Reflection AI vs Sea AI Lab - SAIL
Which Foundation Models AI tool is better in 2026?
Reflection AI
America's open frontier AI lab building autonomous coding agents
Sea AI Lab - SAIL
Incubating the future by understanding and creating intelligence from first principles to solve challenging problems.
Side-by-side
Reflection AI leads on both fronts — more capital raised ($2.1B) and a lower entry price than Sea AI Lab - SAIL.
| Metric | Reflection AI | Sea AI Lab - SAIL |
|---|---|---|
| Taglinei | America's open frontier AI lab building autonomous coding agents | Incubating the future by understanding and creating intelligence from first principles to solve challenging problems. |
| Foundedi | 2024🏆 | — |
| HQi | New York, US | Singapore, SG |
| Employeesi | 51-100 | 51-200🏆 |
| Neuron scorei | 82🏆 | 64 |
| Total fundingi | $2.1B🏆 | Undisclosed |
| Latest roundi | Series B · Oct 2025 | — |
| Valuationi | $8B🏆 | — |
| Cheapest paid plani | Pricing not disclosed🏆 | — |
| Free plani | ✗ | ✓ Open Source Models |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | — |
| Pricing summaryi | Enterprise · Contact sales | 1 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Reflection AI and Sea AI Lab - SAIL.
| Capability | Reflection AI | Sea AI Lab - SAIL |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 2 (python, typescript) | 1 (Python) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Reflection AI
- Has raised more capital ($2.1B vs Undisclosed)
- Higher Neuron score (82 vs 64)
- Newer company (2024)
🔵 Strengths of Sea AI Lab - SAIL
- Offers a free plan
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
Reflection AI vs Sea AI Lab - SAIL — which is better?
It depends on your priority. Reflection AI 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 Reflection AI cheaper than Sea AI Lab - SAIL?
Yes — Reflection AI's cheapest paid plan is Enterprise · Contact sales, while Sea AI Lab - SAIL's is Free.
Do Reflection AI and Sea AI Lab - SAIL offer free plans?
Reflection AI: Paid only. Sea AI Lab - SAIL: Yes, has a free plan.
Explore more Foundation Models tools
Contextual paths to related AI startups, deals and rankings.