The language_code parameter tells the STT model which language to expect in the audio. Using the correct language code improves transcription accuracy.
Saaras v3 supports 22 Indian languages with BCP-47 format codes:
To enable automatic language detection, pass unknown as the language_code parameter. The model will detect the language from the audio.
Best Practice: Always specify the language code when you know the language of the audio. This improves accuracy and reduces processing time. Use unknown only when the language is truly unknown.