Nagios XI Pricing (2026)
- Starting price
- $2595/one-time (100 nodes, Standard)
- Free trial
- Free tier + 30 days
- Deployment
- On-prem
- Best for
- Teams wanting on-prem, perpetually-licensed infrastructure monitoring with a free open-source core
Nagios XI pricing starts at $2595/one-time (100 nodes, Standard). It uses a per device model, with a free tier. The table below lists every published plan; prices are stamped with the date we last verified them against the vendor's pricing page.
| Plan | Price | Billing | Limits / notes |
|---|---|---|---|
| Nagios Core / XI Free | Free | forever | Up to 7 nodes / 100 services; self-supported |
| XI Standard 100-node | $2595/one-time | perpetual | Config wizards |
| XI Enterprise 100-node | $4690/one-time | perpetual | + SLA reports |
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Compare with Auvik pricing, PRTG Network Monitor pricing.
Is it worth it?
Nagios XI pricing starts at $2595/one-time (100 nodes, Standard). It uses a per device model, with a free tier. The table below lists every published plan; prices are stamped with the date we last verified them against the vendor's pricing page.
Pricing notes
Nagios XI is priced on a per device model, starting at $2595/one-time (100 nodes, Standard), with a free tier. Verified against the vendor pricing page as of 2026-06.
It publishes 3 plans: Nagios Core / XI Free (Up to 7 nodes / 100 services; self-supported), XI Standard 100-node (Config wizards), XI Enterprise 100-node (+ SLA reports). The table above lists exact per-unit prices and billing terms.
Frequently asked questions
- How much does Nagios XI cost?
- Nagios XI starts at $2595/one-time (100 nodes, Standard), billed on a per device basis.
- Does Nagios XI have a free trial?
- Yes — Nagios XI offers a free tier.