Checkly vs Gatus
On the evidence we track, Checkly leads this comparison with a composite score of 71/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for api monitoring. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Checkly
LeaderPlatform for monitoring web applications and APIs using synthetic testing from multiple geographic regions and private network locations. Includes public status page hosting and automated incident alerting.
Gatus
Monitors endpoint health through periodic checks and displays results on customizable public status pages with uptime tracking, incident management, and integration-based alerts.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Checkly
LeaderFree tier. Usage-based pricing for check executions, plus add-ons for additional monitors.
- FreeFree
- Uptime monitoring
- API checks
- Browser checks
- Status page
- Email and Slack alerting
- +1 more
Gatus
From $10/month with 7-day free trial on all plans. Free self-hosting option available.
- Standard$10/month, 1 status page, 30 endpoints per page
- 1 status page
- 30 endpoints maximum per status page
- 0 suites per status page
- 2 minute minimum check interval
- 14 day audit log retention
- +9 more
- Premium$20/mo
- Business$50/mo
- Enterprise$500/mo
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
- Slack
- PagerDuty
- Incident.io
- OpsGenie
- GitHub
- Telegram
Checkly
Leader- Rootly
- GitHub Actions
- GitLab CI
- Jenkins
- Vercel
- Terraform
- Pulumi
- Webhook
- Airflow
- Kubernetes
- MCP
- Prometheus
- Webhooks
Gatus
- Microsoft Teams
- Discord
- Google Chat
- Gotify
- Matrix
- Mattermost
- n8n
- Ntfy
- Gitea
- GitLab
- Messagebird
- Pushover
- AWS SES
- ilert
- Twilio
- SIGNL4
- Custom
- Teams
Checkly or Gatus: which one depends on you
A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.
Free to run, no account needed to start. How the evaluation works
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.