Natural language support for Azure Cognitive Services

Azure Cognitive Services enables you to build applications that see, hear, speak with, and understand your users. Between these services, more than three dozen languages are supported, allowing users to communicate with your application in natural ways.

This article is broken into two sections. The first lists core languages commonly supported across Azure Cognitive Services. The second section focuses on additional language support for each of the services. Language availability may vary by country/region and market.

Core languages

These core languages are supported across Azure Cognitive Services:

  • Chinese
  • English
  • French
  • German
  • Italian
  • Japanese
  • Korean¹
  • Portuguese
  • Spanish

Note

¹ LUIS, Video Indexer, Text Analytics, and Speech-to-Text are not supported.

Additional language availability by service

These tables highlight language availability by service category; core languages excluded. Use the links below to learn about additional language support, and country/region and market availability.

Vision

Arabic Bulgarian Catalan Croatian Czech Danish Dutch Estonian Finnish Greek Hindi Hungarian Icelandic Indonesian Latvian Lithuanian Malay Norwegian Polish Romanian Russian Serbian Slovak Slovenian Swedish Tamil Thai Turkish Ukrainian Vietnamese
Computer Vision: OCR ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Video Indexer: Speech-to-Text ✔️ ✔️
Video Indexer: Speech Translation ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️

Speech

Arabic Bulgarian Catalan Croatian Czech Danish Dutch Estonian Finnish Greek Hindi Hungarian Icelandic Indonesian Latvian Lithuanian Malay Norwegian Polish Romanian Russian Serbian Slovak Slovenian Swedish Tamil Thai Turkish Ukrainian Vietnamese
Custom Speech ✔️ ✔️ ✔️ ✔️ ✔️
Speech Service: Speech-to-Text ✔️ ✔️ ✔️ ✔️
Speech Service:Text-to-Speech ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Speech Service: Speech Translation ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️

Language

Arabic Bulgarian Catalan Croatian Czech Danish Dutch Estonian Finnish Greek Hindi Hungarian Icelandic Indonesian Latvian Lithuanian Malay Norwegian Polish Romanian Russian Serbian Slovak Slovenian Swedish Tamil Thai Turkish Ukrainian Vietnamese
Bing Spell Check ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Language Understanding (LUIS) ✔️ ✔️
QnA Maker ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Translator Text ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Text Analytics ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Arabic Bulgarian Catalan Croatian Czech Danish Dutch Estonian Finnish Greek Hindi Hungarian Icelandic Indonesian Latvian Lithuanian Malay Norwegian Polish Romanian Russian Serbian Slovak Slovenian Swedish Tamil Thai Turkish Ukrainian Vietnamese
Bing Web Search ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Bing Image Search ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Bing News Search ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Bing Autosuggest ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Bing Visual Search ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
Bing Custom Search ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️

Decision

Arabic Bulgarian Catalan Croatian Czech Danish Dutch Estonian Finnish Greek Hindi Hungarian Icelandic Indonesian Latvian Lithuanian Malay Norwegian Polish Romanian Russian Serbian Slovak Slovenian Swedish Tamil Thai Turkish Ukrainian Vietnamese
Content Moderator: Text Filtering ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️

The following Cognitive Services are language agnostic and don't have limitations based on language.

See also