You can access the OpenAPI Contract & Breaking Change Monitor 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
10# Run the Actor and wait for it to finish
11run = client.actor("quanmatrix/openapi-breaking-change-monitor").call(run_input=run_input)
12
13# Fetch and print Actor results from the run's dataset (if there are any)
14print(f"💾 Check your data here: https://console.apify.com/storage/datasets/{run.default_dataset_id}")
15for item in client.dataset(run.default_dataset_id).iterate_items():
16    print(item)
17
18# 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/python/docs/quick-start

OpenAPI Contract & Breaking Change Monitor API in Python

The Apify API client for Python is the official library that allows you to use OpenAPI Contract & Breaking Change Monitor API in Python, providing convenience functions and automatic retries on errors.

Install the apify-client

$pip install apify-client

Other API clients include:

OpenAPI Contract & Breaking Change Monitor API in JavaScript

OpenAPI Contract & Breaking Change Monitor API through CLI

OpenAPI Contract & Breaking Change Monitor OpenAPI definition

OpenAPI Contract & Breaking Change Monitor API

OpenAPI Breaking Change Monitor

silicon1235/openapi-breaking-change-monitor

Monitor public OpenAPI specs for removed paths, operations, operation IDs, and security schemes.

X L

OpenAPI Breaking Change Detector

bmiller1009/openapi-breaking-change-detector

Compare two OpenAPI/Swagger specs and identify breaking and non-breaking API contract changes between them.

Sentinel Signal

OpenAPI Change Monitor

prophed/openapi-change-monitor

Monitor OpenAPI JSON/YAML specifications and output structured breaking/non-breaking API change records.

Prophed Com

OpenAPI Spec Diff Auditor

junipr/openapi-spec-diff-auditor

Diff OpenAPI specs for breaking changes, added or removed endpoints, required parameters, response drift, and schema compatibility. by default.

junipr

OpenAPI JSON Diff - API Change Checker

fluffy_ingot/openapi-change-preflight

Compare OpenAPI 3.0/3.1 JSON before a release. Flag removed endpoints, newly required inputs and selected type or enum changes. Get HTML, CSV and JSON reports for review workflows.

yipee Gameplay

Third-Party OpenAPI Change Monitor

monema/third-party-openapi-change-monitor

Monitor public OpenAPI and Swagger specifications for structural changes. Get persistent baselines plus review-oriented records for removed operations, new required inputs, response/schema changes, and additive updates.

Maarten Vreeburg

OpenAPI Consumer Breakage Gate

quietrelay/openapi-consumer-breakage-gate

API contract monitor for OpenAPI 3.0/3.1. Catch consumer-breaking changes before release: compare an HTTPS spec to a baseline and export Dataset findings, SUMMARY, SARIF, and JUnit for CI or schedules.

quiet relay

OpenAPI Spec Drift Detector

stellar_ballet_0bu/openapi-spec-drift-detector

Compare two OpenAPI 3.0/3.1 specs (JSON or YAML) and emit per-endpoint / per-operation / per-schema change rows with a `breaking` flag. Pairs with the api-response-delta-monitor.

Nikita S

API Changelog Generator - Breaking Changes & API Diff Detection

imapp/api-changelog-generator

Detect breaking changes in your API automatically. Compare OpenAPI specs or Git commits to generate structured changelogs. Subscribe to webhook notifications for breaking change alerts.