Translate API v2, REST: Translation.DetectLanguage

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Updated at April 24, 2025

Detects the language of the text.

HTTP request

POST https://translate.api.cloud.yandex.net/translate/v2/detect

{
  "text": "string",
  "languageCodeHints": [
    "string"
  ],
  "folderId": "string"
}

Field	Description
text	string Required field. The text to detect the language for.
languageCodeHints[]	string List of the most likely languages. These languages will be given preference when detecting the text language. Most languages are specified in ISO 639-1 format (for example, `ru`), but the field are not limited to it. To get the list of supported languages, use a TranslationService.ListLanguages request.
folderId	string ID of the folder to which you have access. Required for authorization with a user account. Don't specify this field if you make the request on behalf of a service account.

HTTP Code: 200 - OK

{
  "languageCode": "string"
}

Field

Description

languageCode

string

Most languages are specified in ISO 639-1 format (for example, ru), but the field are not limited to it.

To get the language name, use a TranslationService.ListLanguages request.