Celestial AI vs Neysa
Which Infrastructure AI tool is better in 2026?
Celestial AI
Photonic Fabric optical interconnect for AI infrastructure
Neysa
India-based AI cloud platform offering GPU-as-a-service for training, fine-tuning, and
Side-by-side
Neysa is the more established option (raised $650M); pricing is comparable on both sides.
| Metric | Celestial AI | Neysa |
|---|---|---|
| Taglinei | Photonic Fabric optical interconnect for AI infrastructure | India-based AI cloud platform offering GPU-as-a-service for training, fine-tuning, and |
| Foundedi | 2020🏆 | 2023 |
| HQi | Santa Clara, United States | — |
| Employeesi | — | 11-50🏆 |
| Neuron scorei | 77🏆 | 55 |
| Total fundingi | $515M | $650M🏆 |
| Latest roundi | Series C1 · Mar 2025 | Series B · Feb 2026 |
| Valuationi | — | $1.4B🏆 |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✗ | ✓ |
| Free triali | ✗ | ✓ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Custom | Free |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Celestial AI and Neysa.
| Capability | Celestial AI | Neysa |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Celestial AI
- Higher Neuron score (77 vs 55)
- More mature (2020)
🔵 Strengths of Neysa
- Has raised more capital ($650M vs $515M)
- Offers a free plan
- Offers a free trial
- Newer company (2023)
Which should you choose?
Choose Neysa if price matters most — it starts at Free, which is friendlier for teams watching burn. Both AI Infrastructure tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Neysa if you want the most established option — it has raised $650M, 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
Celestial AI vs Neysa — which is better?
It depends on your priority. Celestial AI is the leaner option; Neysa has broader feature depth. See the side-by-side table above.
Is Celestial AI cheaper than Neysa?
No — Neysa's cheapest paid plan is Free, while Celestial AI's is Custom.
Do Celestial AI and Neysa offer free plans?
Celestial AI: Paid only. Neysa: Yes, has a free plan.
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