Horizon3.ai vs Persona
Which for Cyber Defense AI tool is better in 2026?
Horizon3.ai
Autonomous penetration testing with NodeZero, run continuously at production scale
Persona
Persona provides flexible and secure identity verification solutions for businesses to verify real people and real businesses online.
Side-by-side
Persona is the more established option (raised $417.5M); pricing is comparable on both sides.
| Metric | Horizon3.ai | Persona |
|---|---|---|
| Taglinei | Autonomous penetration testing with NodeZero, run continuously at production scale | Persona provides flexible and secure identity verification solutions for businesses to verify real people and real businesses online. |
| Foundedi | 2019🏆 | — |
| HQi | San Francisco, United States | US |
| Employeesi | 201-500 | 201-500 |
| Neuron scorei | 72🏆 | 53 |
| Total fundingi | $178.5M | $417.5M🏆 |
| Latest roundi | Series D · Jun 2025 | Series D · Apr 2025 |
| Valuationi | — | $2B🏆 |
| 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 Horizon3.ai and Persona.
| Capability | Horizon3.ai | Persona |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 5 (JavaScript, iOS, Android, React Native…) |
| Free plan | ✗ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Horizon3.ai
- Higher Neuron score (72 vs 53)
- Offers a free trial
- Newer company (2019)
🔵 Strengths of Persona
- Has raised more capital ($417.5M vs $178.5M)
Which should you choose?
Choose Persona 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 Persona if you want the most established option — it has raised $417.5M, 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
Horizon3.ai vs Persona — which is better?
It depends on your priority. Horizon3.ai is the leaner option; Persona has broader feature depth. See the side-by-side table above.
Is Horizon3.ai cheaper than Persona?
No — Persona's cheapest paid plan is Enterprise · Contact sales, while Horizon3.ai's is Enterprise · Contact sales.
Do Horizon3.ai and Persona offer free plans?
Horizon3.ai: Free trial only. Persona: Paid only.
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