Armadin vs HiddenLayer
Which for Cyber Defense AI tool is better in 2026?
Armadin
Autonomous AI red-teaming for the era of AI hyperattacks
HiddenLayer
Total AI Security for the enterprise.
Side-by-side
Armadin is the more established option (raised $189.9M); pricing is comparable on both sides.
| Metric | Armadin | HiddenLayer |
|---|---|---|
| Taglinei | Autonomous AI red-teaming for the era of AI hyperattacks | Total AI Security for the enterprise. |
| Foundedi | 2025🏆 | — |
| HQi | Washington, US | US |
| Employeesi | 51-200 | 51-200🏆 |
| Neuron scorei | 66🏆 | 19 |
| Total fundingi | $189.9M🏆 | Undisclosed |
| Latest roundi | Series A · Mar 2026 | — |
| Valuationi | — | — |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✗ | ✗ |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Enterprise · Contact sales | Enterprise · Contact sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Armadin and HiddenLayer.
| Capability | Armadin | HiddenLayer |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Armadin
- Has raised more capital ($189.9M vs Undisclosed)
- Higher Neuron score (66 vs 19)
- Newer company (2025)
🔵 Strengths of HiddenLayer
- Strong in AI for Cyber Defense
Which should you choose?
Choose HiddenLayer if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI for Cyber Defense tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Armadin if you want the most established option — it has raised $189.9M, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
Armadin vs HiddenLayer — which is better?
It depends on your priority. Armadin has raised more capital and is the more established option; HiddenLayer has broader feature depth. See the side-by-side table above.
Is Armadin cheaper than HiddenLayer?
No — HiddenLayer's cheapest paid plan is Enterprise · Contact sales, while Armadin's is Enterprise · Contact sales.
Do Armadin and HiddenLayer offer free plans?
Armadin: Paid only. HiddenLayer: Paid only.
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