Physical Intelligence vs Reflection AI
Which Foundation Models AI tool is better in 2026?
Physical Intelligence
Foundation models for physical world AI
Reflection AI
America's open frontier AI lab building autonomous coding agents
Side-by-side
Reflection AI leads on both fronts — more capital raised ($2.1B) and a lower entry price than Physical Intelligence.
| Metric | Physical Intelligence | Reflection AI |
|---|---|---|
| Taglinei | Foundation models for physical world AI | America's open frontier AI lab building autonomous coding agents |
| Foundedi | 2023🏆 | 2024 |
| HQi | San Francisco, US | New York, US |
| Employeesi | 100-200 | 51-100🏆 |
| Neuron scorei | 68 | 82🏆 |
| Total fundingi | $600M | $2.1B🏆 |
| Latest roundi | Series B · Nov 2025 | Series B · Oct 2025 |
| Valuationi | $5.6B | $8B🏆 |
| Cheapest paid plani | — | Pricing not disclosed🏆 |
| Free plani | ✗ | ✗ |
| Free triali | ✗ | ✗ |
| Top tier pricei | Enterprise / Partner · Contact sales | Pricing not disclosed |
| Pricing summaryi | 1 published plans | Enterprise · Contact sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Physical Intelligence and Reflection AI.
| Capability | Physical Intelligence | Reflection AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 1 (Python) | 2 (python, typescript) |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✓ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Physical Intelligence
- More mature (2023)
- Verified profile
🔵 Strengths of Reflection AI
- Has raised more capital ($2.1B vs $600M)
- Higher Neuron score (82 vs 68)
- Newer company (2024)
Which should you choose?
Choose Reflection AI if price matters most — it starts at Enterprise · Contact sales, 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 Reflection AI if you want the most established option — it has raised $2.1B, 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
Physical Intelligence vs Reflection AI — which is better?
It depends on your priority. Physical Intelligence is the leaner option; Reflection AI is cheaper to start. See the side-by-side table above.
Is Physical Intelligence cheaper than Reflection AI?
No — Reflection AI's cheapest paid plan is Enterprise · Contact sales, while Physical Intelligence's is Enterprise · Contact sales.
Do Physical Intelligence and Reflection AI offer free plans?
Physical Intelligence: Paid only. Reflection AI: Paid only.
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