Speech-to-Text V2 supported languages

This page lists all languages supported by Cloud Speech-to-Text. Language is specified within a recognition request's languageCodes parameter. For more information about sending a recognition request and specifying the language of the transcription, see the how-to guides about performing speech recognition. For more information about the class tokens available for each language, see the class tokens page.

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The table below lists the models available for each language. Cloud Speech-to-Text offers multiple recognition models, each tuned to different audio types.

Some languages are supported by additional models which are optimized for additional audio types: These include telephony_short and telephony.

Use only the language codes shown in the following table. The following language codes are officially maintained and monitored externally by Google. Using other language codes can result in breaking changes.