OpenNMS pricing starts at $6000/yr (~$500.00/mo equiv) for the Basic plan. 5 tiers total. No monthly-only billing option.
Page fetched 2026-05-09 · opennms.com · Annual-only tier subscription
www.opennms.com/pricing/
OpenNMS pricing
Basic
$6000/yr
~$500/mo equivStandard
$12000/yr
~$1000/mo equivEssential
$49000/yr
~$4083/mo equivPremier
$66000/yr
~$5500/mo equivPremier+
Contact sales
See your real cost on each plan
Adjust seats to compare OpenNMS plans side-by-side and check the annual break-even.
Basic
$500/mo · $500/mo billed annually$500/mo
Standard
$1,000/mo · $1,000/mo billed annually$1,000/mo
Essential
$4,083/mo · $4,083/mo billed annually$4,083/mo
Premier
$5,500/mo · $5,500/mo billed annually$5,500/mo
OpenNMS pricing FAQ
OpenNMS pricing starts at $6,000/yr for the Basic plan; paid plans up to $66,000/yr. Billed annually.
OpenNMS's cheapest business-usable plan is Basic at $500/mo. Lowest priced tier offering a full subscription, suitable for small businesses..
OpenNMS does not advertise a free tier on its public pricing page as of 2026-05-06. A free trial may be available on request.
Not currently — OpenNMS's public pricing page routes every advertised plan to a sales contact form.
xpay scored OpenNMS as sales-gated: every advertised plan routes to a sales contact form. OpenNMS publishes a pricing page with 4 discoverable plan tier(s). No per-unit price was found on the page; an agent has no direct way to estimate the cost of a single task. All advertised paths route to a sales conversation rather than a self-serve checkout. No public API documentation URL was discovered. For the full purchase simulation see the linked Agent-Ready Index scorecard.
In the Network Monitoring category, xpay's Agent-Ready Index lists alternatives ranked by their ability to support AI agent purchase. Visit the agent-readiness scorecard for OpenNMS to compare with 3 nearest peers.
Top OpenNMS alternatives by pricing transparency
Can an AI agent buy from OpenNMS?
19
/ 100 in xpay's Agent-Ready SaaS IndexOpenNMS scores 19/100 on xpay's Agent-Ready Index v2: partial pricing visibility.
See the full scorecardIncludes the 6-step agent purchase simulation, score breakdown across 7 dimensions, and the one-line fix that would lift OpenNMS into the Agent-Ready Verified band.At a glance
Not advertised
Annual only
$6000/yr (~$500/mo)
No
5
Annual-only tier subscription
Most agent-ready
OpenNMS pricing summary derived from a live read of https://www.opennms.com/pricing/ on 2026-05-06. For the agent-readiness assessment — including the 6-step purchase simulation and a per-dimension scorecard — see xpay's Agent-Ready SaaS Index entry for OpenNMS.
Explore SaaS pricing across categories
25,480+ SaaS scored on agent-buyability — browse by readiness band, category, or jump straight to a pay-per-run tool on xpay.tools.