Arize
Continuously improve AI agents with agent observability, evaluation, tracing, and experimentation.
Our verdict
Arize describes itself as Continuously improve AI agents with agent observability, evaluation, tracing, and experimentation. It offers a free tier. Public pricing lists 1 plan. We do not republish the figures until a person has checked them, so follow the pricing link for current numbers. Developer documentation is published. Our score of 7.9 out of 10 comes from a desk review against the published rubric, recorded 2026-09-01.
Pricing
- Free tierYes
- Public price listYes
We do not republish prices we have not checked by hand, because automated price extraction proved unreliable enough to mislead. The vendor’s own page has the current figures. Why we do this
View pricing on arize.comUser reviews
No one has reviewed Arize here yet. Reviews are moderated before they appear, and our own score is editorial and separate from user ratings, though once reviews land they do lift it.
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Side by side
| Tool | Our score | From | Free tier | Best for | |
|---|---|---|---|---|---|
| Arize this page | 6.7 | - | Yes | ||
| 🥇AgentWP | 7.9 | - | Yes | ||
| 🥈Phidata | 7.6 | - | Yes | ||
| 🥉AgentQL | 7.1 | - | Yes | ||
| Cognitive Calls | 7 | - | Yes | ||
| I IMAGINE | 7 | - | Yes | ||
| Simplified | 7 | - | Yes |
Questions
Is Arize free?
Yes. Arize advertises a free tier on its own site.
How much does Arize cost?
Arize publishes pricing on its own site, listing 1 plan. We deliberately do not republish prices we have not verified by hand, because automated price extraction proved unreliable enough to mislead. Use the link on this page for current figures.
Does Arize have an API or developer docs?
Yes, Arize publishes developer documentation.
How is Arize scored here?
Arize scores 7.9 out of 10. That comes from a desk review of public evidence, which is capped at 8.5 out of 10: public pricing, documentation, maintenance signals and how much we could actually verify. Affiliate relationships are excluded from scoring entirely. The full rubric is published on our methodology page.