Vonage vs Plivo
Pricing and features, side by side. Checked October 14, 2026.
| Vonage | Plivo | |
|---|---|---|
| Starting price | US: $0.00495/min inbound, $0.01446/min outbound | US local: $0.0115/min out, $0.0055/min in |
| Billing | Pay per use, billed per second | Per minute + number rental |
| Best for | Developers who need programmable voice with SIP, WebRTC and WebSocket connections | US telephony for AI agents |
| Key features | Billed per second | Audio streaming included |
| WebSocket calls for streaming audio to an AI agent | Free call recording | |
| WhatsApp Business Calling: $0.004/min platform fee | Browser SDK/SIP $0.0033/min |
Both bill US voice calls per minute. Vonage lists standard US rates of $0.01446/min outbound and $0.00495/min inbound, billed per second, with SIP, WebRTC and WebSocket legs at $0.00492/min. Plivo lists US local calls at $0.0115/min outbound and $0.0055/min inbound, plus $0.50/mo per local number, with audio streaming included.
Pick Vonage if you want per-second billing, the lower listed inbound rate of the two, and WebSocket call legs for streaming audio to an AI agent.
Pick Plivo if most of your calls are outbound: its listed US local outbound rate is lower, and audio streaming and call recording are included.