Arize AI vs Zenity: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Arize AI and Zenity side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Arize AI leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Arize AI
The AI & Agent Engineering Platform for LLM observability, evaluation, and development.
Best for you if:
- • You want a free tier before you commit
Zenity
Unified security for enterprise AI agents and copilots
Best for you if:
- • You want provides comprehensive visibility into AI agent activity, ownership, and permissions
| At a Glance | Arize AI | Zenity |
|---|---|---|
Starts at | Free plan, paid from $50/mo, billed monthly AX Pro plan | Not published |
Category | AI Observability AI Agents | AI Agents Security |
Rating | 4.3/5 G2 4.3 48 reviews | n/a |
Free plan | Yes | No |
Watch out for | Self-hosting is an Enterprise add-on | n/a |
Choose Arize AI or Zenity?
Choose Arize AI if
- You want a free tier before you commit
- You want provides a comprehensive, unified platform for the entire AI lifecycle from development to production
- You want offers advanced evaluation capabilities like LLM-as-a-Judge and human annotation for robust AI
- You work in AI observability, not AI agents
Choose Zenity if
- You want provides comprehensive visibility into AI agent activity, ownership, and permissions
- You want enables proactive prevention of security risks before agents are deployed or executed
- You work in AI agents, not AI observability
In-Depth Analysis
Arize AI
The AI & Agent Engineering Platform for LLM observability, evaluation, and development.
Arize AI offers a generous free tier (AX Free) and an open-source option (Phoenix), making it highly accessible for individual developers and small teams.
Watch out
Self-hosting is an Enterprise add-on
Strengths
- Pro: Provides a comprehensive, unified platform for the entire AI lifecycle from development to production.
- Pro: Offers advanced evaluation capabilities like LLM-as-a-Judge and human annotation for robust AI.
- Pro: Built on open standards and open-source components, promoting transparency and flexibility.
- Pro: Includes an AI assistant (Alyx) to aid in debugging and accelerate development.
- Pro: Scalable for enterprise use with features like custom data limits, SOC2, and HIPAA compliance.
Weaknesses
- Con: The complexity of features might have a learning curve for new users.
- Con: Pricing for higher tiers is custom, which may require direct engagement with sales.
- Con: Specific limitations on trace spans and ingestion volume for free and lower-paid tiers.
Key features
Zenity
Unified security for enterprise AI agents and copilots
Strengths
- Pro: Provides comprehensive visibility into AI agent activity, ownership, and permissions.
- Pro: Enables proactive prevention of security risks before agents are deployed or executed.
- Pro: Offers real-time detection and response to stop unsafe AI agent actions.
- Pro: Supports responsible AI adoption by providing consistent governance across diverse environments.
- Pro: Correlates agent behavior with context for actionable threat signals and faster incident mitigation.
Weaknesses
- Con: Requires integration into existing enterprise AI ecosystems, which may involve setup time.
- Con: Focuses specifically on AI agent security, not general enterprise security.
Key features
Plans and prices: Arize AI vs Zenity
| Tool | Plans and prices | Source |
|---|---|---|
| Arize AI |
| arize.com/pricing read Nov 2, 2026 |
| Zenity |
| zenity.io read Oct 5, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Arize AI pricing and Zenity pricing.
Key Takeaways
Arize AI
- Has a free plan
Zenity
- Choose if you want unified security for enterprise AI agents and copilots
What the data shows
On the data below, Arize AI leads on a free plan. We do not name an overall winner for this pair.
- Only Arize AI has a published user rating (4.3/5 from 48 reviews); Zenity has none we can show.
- Arize AI starts at $50/mo, billed monthly; Zenity has no public paid plan price on file.
- Only Arize AI has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Arize AI and Zenity compare in 2026?
On the data below, Arize AI leads on a free plan. We do not name an overall winner for this pair. Only Arize AI has a published user rating (4.3/5 from 48 reviews); Zenity has none we can show. Arize AI starts at $50/mo, billed monthly; Zenity has no public paid plan price on file. Only Arize AI has a free plan.
What are Arize AI and Zenity used for?
Arize AI: The AI & Agent Engineering Platform for LLM observability, evaluation, and development. Zenity: Unified security for enterprise AI agents and copilots.
What does Arize AI cost vs Zenity?
Arize AI's cheapest paid plan is AX Pro at $50/mo, billed monthly; it also has a free plan. Zenity has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Nov 2, 2026.
What's the main difference between Arize AI and Zenity?
Arize AI's main strength: provides a comprehensive, unified platform for the entire AI lifecycle from development to production. Zenity's main strength: provides comprehensive visibility into AI agent activity, ownership, and permissions.