ComparisonsFebruary 10, 202610 min read
AI Voice Agent Comparison 2026: Vapi vs Retell vs Bland vs AgenteUno
Detailed analysis of the main AI voice agent platforms.
A1
AgenteUno Team
AgenteUno
The AI Voice Agent Market
The voice AI market grew 300% in 2025. Here are the main platforms and their differences.
Comparison Table
| AgenteUno | Vapi | Retell | Bland | |
|---|---|---|---|---|
| Type | Multi-channel platform | Voice API | Voice SDK | Enterprise voice |
| Channels | Voice + Chat + WA + SMS | Voice only | Voice only | Voice + SMS |
| Setup | No-code (5 min) | API (days/weeks) | SDK (weeks) | Enterprise (weeks) |
| Voice price | $0.06/min | ~$0.15/min | Variable | Enterprise |
| Spanish | Native | Limited | Limited | Limited |
| White-label | Yes | No | No | Yes |
| Target | SMBs | Developers | Developers | Enterprise |
Vapi: For Voice Developers
Pros: Flexible, good API documentation, active community Cons: Voice only, requires programming, expensive with volume
Retell: Ultra-fast Voice SDK
Pros: Low latency, easy dev integration Cons: Voice only, no visual dashboard, no WhatsApp/chat
Bland: Enterprise Outbound
Pros: Massive calls, white-label Cons: Enterprise pricing, outbound focus, complex setup
AgenteUno: Multi-channel for SMBs
Pros: 4 channels, no-code, native Spanish, white-label, from $29/month Cons: Less technical flexibility than pure APIs
Conclusion
- If you're a developer and only need voice → Vapi or Retell
- If you're enterprise with massive call center → Bland
- If you're an SMB/local business wanting multi-channel without code → AgenteUno