Languages and locales supported by Amazon Lex V2 - Amazon Lex

Languages and locales supported by Amazon Lex V2

Amazon Lex V2 supports a variety of languages and locales. The languages supported and the features they support are listed in the following tables.

Supported languages and locales

Amazon Lex V2 supports the following languages and locales.

Code Language and locale
ca_ES Catalan (Spain)
de_AT German (Austria)
de_DE German (Germany)
en_AU English (Australia)
en_GB English (UK)
en_IN English (India)
en_US English (US)
en_ZA English (South Africa)
es_419 Spanish (Latin America)
es_ES Spanish (Spain)
es_US Spanish (US)
fr_CA French (Canada)
fr_FR French (France)
it_IT Italian (Italy)
ja_JP Japanese (Japan)
ko_KR Korean (Korea)
pt_BR Portuguese (Brazil)
pt_PT Portuguese (Portugal)
zh_CN Mandarin (PRC)

Languages and locales supported by Amazon Lex V2 features

All Amazon Lex V2 features are supported in all languages and locales except as listed in this table.

Feature Supported languages and locales
AMAZON.AlphaNumeric All languages and locales except Korean (ko_KR)
AMAZON.KendraSearchIntent English (US) (en_US)
Creating a custom vocabulary to improve speech recognition

English (UK) (en_GB)

English (US) (en_US)

Automated Chatbot Designer English (US) (en_US)
Polly voice output All languages and locales except Catalan (Spain) (ca_ES)
Region availability

All languages and locales are available in all Regions except Catalan (Spain) (ca_ES) Portuguese (Brazil) (pt_BR), Portuguese (Portugal), (pt_PT) and Mandarin (PRC) (zh_CN) are not available in the following Regions:

  • Asia Pacific (Singapore) (ap-southeast-1)

  • Africa (Cape Town) (ap-south-1)

Setting intent context English (US) (en_US)
Using a custom grammar slot type

English (Australia) (en_AU)

English (UK) (en_GB)

English (US) (en_US)

Using multiple values in a slot English (US) (en_US)
Using runtime hints to improve recognition of slot values

English (UK) (en_GB)

English (US) (en_US)

Using spelling styles to capture slot values

English (Australia) (en_AU)

English (UK) (en_GB)

English (US) (en_US)

Using voice transcription confidence scores

English (UK) (en_GB)

English (US) (en_US)