d-Matrix vs RadixArk
Which Infrastructure AI tool is better in 2026?
d-Matrix
Digital in-memory compute (DIMC) chiplet-based hardware purpose-built for AI inference in the
RadixArk
Open infrastructure for frontier AI, built on SGLang
Side-by-side
d-Matrix is the more established option (raised $385M); pricing is comparable on both sides.
| Metric | d-Matrix | RadixArk |
|---|---|---|
| Taglinei | Digital in-memory compute (DIMC) chiplet-based hardware purpose-built for AI inference in the | Open infrastructure for frontier AI, built on SGLang |
| Foundedi | — | 2025🏆 |
| HQi | — | San Francisco, US |
| Employeesi | 11-50🏆 | 1-10 |
| Neuron scorei | 76🏆 | 56 |
| Total fundingi | $385M🏆 | $100M |
| Latest roundi | Series B | Seed · May 2026 |
| Valuationi | — | $400M🏆 |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✓ | ✓ |
| Free triali | ✓ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Free | Open source |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for d-Matrix and RadixArk.
| Capability | d-Matrix | RadixArk |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✓ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of d-Matrix
- Has raised more capital ($385M vs $100M)
- Higher Neuron score (76 vs 56)
- Offers a free trial
🔵 Strengths of RadixArk
- Newer company (2025)
Which should you choose?
Choose RadixArk if price matters most — it starts at Open source, 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 d-Matrix if you want the most established option — it has raised $385M, 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
d-Matrix vs RadixArk — which is better?
It depends on your priority. d-Matrix has raised more capital and is the more established option; RadixArk has broader feature depth. See the side-by-side table above.
Is d-Matrix cheaper than RadixArk?
No — RadixArk's cheapest paid plan is Open source, while d-Matrix's is Free.
Do d-Matrix and RadixArk offer free plans?
d-Matrix: Yes, has a free plan. RadixArk: Yes, has a free plan.
Explore more AI Infrastructure tools
Contextual paths to related AI startups, deals and rankings.