Harrison.ai vs OpenEvidence
Which Healthcare AI tool is better in 2026?
Harrison.ai
Global leaders in AI-powered radiology and medical imaging, unlocking infinite medical capacity for healthcare systems worldwide.
OpenEvidence
AI medical assistant for clinicians
Side-by-side
OpenEvidence is the more established option (raised $735M); pricing is comparable on both sides.
| Metric | Harrison.ai | OpenEvidence |
|---|---|---|
| Taglinei | Global leaders in AI-powered radiology and medical imaging, unlocking infinite medical capacity for healthcare systems worldwide. | AI medical assistant for clinicians |
| Foundedi | — | 2022🏆 |
| HQi | AU | San Francisco, US |
| Employeesi | 51-200🏆 | 50-200 |
| Neuron scorei | 30 | 63🏆 |
| Total fundingi | Undisclosed | $735M🏆 |
| Latest roundi | — | 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 Harrison.ai and OpenEvidence.
| Capability | Harrison.ai | OpenEvidence |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 2 (TypeScript, Python) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Harrison.ai
- Strong in AI Healthcare
🔵 Strengths of OpenEvidence
- Has raised more capital ($735M vs Undisclosed)
- Higher Neuron score (63 vs 30)
- Offers a free plan
- Newer company (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
Harrison.ai vs OpenEvidence — which is better?
It depends on your priority. Harrison.ai is the leaner option; OpenEvidence has broader feature depth. See the side-by-side table above.
Is Harrison.ai cheaper than OpenEvidence?
No — OpenEvidence's cheapest paid plan is Free, while Harrison.ai's is Enterprise · Contact sales.
Do Harrison.ai and OpenEvidence offer free plans?
Harrison.ai: Paid only. OpenEvidence: Yes, has a free plan.
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