Amazon Chime SDK PSTN Audio
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| PSTN Audio Application Usage | Per minute, including partial minutes in 6-second increments (6-second minimum) · Additional charges apply for phone number rental, PSTN access, meeting-session connection, and AWS Lambda usage; rates vary by country and AWS Region | Free |
As aws.amazon.com lists them, read 3 Oct 2026. The maker's own page has the final word.
Facts from Amazon Chime SDK PSTN Audio's own pages
- Company history
- Amazon Web Services says it launched in 2006. · aws.amazon.com, 3 Oct 2026
- Inbound routing
- Voice applications can use DID/DDI or toll-free numbers to route calls to a Chime SDK meeting, an on-premises phone system, or another phone number. · aws.amazon.com, 3 Oct 2026
- Integrations
- Call analytics offers pre-built integrations with Amazon Transcribe and Amazon Transcribe Call Analytics for real-time voice analytics and transcriptions. · aws.amazon.com, 3 Oct 2026
- Phone numbers
- Customers can create or port dial-in numbers, use toll-free and toll numbers, or bring their own carrier and phone numbers through Amazon Chime Voice Connector SIP trunking. · aws.amazon.com, 3 Oct 2026
- Platform support
- The SDK client libraries support JavaScript, iOS, Android, and Windows, and enable audio and video in WebRTC-enabled browsers and mobile operating systems. · aws.amazon.com, 3 Oct 2026
- Pricing increments
- PSTN Audio Application Usage is billed in 6-second increments at one tenth of the per-minute rate, with a 6-second minimum. · aws.amazon.com, 3 Oct 2026
- PSTN calling
- PSTN Audio lets meeting attendees join by landline or mobile phone, and supports outbound calls to over 100 countries. · aws.amazon.com, 3 Oct 2026
- Purpose
- Amazon Chime SDK lets developers embed real-time communication capabilities in their applications. · aws.amazon.com, 3 Oct 2026
- Recording
- PSTN Audio calls can be recorded to an Amazon S3 bucket chosen by the customer. · aws.amazon.com, 3 Oct 2026
- Reliability
- Amazon Chime Voice Connector supports fault-tolerant cross-region inbound and outbound call routing between a phone system and AWS. · aws.amazon.com, 3 Oct 2026
- 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. · aws.amazon.com, 3 Oct 2026
- Serverless applications
- AWS Lambda can be used to build meeting-join authentication for voice applications that scale to thousands of simultaneous calls. · aws.amazon.com, 3 Oct 2026
- Use cases
- AWS identifies SIP trunking for routing phone calls to multiple office locations as a Chime SDK use case. · aws.amazon.com, 3 Oct 2026
- Voice Focus
- Builders can choose to enable or disable Amazon Voice Focus noise suppression for PSTN calls, centrally or through end-user controls. · aws.amazon.com, 3 Oct 2026
Where Amazon Chime SDK PSTN Audio stands on Freedom251
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