Noma Security vs Seal Security
Which for Cyber Defense AI tool is better in 2026?
Noma Security
End-to-end security for agentic AI
Seal Security
AI-powered remediation agent for open-source vulnerabilities
Side-by-side
Noma Security is the more established option (raised $132M); pricing is comparable on both sides.
| Metric | Noma Security | Seal Security |
|---|---|---|
| Taglinei | End-to-end security for agentic AI | AI-powered remediation agent for open-source vulnerabilities |
| Foundedi | 2023 | 2021🏆 |
| HQi | IL | Wilmington, US |
| Employeesi | — | 11-50🏆 |
| Neuron scorei | 90🏆 | 64 |
| Total fundingi | $132M🏆 | $13M |
| Latest roundi | Series B · Jul 2025 | Series A |
| 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 | Pricing not listed | Free |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Noma Security and Seal Security.
| Capability | Noma Security | Seal Security |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Noma Security
- Has raised more capital ($132M vs $13M)
- Higher Neuron score (90 vs 64)
- Newer company (2023)
🔵 Strengths of Seal Security
- Offers a free plan
- Offers a free trial
- More mature (2021)
Which should you choose?
Choose Seal Security if price matters most — it starts at Free, 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 Noma Security if you want the most established option — it has raised $132M, 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
Noma Security vs Seal Security — which is better?
It depends on your priority. Noma Security has raised more capital and is the more established option; Seal Security has broader feature depth. See the side-by-side table above.
Is Noma Security cheaper than Seal Security?
No — Seal Security's cheapest paid plan is Free, while Noma Security's is Pricing not listed.
Do Noma Security and Seal Security offer free plans?
Noma Security: Paid only. Seal Security: Yes, has a free plan.
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