Soniox

Configure real-time, multilingual speech-to-text for Vapi assistants.

Soniox is a real-time speech-to-text (STT) provider that transcribes caller audio for Vapi assistants. Use the stt-rt-v5 model for new configurations.

What is Soniox?

Soniox provides low-latency, multilingual transcription and semantic endpointing for voice assistants. The stt-rt-v5 model supports real-time audio and is the current model for new Soniox configurations.

Connect Soniox

Configure Soniox in the Vapi Dashboard or update an assistant through the API.

1

Open an assistant

In the Vapi Dashboard, open Assistants, then select the assistant you want to update.

2

Select Soniox

Open the Transcriber settings. Set Provider to Soniox and Model to stt-rt-v5.

3

Publish the assistant

Click Publish to apply the new transcriber configuration.