Is Datadog free? What it actually costs in 2026
No free tier. It is a paid product.
Per-host and per-feature billing that scales quickly: infrastructure monitoring starts around $15–23 per host/month, APM and log management are billed on top (logs per-GB ingested and per-million events retained), and custom metrics add further cost — large fleets routinely see five- and six-figure annual bills.
When paying is still the right call
One integrated pane for metrics, logs, traces, APM, and security — with turnkey setup, managed scaling, and vendor support — is genuinely unmatched. If you would rather pay than run and maintain your own observability stack, or you lack the platform team to operate one, Datadog earns its price for many organizations.
What you are locked into
Proprietary agents, proprietary query languages, and per-host/per-feature pricing mean both your cost and your data gravity grow with your fleet — the more you instrument, the harder and more expensive it is to leave.
If you would rather not pay: Grafana + Prometheus
Grafana + Prometheus
The open-source observability standard.
Free / self-host
See all 4 Datadog alternatives comparedCompare the free options head-to-head
Pricing is verified against the vendor's published figures and dated above. Vendors change prices — confirm current numbers with Datadog before you commit. More observability & monitoring decisions on Macrostack.