The AI SRE observability stack at a fraction of your current costs
Free self-hosted hosting panel with websites, mail, DNS, and databases in one dashboard
Stage
Established
MVP
Founded
Not given
Not given
Based in
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Pricing model
Not given
Open source
Pricing
Free tier includes 10 monitors, 1 status page, 100,000 exceptions per month, and basic alerts. Responder licenses start at $29-34/month including unlimited phone/SMS. Telemetry bundles (Nano $25-38, Micro $100-150, Mega $210-315, Tera $420-630/month) provide logs, traces, and metrics retention. Addi
Free forever for self-install. Optional done-for-you install: $49 one-time per VPS.
Key features
eBPF-based service map with network flow visualization
OpenTelemetry-native instrumentation with no code changes
AI SRE agent for agentic root cause analysis
Smart incident merging for batch alerts
Session replay with 2x speed playback
Playwright-based transaction monitoring
Unlimited phone call alerts and SMS
SQL and drag-and-drop log querying
Custom CSS and JavaScript status pages
MCP server for LLM workflow integration
Karnak Builder drag-and-drop website builder with 40 templates in 9 categories
Unlimited domains and subdomains with per-domain PHP 8.3-8.5 pools
Complete email stack with Exim, Dovecot, SpamAssassin and Roundcube webmail
Free Let's Encrypt SSL per domain with auto-renewal
Mail deliverability scoring and DKIM/SPF/DMARC configuration
Reseller accounts and packages with enforced limits
Full API with token authentication
Automated backups and database management
Fail2ban security with SSH, web, mail and FTP jails
What makes it different
30x cheaper than Datadog with predictable pricing
Agentic AI SRE for automated incident investigation
No sampling or 80x more data ingestion for same cost
60-day money-back guarantee
Sentry-compatible at 1/6th the price
Completely free forever with no license server or recurring fees
OpenLiteSpeed with caching and per-domain PHP pools for enterprise-grade performance
Built-in drag-and-drop website builder with no additional cost or setup
KarnakPanel