Reduce Downtime with 24/7 API Monitoring

Minimize incident response time with accurate and reliable alerts. Secure your app and service availability and performance with a code-first API monitoring solution. Powered by Playwright.

new ApiCheck('hello-api-1', {
  name: 'Hello API',
  activated: true,
  request: {
    method: 'GET',
    url: '',
    assertions: [
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Monitor for Performance

Checkly records the response time for each request, down to TCP, DNS and first byte times. Add assertions for maximum response time.

Monitor for Correctness

Check payloads, return codes, headers, and authentication. Dive inside JSON payloads and validate specific items.

High-Frequency Global Monitoring

Monitor your APIs every 10 seconds from over 20 global data center locations.

Setup and Teardown Scripts

Run custom Javascript before and after your API check. Sign requests, get auth tokens and clean up test data.

Import from Tools You Know

Checkly’s cUrl and Swagger API importers create fully fledged API checks with just a couple of clicks.

CI/CD Integration

Integrate your API checks in your CI/CD from pre-prod and production to ensure the reliability and availability of your apps and services at scale.

Start monitoring your API endpoints and vital site transactions.

Get started

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