All3 vs Attentive.ai
Which Construction AI tool is better in 2026?
All3
AI architecture and construction robotics to triple building productivity
Attentive.ai
Attentive.ai, the company behind Beam AI, automates construction takeoffs using AI and
Side-by-side
Attentive.ai is the more established option (raised $30.5M); pricing is comparable on both sides.
| Metric | All3 | Attentive.ai |
|---|---|---|
| Taglinei | AI architecture and construction robotics to triple building productivity | Attentive.ai, the company behind Beam AI, automates construction takeoffs using AI and |
| Foundedi | 2024🏆 | — |
| HQi | London, GB | — |
| Employeesi | 11-50 | 11-50 |
| Neuron scorei | 55 | 66🏆 |
| Total fundingi | $25M | $30.5M🏆 |
| Latest roundi | Seed · Apr 2026 | Series B |
| 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 |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for All3 and Attentive.ai.
| Capability | All3 | Attentive.ai |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✓ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of All3
- Newer company (2024)
🔵 Strengths of Attentive.ai
- Has raised more capital ($30.5M vs $25M)
- Higher Neuron score (66 vs 55)
Which should you choose?
Choose Attentive.ai if price matters most — it starts at Free, 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 Attentive.ai if you want the most established option — it has raised $30.5M, 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 Attentive.ai — which is better?
It depends on your priority. All3 is the leaner option; Attentive.ai has broader feature depth. See the side-by-side table above.
Is All3 cheaper than Attentive.ai?
No — Attentive.ai's cheapest paid plan is Free, while All3's is Free.
Do All3 and Attentive.ai offer free plans?
All3: Yes, has a free plan. Attentive.ai: Yes, has a free plan.
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