Pricing and Usage

Compare Arize AX plans, usage limits, and features across Free, Pro, and Enterprise.

Arize AX offers three plans so you can start for free and scale as your usage grows. This page summarizes what’s included in each plan, the usage limits, and the features available at each tier.

Plans

AX Free

Free

For builders getting started with observability and evals.

AX Pro

$50/month

For AI-native teams that need higher limits and longer retention. Startup pricing available.

AX Enterprise

Custom

For scaled AI use cases that need dedicated support, security compliance, and self-hosting.

Usage limits

Pricing and limits are subject to change.

	AX Free	AX Pro	AX Enterprise
Price	Free	$50/month	Custom
Deployment	SaaS	SaaS	SaaS or Self-Hosted
Span volume / month	25k	50k	Custom
Storage	1 GB	10 GB	Custom
Retention	15 days	30 days	Custom
Projects	—	—	Custom
Users	Unlimited	Unlimited	Unlimited
Evaluations	Unlimited	Unlimited	Unlimited
Experiments	Unlimited	Unlimited	Unlimited
Human annotations	Unlimited	Unlimited	Unlimited
Labeling queues	Unlimited	Unlimited	Unlimited
Managed agents	—	—	Alyx

Extended data retention

Eligible AX Pro users can add 13-month data retention without changing to a different base plan. The option is available from the time-range selector when viewing data and from the Plans & Usage page.

The add-on extends how far back your retained AX data can be accessed. Availability and plan entitlements may vary by account; check the purchase flow in your workspace for the options available to you.

Feature comparison

Observability

	AX Free	AX Pro	AX Enterprise
OpenTelemetry compliant	✓	✓	✓
Token, latency, and cost tracking	✓	✓	✓
Session support	✓	✓	✓
Multi-modal tracing support (image, voice, pdf)	✓	✓	✓
Custom dashboards	✓	✓	✓
Custom metrics	✓	✓	✓
Custom monitors	✓	✓	✓
Custom views on traces	✓	✓	✓
Signal: automatically find failure modes in your agents	—	—	Unlimited
Signal: automatically create PRs to fix your agents	—	—	Unlimited
Datalake sync with ADB Data Fabric	—	—	✓
Agent trajectory visualizations (path and graph)	✓	✓	✓

Evaluation

	AX Free	AX Pro	AX Enterprise
Online evals on traces/spans	Unlimited	Unlimited	Unlimited
Offline evals on datasets & experiments	Unlimited	Unlimited	Unlimited
Align evaluators	✓	✓	✓
Trace Evals: Evaluate agent trajectories	✓	✓	✓
Session Evals: Evaluate multi-turn conversations	✓	✓	✓
Multi-modal evaluation (image, voice, pdf)	✓	✓	✓
Human annotations and feedback	✓	✓	✓
Labeling queues	✓	✓	✓
Custom code evaluators	—	—	✓
Agent as a judge	—	—	✓

Experimentation

	AX Free	AX Pro	AX Enterprise
Playgrounds	Unlimited	Unlimited	Unlimited
Datasets	Unlimited	Unlimited	Unlimited
Experiments	Unlimited	Unlimited	Unlimited
Prompts	Unlimited	Unlimited	Unlimited
Agent Experimentation: Run your agent in playground	✓	✓	✓
Prompt serving and versioning	✓	✓	✓
Trace replay in playground	✓	✓	✓
Multi-prompt comparison	✓	✓	✓
Prompt Learning (PL) optimization	✓	✓	✓

Agent swarms

	AX Free	AX Pro	AX Enterprise
Orchestrate sandboxed managed debugging agents	—	—	✓
Swarm observability across managed and third-party agents	—	—	✓
Always-on issue detection with Signal	—	—	✓
Agent as a judge	—	—	✓

Security

	AX Free	AX Pro	AX Enterprise
GDPR	—	✓	✓
Service accounts	✓	✓	✓
Data region	US/EU/CA	US/EU/CA	US/EU/CA
SOC2 Type II	—	✓	✓
Self-hosted deployments	—	—	✓
Enterprise SSO	—	—	✓
Audit logs	—	—	✓
HIPAA	—	—	✓
Organization and space RBAC	1 Space	1 org, multiple spaces	Multiple orgs, multiple spaces

Support

	AX Free	AX Pro	AX Enterprise
Troubleshooting support	Community	Email	Dedicated
SLAs	—	Standard	Custom
Onboarding kickoffs	—	—	✓
Industry education workshops	—	—	✓
Invites to exclusive events	—	—	✓
Arize Customer Advisory Board	—	—	Exclusive invite

Startup program

Arize offers discounted startup pricing to help early-stage teams trace, evaluate, and iterate on their LLM applications. Eligibility is determined through a separate application process — book a demo to learn more.

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