AgentMail vs d-Matrix
Which Infrastructure AI tool is better in 2026?
AgentMail
Email Inboxes for AI Agents
d-Matrix
Digital in-memory compute (DIMC) chiplet-based hardware purpose-built for AI inference in the
Side-by-side
d-Matrix is the more established option (raised $385M); pricing is comparable on both sides.
| Metric | AgentMail | d-Matrix |
|---|---|---|
| Taglinei | Email Inboxes for AI Agents | Digital in-memory compute (DIMC) chiplet-based hardware purpose-built for AI inference in the |
| Foundedi | 2025🏆 | — |
| HQi | San Francisco, US | — |
| Employeesi | 1-10 | 11-50🏆 |
| Neuron scorei | 52 | 76🏆 |
| Total fundingi | $6.5M | $385M🏆 |
| Latest roundi | Seed · Mar 2026 | Series B |
| 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 AgentMail and d-Matrix.
| Capability | AgentMail | d-Matrix |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of AgentMail
- Newer company (2025)
🔵 Strengths of d-Matrix
- Has raised more capital ($385M vs $6.5M)
- Higher Neuron score (76 vs 52)
- Offers a free plan
- Offers a free trial
Which should you choose?
Choose d-Matrix 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 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
AgentMail vs d-Matrix — which is better?
It depends on your priority. AgentMail is the leaner option; d-Matrix has broader feature depth. See the side-by-side table above.
Is AgentMail cheaper than d-Matrix?
No — d-Matrix's cheapest paid plan is Free, while AgentMail's is Pricing not listed.
Do AgentMail and d-Matrix offer free plans?
AgentMail: Paid only. d-Matrix: Yes, has a free plan.
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