Thinking Machines Lab vs Windsurf
Which Developer Tools AI tool is better in 2026?
Thinking Machines Lab
Frontier AI research lab building customizable, multimodal models
Windsurf
Agentic AI IDE for next-generation coding.
Side-by-side
Thinking Machines Lab leads on both fronts — more capital raised ($2B) and a lower entry price than Windsurf.
| Metric | Thinking Machines Lab | Windsurf |
|---|---|---|
| Taglinei | Frontier AI research lab building customizable, multimodal models | Agentic AI IDE for next-generation coding. |
| Foundedi | 2025 | 2021🏆 |
| HQi | San Francisco, US | Mountain View, US |
| Employeesi | 11-50 | 51-200🏆 |
| Neuron scorei | 77🏆 | 63 |
| Total fundingi | $2B🏆 | $267M |
| Latest roundi | Seed · Jul 2025 | Series C · Aug 2024 |
| Valuationi | $12B🏆 | $1.3B |
| Cheapest paid plani | Pricing not disclosed🏆 | From $15/mo |
| Free plani | ✗ | ✗ |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Usage | Freemium · From $15/mo |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Thinking Machines Lab and Windsurf.
| Capability | Thinking Machines Lab | Windsurf |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 1 (python) | — |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✓ |
🟢 Strengths of Thinking Machines Lab
- Has raised more capital ($2B vs $267M)
- Higher Neuron score (77 vs 63)
- Newer company (2025)
🔵 Strengths of Windsurf
- More mature (2021)
Which should you choose?
Choose Thinking Machines Lab if price matters most — it starts at Usage, which is friendlier for teams watching burn. Both AI Developer Tools tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Thinking Machines Lab if you want the most established option — it has raised $2B, 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.
💸 Deals
Windsurf free plan with Cascade AI
Use Windsurf's Cascade AI agent free — includes a generous monthly allotment of premium-model requests for AI pair programming.
Frequently asked questions
Thinking Machines Lab vs Windsurf — which is better?
It depends on your priority. Thinking Machines Lab has raised more capital and is the more established option; Windsurf has broader feature depth. See the side-by-side table above.
Is Thinking Machines Lab cheaper than Windsurf?
Yes — Thinking Machines Lab's cheapest paid plan is Usage, while Windsurf's is Freemium · From $15/mo.
Do Thinking Machines Lab and Windsurf offer free plans?
Thinking Machines Lab: Paid only. Windsurf: Paid only.
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