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Voice

Voice API, SIP trunking, IVR, and telephony guides covering call routing, transcription, and how to build reliable cloud calling on Plivo.

Text To Speech

With Amazon Polly, Plivo Supports 27 Languages and 40+ Text-to-Speech Voices

Plivo now supports Amazon Polly with 40+ text-to-speech voices in 27 languages, plus APIs for controlling volume, pitch, rate, and pronunciation.

1 min
Voice

Dynamically Caching Audio Files for Superior Voice Experience

Fetching audio over the network is slow and costly. Learn how Plivo dynamically caches audio files to optimize performance for a superior voice experience.

2 min
Voice API

Introducing Default Call Queuing, Plus Increased Visibility into Outbound Calls

Plivo now queues outbound calls by default and adds two new APIs for call visibility, so you no longer need to throttle calls per second yourself.

1 min
IVR

How I Built a Business-Ready Virtual Receptionist using PHLO

Learn how to build a business-ready virtual receptionist with PHLO, so an auto-attendant can answer calls from clients and prospects cost-effectively.

2 min
Telephony

Announcing Improved Voice 2.0 Infrastructure

Plivo announces two Voice 2.0 infrastructure enhancements, including new data center locations in South America, to improve your user experience.

4 min
Telephony

Announcing New Australian PoP For No-Latency Calling Within Australia and New Zealand

Plivo's new Sydney point of presence connects directly with a local Tier 1 carrier, giving Australia and New Zealand customers latency-free calls.

1 min
Telephony

Innovating with Your POTS Connection

Learn how API offerings like Plivo fill the gaps of a pure POTS connection and help bring legacy telecom infrastructure up to date.

SIP Trunking

SIP Trunking to Replace My Landline Phone Using Plivo

One user shares how he used Plivo SIP trunking to replace his landline and supplement poor cell service at home, with impressive call quality.

4 min
Transcription

Announcing Voicemail Transcription

Plivo announces voicemail transcription. Recorded calls in English can be transcribed two ways, enabling powerful apps like true visual voicemail.

1 min
WebRTC

Cloud Communications, Brought to You by WebRTC

No more plugins, downloads, or crashing clients: learn how WebRTC powers cloud communications directly in the browser for calls and meetings.

3 min

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