Speech To Text
May 21, 2025

Nova-3 Medical Streaming Gets Major Accuracy Boost

We’ve just released a significant upgrade to Nova-3 Medical Streaming, bringing substantial improvements in accuracy for real-time medical transcription use cases. This update focuses specifically on our streaming model, delivering better performance across key transcription metrics.

Performance Improvements

  • 11% relative reduction in Overall WER compared to Nova-3 general streaming model

  • 30% relative reduction in Overall WER compared to Nova-2 Medical streaming model

  • 2.7x improvement in Keyword Recall Rate (KRR) compared to Nova-3 general streaming model

  • Maintains industry-leading inference speed with ultra-low latency for real-time healthcare applications

Availability

The updated Nova-3 Medical streaming model is now available through our API. To access:

  • Use model=nova-3-medical in your streaming API calls

  • Available for hosted use

  • Self-hosted deployments will be available in subsequent releases

  • English only

For details on the original Nova-3 Medical release (including batch capabilities), check out the original changelog: Introducing Nova-3 Medical. For detailed information about Nova-3 Medical, please refer to our Developer Documentation.

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