apify-client

Other API clients include:

Dataset Change Checker API in JavaScript

Dataset Change Checker API through CLI

Dataset Change Checker OpenAPI definition

Dataset Change Checker API

Supplier Catalog Price Change Audit

anthonyyrosas/supplier-catalog-price-audit

Compare supplier CSV or JSON catalogs by SKU. Find exact price changes, added/removed products and duplicate warnings. The dataset is a summary; get full SKU details from the run's key-value store record OUTPUT.

Anthony Rosas

Dataset Change Detector — Prices, Stock & Records

abdulwhab95/dataset-change-detector

Compare two JSON snapshots or Apify datasets. Export NEW, UPDATED and optional REMOVED records with field-level before/after values. Composite keys, duplicate validation, and no timestamp noise.

ABDULWAHAB NASER RASHED ALQARAWI

Review Dataset Auditor

agentworkflowlab/review-dataset-auditor

Audit review Datasets for completeness, malformed fields, duplicate IDs, and duplicate content.

Agent Workflow Lab

Dataset Diff & Change Detector

nerolabs/dataset-diff-detector

Returns what was added, removed or changed between two Apify datasets, files or Google Sheets by URL, or JSON arrays, matched by key, field by field, or since its own last run (snapshot mode). CSV/Excel diff report, named-dataset change log, webhook delivery. Agent-ready: pay per event (x402, MCP).

Adam Pearce

Dataset Diff & Change Intelligence Monitor

quanmatrix/dataset-diff-change-intelligence

Compare two Apify datasets or inline snapshots and explain added, removed, and changed records plus field-level change frequencies.

Rafael Barreto Haddad

Website Status Checker

seeb/website-status-checker

Fast and reliable bulk website status checker. Monitor uptime, detect errors, track response times, and follow redirects for hundreds of URLs. Ideal for SEO audits, API monitoring, and automation workflows with clean structured output.

Techionik

5.0

Dataset Cleaner & Deduplicator

luminous_i/dataset-cleaner-deduplicator

Clean, normalize and deduplicate any dataset: field names, whitespace, empty values, numbers, plus exact and fuzzy duplicate removal.

Steve

Duplicate Content Similarity Finder

junipr/duplicate-content-similarity-finder

Compare pages for duplicate and near-duplicate main content using normalized shingles and canonical signals.

junipr

Apify Dataset Quality Gate & Validation Integration

quanmatrix/dataset-quality-gate-integration

Validate any Apify dataset before downstream use with required-field, duplicate, null-rate and minimum-size checks, producing a structured pass/fail quality score for Actor-to-Actor workflows.

Rafael Barreto Haddad