a2z Radiology AI vs OpenEvidence
Which Healthcare AI tool is better in 2026?
a2z Radiology AI
An intelligence layer for medical imaging, starting with comprehensive CT triage
OpenEvidence
AI medical assistant for clinicians
Side-by-side
OpenEvidence is the more established option (raised $735M); pricing is comparable on both sides.
| Metric | a2z Radiology AI | OpenEvidence |
|---|---|---|
| Taglinei | An intelligence layer for medical imaging, starting with comprehensive CT triage | AI medical assistant for clinicians |
| Foundedi | 2024 | 2022🏆 |
| HQi | Boston, US | San Francisco, US |
| Employeesi | 1-10 | 50-200🏆 |
| Neuron scorei | 52 | 64🏆 |
| Total fundingi | $4.5M | $735M🏆 |
| Latest roundi | Seed · Dec 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 | Enterprise · Contact sales | 1 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for a2z Radiology AI and OpenEvidence.
| Capability | a2z Radiology AI | OpenEvidence |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 2 (TypeScript, Python) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of a2z Radiology AI
- Newer company (2024)
🔵 Strengths of OpenEvidence
- Has raised more capital ($735M vs $4.5M)
- Higher Neuron score (64 vs 52)
- Offers a free plan
- More mature (2022)
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
a2z Radiology AI vs OpenEvidence — which is better?
It depends on your priority. a2z Radiology AI is the leaner option; OpenEvidence has broader feature depth. See the side-by-side table above.
Is a2z Radiology AI cheaper than OpenEvidence?
No — OpenEvidence's cheapest paid plan is Free, while a2z Radiology AI's is Enterprise · Contact sales.
Do a2z Radiology AI and OpenEvidence offer free plans?
a2z Radiology AI: Paid only. OpenEvidence: Yes, has a free plan.
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