Fern vs Rebellions
Which Infrastructure AI tool is better in 2026?
Fern
Enabling physical AI at scale
Rebellions
Rebellions provides high-performance AI inference infrastructure, enabling efficient and scalable AI deployment for real-world applications.
Side-by-side
Rebellions is the more established option (raised $850M); pricing is comparable on both sides.
| Metric | Fern | Rebellions |
|---|---|---|
| Taglinei | Enabling physical AI at scale | Rebellions provides high-performance AI inference infrastructure, enabling efficient and scalable AI deployment for real-world applications. |
| Foundedi | 2026 | 2020🏆 |
| HQi | — | Seongnam, KR |
| Employeesi | 1-10 | 201-500🏆 |
| Neuron scorei | 47 | 71🏆 |
| Total fundingi | $500K | $850M🏆 |
| Latest roundi | Seed · Jan 2026 | Pre-IPO · Mar 2026 |
| Valuationi | — | $2.3B🏆 |
| 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 | Enterprise · Contact sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Fern and Rebellions.
| Capability | Fern | Rebellions |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 1 (Python) |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Fern
- Newer company (2026)
🔵 Strengths of Rebellions
- Has raised more capital ($850M vs $500K)
- Higher Neuron score (71 vs 47)
- More mature (2020)
Which should you choose?
Choose Rebellions if price matters most — it starts at Enterprise · Contact sales, 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 Rebellions if you want the most established option — it has raised $850M, 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
Fern vs Rebellions — which is better?
It depends on your priority. Fern is the leaner option; Rebellions has broader feature depth. See the side-by-side table above.
Is Fern cheaper than Rebellions?
No — Rebellions's cheapest paid plan is Enterprise · Contact sales, while Fern's is Pricing not listed.
Do Fern and Rebellions offer free plans?
Fern: Paid only. Rebellions: Paid only.
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