OpenEvidence vs Rhizome AI
Which Healthcare AI tool is better in 2026?
OpenEvidence
AI medical assistant for clinicians
Rhizome AI
Agent Platform for Life Sciences
Side-by-side
OpenEvidence is the more established option (raised $735M); pricing is comparable on both sides.
| Metric | OpenEvidence | Rhizome AI |
|---|---|---|
| Taglinei | AI medical assistant for clinicians | Agent Platform for Life Sciences |
| Foundedi | 2022🏆 | 2026 |
| HQi | San Francisco, US | New York, US |
| Employeesi | 50-200 | 1-10🏆 |
| Neuron scorei | 63🏆 | 48 |
| Total fundingi | $735M🏆 | $500K |
| Latest roundi | Series D · Jan 2026 | Seed · Jan 2026 |
| Valuationi | $12B🏆 | — |
| Cheapest paid plani | — | Pricing not disclosed |
| Free plani | ✗ | ✗ |
| Free triali | ✗ | ✗ |
| Top tier pricei | Enterprise · Contact sales | Pricing not disclosed |
| Pricing summaryi | 1 published plans | Enterprise · Contact sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for OpenEvidence and Rhizome AI.
| Capability | OpenEvidence | Rhizome AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 2 (TypeScript, Python) | — |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✓ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of OpenEvidence
- Has raised more capital ($735M vs $500K)
- Higher Neuron score (63 vs 48)
- More mature (2022)
- Verified profile
🔵 Strengths of Rhizome AI
- Newer company (2026)
Which should you choose?
Choose Rhizome AI if price matters most — it starts at Enterprise · Contact sales, 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
OpenEvidence vs Rhizome AI — which is better?
It depends on your priority. OpenEvidence has raised more capital and is the more established option; Rhizome AI has broader feature depth. See the side-by-side table above.
Is OpenEvidence cheaper than Rhizome AI?
No — Rhizome AI's cheapest paid plan is Enterprise · Contact sales, while OpenEvidence's is Freemium.
Do OpenEvidence and Rhizome AI offer free plans?
OpenEvidence: Paid only. Rhizome AI: Paid only.
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