Voice agents
Inbound and outbound calls.
Retell AI lets you build voice agents that make and take calls: booking, qualification, support. You pick the voice and model, describe the agent’s behavior, then connect it to a phone number. You pay per minute, with no commitment.
Retell AI has a free plan. The recommended plan to start with: Pay as you go, $0.07 to $0.31 per call minute. Prices checked on October 21, 2026 on the vendor’s official page.
Who it’s for: businesses that get many calls, and their developers.
Inbound and outbound calls.
Voices from several providers.
The agent checks and books slots.
Also
Voice infrastructure: $0.055 a minute, plus voice and model.
| Plan | Price | Who it’s for |
|---|---|---|
| Pay as you go Recommended to start | $0.07 to $0.31 per call minute | Start with no commitment |
| Enterprise | Custom pricing | High volume |
$10 in free credits.
The per-minute price depends on the voice and model chosen.
Your data. Calls are recorded and transcribed: inform callers.
What it does less well
The prompt to copy
You are the firm’s front desk. Offer two time slots and confirm by text.
Pay as you go: $0.07 to $0.31 per call minute; Enterprise: custom pricing. Prices checked on October 21, 2026 on the vendor’s official page.
Yes. $10 in free credits.
Calls are recorded and transcribed: inform callers.
Vapi: Voice agent platform for developers. Aircall: Business phone system.
Page checked on October 21, 2026. Brands are named to identify the tools. No affiliation.