https://salad.com/transcription it is very cheap and accurate API i can try to help with adding this if you accept pull requests ok i've done it in my fork, https://github.com/kpalik/NeuroVoxSalad commit - https://github.com/kpalik/NeuroVoxSalad/commit/7fc3bdb5b4e81a974f0a7798ae9c9a156fe5b42d