Transcribe audio into text (speech-to-text).
Send audio and receive a text transcript. The audio goes inline as base64 JSON (not a multipart file upload). Billed per second of audio in DA.
Authenticate every request with your key: Authorization: Bearer $OPENDUNES_API_KEY. Responses are billed in Algerian Dinars (DA) and deducted from your balance in real time.
Supported formats: wav, mp3, flac, m4a, ogg, webm, aac. The response carries the transcript in text.