All3 vs XBuild
Which Construction AI tool is better in 2026?
All3
AI architecture and construction robotics to triple building productivity
XBuild
AI construction estimating and proposals in under 15 minutes
Side-by-side
All3 is the more established option (raised $25M); pricing is comparable on both sides.
| Metric | All3 | XBuild |
|---|---|---|
| Taglinei | AI architecture and construction robotics to triple building productivity | AI construction estimating and proposals in under 15 minutes |
| Foundedi | 2024 | 2024 |
| HQi | London, GB | San Francisco, US |
| Employeesi | 11-50 | 11-50 |
| Neuron scorei | 55 | 58🏆 |
| Total fundingi | $25M🏆 | $19M |
| Latest roundi | Seed · Apr 2026 | Series A · Jan 2026 |
| 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 | Free trial |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for All3 and XBuild.
| Capability | All3 | XBuild |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of All3
- Has raised more capital ($25M vs $19M)
- Offers a free plan
🔵 Strengths of XBuild
- Higher Neuron score (58 vs 55)
Which should you choose?
Choose XBuild if price matters most — it starts at Free trial, which is friendlier for teams watching burn. Both AI Construction tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose All3 if you want the most established option — it has raised $25M, 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
All3 vs XBuild — which is better?
It depends on your priority. All3 has raised more capital and is the more established option; XBuild has broader feature depth. See the side-by-side table above.
Is All3 cheaper than XBuild?
No — XBuild's cheapest paid plan is Free trial, while All3's is Free.
Do All3 and XBuild offer free plans?
All3: Yes, has a free plan. XBuild: Free trial only.
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