Quo vs Retell AI
Which Customer Support AI tool is better in 2026?
Quo
AI-driven business phone and front office for growing teams
Retell AI
Hire your AI call center for sales, support, and appointment scheduling
Side-by-side
Quo leads on both fronts — more capital raised ($161M) and a lower entry price than Retell AI.
| Metric | Quo | Retell AI |
|---|---|---|
| Taglinei | AI-driven business phone and front office for growing teams | Hire your AI call center for sales, support, and appointment scheduling |
| Foundedi | 2018🏆 | 2023 |
| HQi | San Francisco, United States | US |
| Employeesi | — | 1-10🏆 |
| Neuron scorei | 75🏆 | 60 |
| Total fundingi | $161M🏆 | Undisclosed |
| Latest roundi | Growth · Sep 2025 | Seed |
| Valuationi | — | — |
| Cheapest paid plani | From $15/mo🏆 | — |
| Free plani | ✗ | ✓ Free Trial |
| Free triali | ✓ | ✓ |
| Top tier pricei | Pricing not disclosed | Enterprise · Contact sales |
| Pricing summaryi | Free trial · From $15/mo | 2 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Quo and Retell AI.
| Capability | Quo | Retell AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✗ |
| Webhooks | ✓ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 2 (JavaScript, Python) |
| Free plan | ✗ | ✓ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Quo
- Has raised more capital ($161M vs Undisclosed)
- Higher Neuron score (75 vs 60)
- Lower starting price ($15/mo)
- More mature (2018)
🔵 Strengths of Retell AI
- Offers a free plan
- Newer company (2023)
Which should you choose?
Choose Quo if price matters most — it starts at Free trial · From $15/mo, which is friendlier for teams watching burn. Both AI Customer Support tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Quo if you want the most established option — it has raised $161M, 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
Quo vs Retell AI — which is better?
It depends on your priority. Quo has raised more capital and is the more established option; Retell AI has broader feature depth. See the side-by-side table above.
Is Quo cheaper than Retell AI?
Yes — Quo's cheapest paid plan is Free trial · From $15/mo, while Retell AI's is Free.
Do Quo and Retell AI offer free plans?
Quo: Free trial only. Retell AI: Yes, has a free plan.
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