Amazon Chime SDK PSTN Audio vs Plivo Voice API
Amazon Chime SDK PSTN Audio
aws.amazon.com
Plivo Voice API
plivo.comSide by side
| Figure | Amazon Chime SDK PSTN Audio | Plivo Voice API |
|---|---|---|
| Price from | — | $0.01/mo |
| Free plan | — | — |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Plans published | 1 | 3 |
| Spec score · Voice APIs | 7.8 (#12) | 8.1 (#8) |
| Integrations | Call analytics offers pre-built integrations with Amazon Transcribe and Amazon Transcribe Call Analytics for real-time voice analytics and transcriptions. | Listed integrations include Microsoft Power Automate, Zapier, n8n, Pipedream, Tray, and EngageBay for voice and other Plivo communication workflows. |
| Security | For SIP trunking, Amazon Chime Voice Connector supports TLS encryption for SIP signaling, SRTP encryption for media streams, and optional SIP digest authentication for outbound calls. | Plivo says customer data is logically separated, encrypted in transit with TLS 1.2 or greater, and encrypted at rest with AES-256. |
Plans
Amazon Chime SDK PSTN Audio
- PSTN Audio Application UsagePriced on request
Plivo Voice API
- Pay as you goPriced on request
- Voice API pay as you go$0.01 a month
- Enterprise$1,000 a month
In their own words
Amazon Chime SDK PSTN Audio
Amazon Chime SDK PSTN Audio has no write-up on Specifiction yet; its figures are above.
Plivo Voice API
Plivo Voice API lets web and mobile applications make and receive calls programmatically, play audio, record conversations, and build interactive voice applications. It connects calls across PSTN, SIP, and WebRTC endpoints. Features include queues, conferences, text to speech, dual-channel recording, DTMF input, speech recognition, answering machine detection, voicemail transcription, and custom caller ID. Its Audio Streams API sends raw audio from active calls over WebSocket for transcription, voice AI, analytics, or custom processing. Plivo lists SDKs for Python, Node.js, Ruby, PHP, Java,.NET, and Go, along with integrations including Zapier, n8n, Pipedream, Tray, EngageBay, and Microsoft Power Automate. The service is listed for Android, iOS, web, and API. The Voice API pay-as-you-go plan is listed at $0.01 a month; call routes and features have separate rates. Calls are billed in 60-second increments. Pay-as-you-go accounts receive $10 in free credits without a credit card. Plivo was founded in 2011 and is headquartered in Austin, Texas.