| What it does | Open-source observability and incident management platform that detects outages, pages engineers, updates status pages, and automates fixes
| Know what changed. Before it matters.
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| Stage | Established
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| Founded | 2020
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free plan includes 1 status page, 100 subscribers, unlimited manual monitors, logs/traces/metrics, and 5 business day email support. Growth plan at $22/user/month includes unlimited status pages, subscribers, on-call rotation, 5000+ integrations, and 1 business day support. Scale plan at $99/user/mo
| Free: 2 URL monitors and 100 checks per month. Starter: $4.99/month. Pro: $8.99/month. Enterprise: $59/month.
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| Key features | - Uptime monitoring with checks every 10 seconds from global locations
- Synthetic monitoring with real user flow simulation
- SSL certificate expiration monitoring
- Distributed tracing from frontend to database
- Real-time log search and tailing
- Error tracking with stack trace grouping
- OpenTelemetry-native instrumentation
| - Visual webpage diffs with side-by-side and inline HTML comparisons
- OpenAPI and Swagger specification monitoring with semantic diffs
- AI-powered change filters to reduce false positives
- Multi-region page checks from US, EU, Middle East, or Africa
- Slack, email, Telegram, and webhook alerts
- Configurable check schedules from minutes to daily
- CSS selector and region-based scoping for precise monitoring
- Email digest options combining multiple monitors into one message
- Anti-bot browser sessions for captcha-protected pages
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| What makes it different | - All-in-one platform combining 10+ tools (monitoring, incident management, status pages, on-call, logs, traces, metrics, errors) into single interface
- Fully open-source with complete code transparency and Apache 2.0 license
- AI reliability agent that automatically opens pull request fixes for incidents
- Lowest-cost observability at $0.10/GB for logs, traces, and metrics
| - Monitors HTML and OpenAPI specs with readable diffs, not just screenshots
- Email digests roll all monitor changes into a single message
- AI filters scope alerts to specific sections and ignore noise
- Multi-region checks capture localized pricing and geo-locked content
- Semantic OpenAPI diffs report breaking changes and deprecations
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 72 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 20 | 2 |
| Citation Flow (Majestic) | 43 | 22 |
| Referring domains (Majestic) | 2018 | 30 |