Ambience Healthcare vs OpenEvidence
Which Healthcare AI tool is better in 2026?
Ambience Healthcare
The AI operating system for healthcare
OpenEvidence
AI medical assistant for clinicians
Side-by-side
| Ambience Healthcare | OpenEvidence | |
|---|---|---|
| Tagline | The AI operating system for healthcare | AI medical assistant for clinicians |
| Founded | 2020 | 2022 |
| HQ | San Francisco, US | San Francisco, US |
| Employees | 100-200 | 50-200 |
| Total funding | $243M | $735M |
| Latest round | Series C | Series D · Jan 2026 |
| Valuation | $1B | $12B |
| Cheapest paid plan | — | — |
| Free plan | ✗ | ✓ Free for Verified US Physicians |
| Free trial | ✗ | ✗ |
| Top tier price | Enterprise · Contact sales | — |
| Pricing summary | 1 published plans | 1 published plans |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Ambience Healthcare and OpenEvidence.
| Capability | Ambience Healthcare | OpenEvidence |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 2 (TypeScript, Python) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✓ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Ambience Healthcare
- More mature (2020)
🔵 Strengths of OpenEvidence
- Has raised more capital ($735M vs $243M)
- Higher Neuron score (60 vs 46)
- 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
Ambience Healthcare vs OpenEvidence — which is better?
It depends on your priority. Ambience Healthcare is the leaner option; OpenEvidence has broader feature depth. See the side-by-side table above.
Is Ambience Healthcare cheaper than OpenEvidence?
No — OpenEvidence's cheapest paid plan is Free, while Ambience Healthcare's is Enterprise · Contact sales.
Do Ambience Healthcare and OpenEvidence offer free plans?
Ambience Healthcare: Paid only. OpenEvidence: Yes, has a free plan.
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