Short answer: route production supplier-invoice audio to an external speech-to-text provider whenever the model catalog does not advertise an available ASR model, and record that routing decision against the tenant before attempting an upload. A 404 , 501 , or available=false is a capability sig...
Source: [Dev.to](https://dev.to/zylahmorn61835/how-to-handle-audio-transcription-api-404501-availablefalse-speech-to-text-in-2026-2k07)