Physical Intelligence vs Sea AI Lab - SAIL
Which Foundation Models AI tool is better in 2026?
Physical Intelligence
Foundation models for physical world AI
Sea AI Lab - SAIL
Incubating the future by understanding and creating intelligence from first principles to solve challenging problems.
Side-by-side
Physical Intelligence is the more established option (raised $600M); pricing is comparable on both sides.
| Metric | Physical Intelligence | Sea AI Lab - SAIL |
|---|---|---|
| Taglinei | Foundation models for physical world AI | Incubating the future by understanding and creating intelligence from first principles to solve challenging problems. |
| Foundedi | 2023🏆 | — |
| HQi | San Francisco, US | Singapore, SG |
| Employeesi | 100-200 | 51-200🏆 |
| Neuron scorei | 67🏆 | 36 |
| Total fundingi | $600M🏆 | Undisclosed |
| Latest roundi | Series B · Nov 2025 | — |
| Valuationi | $5.6B🏆 | — |
| Cheapest paid plani | — | — |
| Free plani | ✗ | ✓ Open Source Models |
| Free triali | ✗ | ✗ |
| Top tier pricei | Enterprise · Contact sales | — |
| Pricing summaryi | 1 published plans | 1 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Physical Intelligence and Sea AI Lab - SAIL.
| Capability | Physical Intelligence | Sea AI Lab - SAIL |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 1 (Python) | 1 (Python) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✓ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Physical Intelligence
- Has raised more capital ($600M vs Undisclosed)
- Higher Neuron score (67 vs 36)
- Newer company (2023)
- Verified profile
🔵 Strengths of Sea AI Lab - SAIL
- Offers a free plan
Which should you choose?
Choose Sea AI Lab - SAIL 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 Physical Intelligence if you want the most established option — it has raised $600M, 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 Sea AI Lab - SAIL — which is better?
It depends on your priority. Physical Intelligence has raised more capital and is the more established option; Sea AI Lab - SAIL has broader feature depth. See the side-by-side table above.
Is Physical Intelligence cheaper than Sea AI Lab - SAIL?
No — Sea AI Lab - SAIL's cheapest paid plan is Free, while Physical Intelligence's is Enterprise · Contact sales.
Do Physical Intelligence and Sea AI Lab - SAIL offer free plans?
Physical Intelligence: Paid only. Sea AI Lab - SAIL: Yes, has a free plan.
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