Delfina vs OpenEvidence
Which Healthcare AI tool is better in 2026?
Delfina
AI-powered pregnancy care to reduce maternal risk
OpenEvidence
AI medical assistant for clinicians
Side-by-side
OpenEvidence is the more established option (raised $735M); pricing is comparable on both sides.
| Metric | Delfina | OpenEvidence |
|---|---|---|
| Taglinei | AI-powered pregnancy care to reduce maternal risk | AI medical assistant for clinicians |
| Foundedi | 2021🏆 | 2022 |
| HQi | San Francisco, United States | San Francisco, US |
| Employeesi | — | 50-200🏆 |
| Neuron scorei | 70🏆 | 63 |
| Total fundingi | $22.3M | $735M🏆 |
| Latest roundi | Series A · Jan 2025 | Series D · Jan 2026 |
| Valuationi | — | $12B🏆 |
| Cheapest paid plani | Pricing not disclosed | — |
| Free plani | ✗ | ✓ Free for Verified US Physicians |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | — |
| Pricing summaryi | Custom | 1 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Delfina and OpenEvidence.
| Capability | Delfina | OpenEvidence |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 2 (TypeScript, Python) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Delfina
- Higher Neuron score (70 vs 63)
- More mature (2021)
🔵 Strengths of OpenEvidence
- Has raised more capital ($735M vs $22.3M)
- Offers a free plan
- Newer company (2022)
- Verified profile
Which should you choose?
Choose OpenEvidence if price matters most — it starts at Free, which is friendlier for teams watching burn. Both AI Healthcare tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose OpenEvidence if you want the most established option — it has raised $735M, 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
Delfina vs OpenEvidence — which is better?
It depends on your priority. Delfina is the leaner option; OpenEvidence has broader feature depth. See the side-by-side table above.
Is Delfina cheaper than OpenEvidence?
No — OpenEvidence's cheapest paid plan is Free, while Delfina's is Custom.
Do Delfina and OpenEvidence offer free plans?
Delfina: Paid only. OpenEvidence: Yes, has a free plan.
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