Castelion vs EdgeCortix
Which Aerospace AI tool is better in 2026?
Castelion
Mass-producing affordable hypersonic weapons for defense
EdgeCortix
Energy-efficient AI processors purpose-built for edge generative AI
Side-by-side
Castelion is the more established option (raised $1.2B); pricing is comparable on both sides.
| Metric | Castelion | EdgeCortix |
|---|---|---|
| Taglinei | Mass-producing affordable hypersonic weapons for defense | Energy-efficient AI processors purpose-built for edge generative AI |
| Foundedi | 2022 | 2019🏆 |
| HQi | El Segundo, US | JP |
| Employeesi | 201-500 | 51-200🏆 |
| Neuron scorei | 71🏆 | 41 |
| Total fundingi | $1.2B🏆 | $110M |
| Latest roundi | series-c · Aug 2026 | Series B · Nov 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 Castelion and EdgeCortix.
| Capability | Castelion | EdgeCortix |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Castelion
- Has raised more capital ($1.2B vs $110M)
- Higher Neuron score (71 vs 41)
- Newer company (2022)
🔵 Strengths of EdgeCortix
- More mature (2019)
Which should you choose?
Choose EdgeCortix if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Aerospace tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Castelion if you want the most established option — it has raised $1.2B, 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
Castelion vs EdgeCortix — which is better?
It depends on your priority. Castelion has raised more capital and is the more established option; EdgeCortix has broader feature depth. See the side-by-side table above.
Is Castelion cheaper than EdgeCortix?
No — EdgeCortix's cheapest paid plan is Enterprise · Contact sales, while Castelion's is Enterprise · Contact sales.
Do Castelion and EdgeCortix offer free plans?
Castelion: Paid only. EdgeCortix: Paid only.
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