Document History for Amazon Polly - Amazon Polly

Document History for Amazon Polly

The following table describes important changes in each release of the Amazon Polly Developer Guide. For notification about updates to this documentation, you can subscribe to an RSS feed.

  • Latest documentation update: September 1, 2021

Change Description Date

New voice added for NTTS

Amazon Polly now provides a new South African English voice, Ayanda. The voice is available as an NTTS voice only. See Neural voices for a list of NTTS voices.

September 1, 2021

New Region added

Amazon Polly is now available in the Africa (Cape Town) AWS Region. This Region supports neural TTS (NTTS). For more information, see Feature and Region Compatibility for a list of regions that support NTTS.

September 1, 2021

New language and voice added

Amazon Polly now supports New Zealand English (en-NZ). A new NTTS voice, Aria, speaks New Zealand English and a selection of Maori words.

August 24, 2021

New feature

Amazon Polly makes the conversational speaking style the default version for the neural Matthew and Joanna voices. We removed references to the conversational speaking style.

June 28, 2021

New voice added for NTTS

Amazon Polly now provides the German voice Vicki as an NTTS voice.

June 15, 2021

New voice added

A new female voice, Gabrielle, has been added to the French (Canadian) (fr-CA) locale. The voice is high quality and only available as an NTTS voice. Like all neural voices, it is only available in certain regions. For a list of regions, see Feature and region compatibility.

June 1, 2021

New voice added for NTTS

Amazon Polly now provides the Korean voice Seoyeon as an NTTS voice.

May 11, 2021

New Region added for NTTS

Amazon Polly now supports neural TTS (NTTS) in the Canada (Central) AWS Region. For more information, see Feature and Region Compatibility for NTTS.

March 17, 2021

New voice available for newscaster style

In addition to the Matthew, Joanna, and Lupe voices for the Newscaster speaking style, Amazon Polly now provides an additional option for this speaking style. Using the neural engine, you can use the Amy voice in British English for the Newscaster style. For more information, see NTTS Speaking Styles.

November 10, 2020

New Regions added for NTTS

In addition to the existing Regions for NTTS (us-east-1, us-west-2, eu-west-1, and ap-southeast-2), neural voices are now supported in four additional Regions: (ap-northeast-1 (Tokyo), ap-southeast-1 (Singapore), eu-central-1 (Frankfurt), and eu-west-2 (London). For more information, see Feature and Region Compatibility for NTTS.

September 3, 2020

New voice added

In addition to child voices Ivy and Justin, a new male child voice, Kevin, has been added to American English (en-US). This new voice is very high quality and is only available as an NTTS voice. Like all neural voices, it is only supported in four Regions: us-east-1 (N. Virginia), us-west-2 (Oregon), eu-west-1 (Ireland), and ap-southeast-2 (Sydney). For more information, see NTTS Voices.

June 16, 2020

New voice available for newscaster style

In addition to the Matthew and Joanna voices for the Newscaster speaking style, Amazon Polly now provides an additional option for this speaking style. Using the neural engine, you can use the Lupe voice in Spanish (American) for the Newscaster style. For more information, see NTTS Speaking Styles.

April 16, 2020

New feature

In addition to the Newscaster speaking style, Amazon Polly now provides a second NTTS speaking style to help you synthesize even better text to speech passages. The Conversational style uses the neural system to generate speech in a more friendly and expressive conversational style that can be used in many use cases. For more information, see NTTS Speaking Styles.

November 25, 2019

New voices added

Two new voices added: Camila (female, Portuguese-Brazil) and Lupe (female, Spanish-US).

October 23, 2019

New feature added

Addition of Amazon Polly for Windows plugin to incorporate the full range of Amazon Polly voices into Windows SAPI-compliant applications.

September 26, 2019

Major new feature

In addition to the standard text-to-speech (TTS) voices supported by Amazon Polly since its launch, Amazon Polly now provides an improved Neural TTS (NTTS) system that can provide even higher quality voices, thereby providing you with the most natural and human-like text-to-speech voices possible. For more information, see Neural Text-to-Speech.

July 30, 2019

New voices added

New voices added: Lucia (female, Spanish), and Bianca (female, Italian).

August 2, 2018

New language added

New language added: Mexican Spanish (es-MX). This language uses the female voice of Mia.

August 2, 2018

New language added

New language added: Hindi (hi-IN). This voice uses the female voice of Aditi, which is also used for Indian English, making Aditi Amazon Polly's first bilingual voice.

August 2, 2018

New feature added

Addition of Speech synthesis of long text passages (up to 100,000 billed characters).

July 17, 2018

New SSML feature added

Addition of Maximum Duration for Synthesized Speech.

July 17, 2018

New voice added

New voice added: Léa (female, French).

June 5, 2018

Region expansion

Expansion of Amazon Polly service to all commercial regions.

June 4, 2018

New language added

New language added: Korean (ko-KR).

June 4, 2018

Expanded feature

Expansion of Amazon Polly WordPress Plugin feature, including addition of Amazon Translate capabilities.

June 4, 2018

New voices added

Two new voices added: Aditi (female, Indian English) and Seoyeon (female, Korean).

November 15, 2017

New feature

Addition of new Speech Marks feature, as well as an expansion of SSML capabilities..

April 19, 2017

New guide

This is the first release of the Amazon Polly Developer Guide.

November 30, 2016