Axiom vs Datadog Pricing (2026)

How do these two stack up on price? Here's what each one costs, what you get, and where the value sits.

Axiom Datadog
Starts at $25/mo $18/mo
Number of plans 2 3
Free plan
Free trial
Pricing model usage-based usage-based

Axiom Cloud

$25/mo
  • Always Free allowance (1 TB / 100 GB-hrs / 100 GB) included
  • Automatic volume discounts on usage beyond the allowance
  • Configurable retention
  • Self-serve enterprise add-ons (SSO, RBAC, Directory Sync, Audit Logs)
  • Compute credit pre-purchase for deeper discounts
  • All integrations
  • Email support (paid SLA + dedicated available)

Personal

$0/mo
  • 500 GB/mo data loading
  • 10 GB-hours query compute
  • 25 GB storage
  • 30-day retention
  • Full APL access
  • All integrations
  • Community support

Free

$0/mo

Pro

$18/mo

Enterprise

$27/mo

Axiom vs Datadog FAQ

Which one is cheaper?
Datadog is the cheaper option, starting at $18/mo vs $25/mo for Axiom.
Can I use either one for free?
Both offer free plans, so you can try each without paying. Start with whichever fits your workflow better and upgrade when you hit the limits.
How do they charge?
Both use a usage-based model, so the comparison is straightforward — it comes down to features and limits at each price point.
Which one is a better deal?
Depends on what you need. Axiom: They're positioning as a cost-efficient alternative to Datadog and Splunk — usage-based with no seat tax is a deliberate shot at log management incumbents that charge per user on top of ingestion. They're going after cost-conscious engineering teams burned by unpredictable observability bills. Datadog: At $18-27/host, Datadog sits firmly in the premium tier of observability — more expensive than open-source stacks like Grafana + Prometheus, and pricier than New Relic's per-user model for many team sizes. They're not chasing budget buyers; they're targeting mid-market and enterprise engineering orgs that want a single pane of glass and are willing to pay for it.

Keep tabs on both.

We'll monitor pricing changes for Axiom and Datadog and let you know when something moves.

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