Radical AI vs Slingshot AI
Which Foundation Models AI tool is better in 2026?
Radical AI
Autonomous materials-science labs to discover new materials 50x faster
Slingshot AI
Foundation model and AI app for mental health
Side-by-side
Slingshot AI leads on both fronts — more capital raised ($93M) and a lower entry price than Radical AI.
| Metric | Radical AI | Slingshot AI |
|---|---|---|
| Taglinei | Autonomous materials-science labs to discover new materials 50x faster | Foundation model and AI app for mental health |
| Foundedi | 2023 | 2023 |
| HQi | Brooklyn, US | New York, US |
| Employeesi | 11-50 | 51-100🏆 |
| Neuron scorei | 68 | 80🏆 |
| Total fundingi | $55M | $93M🏆 |
| Latest roundi | Seed | Series A Extension · Jul 2025 |
| Valuationi | — | —🏆 |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed🏆 |
| Free plani | ✓ | ✗ |
| Free triali | ✓ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Free | Freemium |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Radical AI and Slingshot AI.
| Capability | Radical AI | Slingshot AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Radical AI
- Offers a free plan
- Offers a free trial
🔵 Strengths of Slingshot AI
- Has raised more capital ($93M vs $55M)
- Higher Neuron score (80 vs 68)
Which should you choose?
Choose Slingshot AI if price matters most — it starts at Freemium, which is friendlier for teams watching burn. Both Foundation Models tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Slingshot AI if you want the most established option — it has raised $93M, 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
Radical AI vs Slingshot AI — which is better?
It depends on your priority. Radical AI is the leaner option; Slingshot AI is cheaper to start. See the side-by-side table above.
Is Radical AI cheaper than Slingshot AI?
No — Slingshot AI's cheapest paid plan is Freemium, while Radical AI's is Free.
Do Radical AI and Slingshot AI offer free plans?
Radical AI: Yes, has a free plan. Slingshot AI: Paid only.
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