Test the API
Stream your microphone for a live transcript, or upload an audio file — both run through Ultra-Voice here in your browser with no API key required. We proxy each request through a rate-limited canary key on our server, so this page is ideal for a quick sanity check before wiring things up properly with the documented API or the Python SDK.
Limits per IP: 5 streaming sessions / 5 min, 10 file uploads / 5 min, max 25 MB per upload.
Speak into your microphone and watch the transcript appear in real time. Audio is streamed over WebSockets to the API.
Ready when you are
We use your mic only while you're recording.
Live transcript
Awaiting audio
Click Start, grant mic permission, and start speaking.