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Overview

The Application Reliability Platform Built For Modern Engineering Teams

Checkly enables organizations to unify testing, monitoring, observability, and incident management into a coded workflow. Checkly's approach of monitoring as code enables organizations to automate & scale their testing and monitoring using LLMs or hosting provider's like Vercel like never before:

  • Reuse Playwright tests as monitors running globally
  • Configure alert channels like Slack & Email
  • Dive into traces for quick resolution
  • Build Status Pages

Enjoy a developer-first experience as you build your monitoring configuration using TS/JS contructs, our powerful CLI and API, or our Terraform and Pulumi providers.

Preview

Products

Checkly

Synthetic monitoring

Plans starting at $0

Instructions

Installation instructions

Features

Playwright-Powered End-to-End Testing: Trigger end-to-end Playwright tests and API monitoring whenever you deploy to your Vercel app, ensuring your apps remain fast, reliable, and error-free.

Monitoring as Code: Define & manage monitors using Terraform, JavaScript SDKs, or Checkly CLI. Monitoring is version-controlled and scalable alongside your application.

API & Synthetic Monitoring: Monitor APIs for uptime, performance, and correctness. Ensure they respond correctly with automated checks for latency, status codes, and expected responses.

Observability with OpenTelemetry: Gain insights into application performance by connecting Checkly with OpenTelemetry tracing, providing full visibility into failures.

Smart Alerts & Incident Management: Get instant notifications via Slack, PagerDuty, or webhooks when a failure occurs. Full context, no noise—just the data needed to resolve issues faster.

Starter Templates

Get started with Vercel and Checkly today.
A lightweight Next.js × Checkly CLI setup to get you started with unified testing, monitoring, and observability.