HiddenLayer vs Zenity (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Not comparable
Not comparable: HiddenLayer does not list a price
Free plan
Tie
Neither has one
Higher rating
Tie
4.2 against 4.2
Same job?
Yes
Both are Security & Compliance AI tools

Side by side

Compared on	HiddenLayer	Zenity
Our rating	4.2	4.2
Starts at	Not listed	Not listed
Free plan	No	No
Category	Security & Compliance AI	Security & Compliance AI
Plans	See pricing	See pricing
Key features	Detection of attacks against deployed models Automated response to detected threats Model scanning Coverage across the model lifecycle Enterprise deployment	Security and governance across the agent lifecycle Runtime controls rather than pre-deployment review only Visibility into what agents actually decided and did Adaptive policy from build time through to production Analyst recognition in AI agent security
Pros	Addresses a security surface conventional tooling ignores Detection and response rather than a point-in-time audit Established name in a specialised field	Runtime governance matches how autonomous agents actually fail Covers build time and runtime rather than one stage Recognised in an emerging category with few credible vendors
Cons	Pricing is not published Only relevant to organisations running their own models Evaluation practice for this category is still forming	Only relevant once agents hold real permissions Enterprise procurement with no published pricing
Company	HiddenLayer

Prices come from each vendor's pricing page, last checked 20260813. Check the vendor before you buy.

FAQ

Questions people ask

Is HiddenLayer better than Zenity?

In our reviews HiddenLayer scores 4.2 and Zenity scores 4.2. The better pick depends on the job. HiddenLayer: Security platform for defending deployed machine learning models against attack. Zenity: Security and governance for AI agents, from build time through to runtime.

Which is cheaper, HiddenLayer or Zenity?

HiddenLayer: see pricing. Zenity: see pricing.

Do HiddenLayer and Zenity have free plans?

Neither lists a free plan.

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