HiddenLayer vs Lumia Security
Which Governance AI tool is better in 2026?
HiddenLayer
Total AI Security for the enterprise.
Lumia Security
Governance and control for enterprise AI agents
Side-by-side
Lumia Security is the more established option (raised $18M); pricing is comparable on both sides.
| Metric | HiddenLayer | Lumia Security |
|---|---|---|
| Taglinei | Total AI Security for the enterprise. | Governance and control for enterprise AI agents |
| Foundedi | — | 2025🏆 |
| HQi | US | New York, US |
| Employeesi | — | 11-50🏆 |
| Neuron scorei | 60 | 65🏆 |
| Total fundingi | Undisclosed | $18M🏆 |
| Latest roundi | — | Seed · Dec 2025 |
| 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 HiddenLayer and Lumia Security.
| Capability | HiddenLayer | Lumia Security |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of HiddenLayer
- Strong in AI Governance
🔵 Strengths of Lumia Security
- Has raised more capital ($18M vs Undisclosed)
- Higher Neuron score (65 vs 60)
- Newer company (2025)
Which should you choose?
Choose Lumia Security if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Governance tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Lumia Security if you want the most established option — it has raised $18M, 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
HiddenLayer vs Lumia Security — which is better?
It depends on your priority. HiddenLayer is the leaner option; Lumia Security has broader feature depth. See the side-by-side table above.
Is HiddenLayer cheaper than Lumia Security?
No — Lumia Security's cheapest paid plan is Enterprise · Contact sales, while HiddenLayer's is Enterprise · Contact sales.
Do HiddenLayer and Lumia Security offer free plans?
HiddenLayer: Paid only. Lumia Security: Paid only.
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