21st vs Raspberry AI
Which Design AI tool is better in 2026?
21st
Infrastructure and UI building blocks for the agentic internet
Raspberry AI
Side-by-side
Raspberry AI is the more established option (raised $32M); pricing is comparable on both sides.
| Metric | 21st | Raspberry AI |
|---|---|---|
| Taglinei | Infrastructure and UI building blocks for the agentic internet | — |
| Foundedi | 2026 | 2022🏆 |
| HQi | San Francisco, US | — |
| Employeesi | 1-10 | 11-50🏆 |
| Neuron scorei | 44 | 73🏆 |
| Total fundingi | $500K | $32M🏆 |
| Latest roundi | Seed · Jan 2026 | Series A |
| 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 | Pricing not listed | Free |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for 21st and Raspberry AI.
| Capability | 21st | Raspberry AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of 21st
- Newer company (2026)
🔵 Strengths of Raspberry AI
- Has raised more capital ($32M vs $500K)
- Higher Neuron score (73 vs 44)
- Offers a free plan
- Offers a free trial
Which should you choose?
Choose Raspberry AI if price matters most — it starts at Free, 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 Raspberry AI if you want the most established option — it has raised $32M, 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
21st vs Raspberry AI — which is better?
It depends on your priority. 21st is the leaner option; Raspberry AI has broader feature depth. See the side-by-side table above.
Is 21st cheaper than Raspberry AI?
No — Raspberry AI's cheapest paid plan is Free, while 21st's is Pricing not listed.
Do 21st and Raspberry AI offer free plans?
21st: Paid only. Raspberry AI: Yes, has a free plan.
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