HelloStack
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Delightful Active Monitoring for Developers

Starting price
$24/mo
Pricing
Free plan
Social media
@checklyHQ

About Checkly

Checkly is an API and end-to-end monitoring platform built for developers and engineering teams who need programmable testing, monitoring, and observability to ensure application reliability. It serves modern stacks by letting you define monitors in JavaScript/TypeScript and deploy them alongside your code via CI/CD.

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Key Features

In practice, teams adopt a code-first workflow that ties tests, monitors, and alerts to their codebase and CI/CD, with global coverage from multiple locations:

Monitoring as Code

Programmable monitoring, tests, and configurations defined in JavaScript/TypeScript that can be versioned and deployed via CI/CD pipelines.

Synthetic Monitoring

End-to-end uptime and performance checks built on Playwright, testable in CI/CD and across 20+ locations.

Alerts & Status Pages

Automated notifications to channels (SMS, Slack) and live status pages to communicate incidents.

Traces & Observability

Distributed tracing to diagnose root causes and provide context for failures.

Summary

Best for developers, SREs, and QA engineers who want to write monitors in JS/TS and deploy them through CI/CD to keep modern stacks reliable.

Plans and prices as listed on checklyhq.com as of Sep 24, 2026.

Hobby

$0 / per month

  • 10 Uptime Monitors
  • Maximum Frequency: 2 Min.
  • 6 Locations
  • 1,000 Browser Checks per month
  • 10,000 API Checks per month
  • Email, Slack, Webhooks for Alerting

Starter

$24 / per month

  • 50 Uptime Monitors
  • Maximum Frequency: 1 Min.
  • 6 Locations
  • 3,000 Browser Checks per month
  • 25,000 API Checks per month
  • Email, Slack, SMS, Webhooks for Alerting

Team

$64 / per month

  • 75 Uptime Monitors
  • Maximum Frequency: 30 Sec.
  • 22 Locations
  • 12,000 Browser Checks per month
  • 100,000 API Checks per month
  • All Alerting Channels

Enterprise

Custom / Not specified

  • Custom Uptime Monitors
  • Maximum Frequency: 1 Sec.
  • 22 Locations
  • Custom Browser Checks
  • Custom API Checks
  • All Alerting Channels

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