Google Speech2Text Bulk Speech Transcribe - Python Steps pip install google-cloud-speech Setup Google Speech library locally and download Service account JSON. (Reference) Set the JSON path in the script gAPI.py in the line 4 os.environ['GOOGLE_APPLICATION_CREDENTIALS'] Set the input wav_folder (audios path) and destination output_folder (transcripts path) in the last line of the same script To bulk transcribe: python gAPI.py