Endra vs OpenProse
Which Design AI tool is better in 2026?
Endra
AI that automates mechanical, electrical, and plumbing design for buildings
OpenProse
A natural language agent framework: write the future into existence
Side-by-side
Endra is the more established option (raised $20M); pricing is comparable on both sides.
| Metric | Endra | OpenProse |
|---|---|---|
| Taglinei | AI that automates mechanical, electrical, and plumbing design for buildings | A natural language agent framework: write the future into existence |
| Foundedi | 2024🏆 | 2026 |
| HQi | Stockholm, SE | San Francisco, US |
| Employeesi | 11-50 | 1-10🏆 |
| Neuron scorei | 56🏆 | 50 |
| Total fundingi | $20M🏆 | $500K |
| Latest roundi | Seed · Dec 2025 | Seed · 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 | Pricing not listed |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Endra and OpenProse.
| Capability | Endra | OpenProse |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Endra
- Has raised more capital ($20M vs $500K)
- Higher Neuron score (56 vs 50)
- Offers a free plan
- Offers a free trial
🔵 Strengths of OpenProse
- Newer company (2026)
Which should you choose?
Choose OpenProse if price matters most — it starts at Pricing not listed, which is friendlier for teams watching burn. Both AI Design tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Endra if you want the most established option — it has raised $20M, 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
Endra vs OpenProse — which is better?
It depends on your priority. Endra has raised more capital and is the more established option; OpenProse has broader feature depth. See the side-by-side table above.
Is Endra cheaper than OpenProse?
No — OpenProse's cheapest paid plan is Pricing not listed, while Endra's is Free.
Do Endra and OpenProse offer free plans?
Endra: Yes, has a free plan. OpenProse: Paid only.
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