Languages supported in Amazon Comprehend

Amazon Comprehend supports a wide variety of languages for its various features. The languages supported and the features that support them can be seen in the following tables.

Supported languages

Amazon Comprehend (except the detect dominant language feature) supports the following languages for one or more features.

Code	Language
de	German
en	English
es	Spanish
it	Italian
pt	Portuguese
fr	French
ja	Japanese
ko	Korean
hi	Hindi
ar	Arabic
zh	Chinese (simplified)
zh-TW	Chinese (traditional)

Note

Amazon Comprehend identifies the language using identifiers from RFC 5646 — if there is a 2-letter ISO 639-1 identifier, with a regional subtag./ If necessary, it uses that. Otherwise, it uses the ISO 639-2 3-letter code.

For more information about RFC 5646, see Tags for identifying languages on the IETF Tools web site.

Languages supported by Amazon Comprehend features

Feature	Supported languages
Dominant language	See Dominant language.
Entities	All supported languages.
Key phrases	All supported languages.
Detecting PII entities	English and Spanish.
Labeling PII entities	English and Spanish.
Sentiment	All supported languages.
Targeted sentiment	English.
Syntax analysis	German (de), English (en), Spanish (es), French (fr), Italian (it), and Portuguese (pt).
Topic modeling	Not dependent on the language used. Doesn't support character-based languages such as Chinese, Japanese, and Korean.
Custom classification	Plain-text models support the following languages: German (de), English (en), Spanish (es), French (fr), Italian (it), and Portuguese (pt). Native document models support English documents only.
Custom entity recognition	German (de), English (en), Spanish (es), French (fr), Italian (it), and Portuguese (pt). Custom Entity Recognition for PDF and Word supports English documents only.