StepAudio 3 Realtime Preview

StepAudio 3 Realtime Preview
Compare in
on
free API onlyprice
8.8 sfirst audio?
8.8Time to first audio
—released

Ranking?

Full ranking →
1StepAudio 3 Realtime Preview99.72Qwen Audio 3.0 Realtime Plus99.23Eleven Realtime v1 Max98.84Qwen 3.5 Omni Plus Realtime98.75Grok Voice 3.098.5

Benchmarks

in Speech & Voice
Full-Duplex-Bench · AA subset v1/v1.598.9#1
Big Bench Audio · AA v1.299.7#1
Time to first audio · AA8.8#25

FAQ

How much does StepAudio 3 Realtime Preview cost?›

There is no per-unit API price: free API only.

Is StepAudio 3 Realtime Preview free to use?›

Yes, there is a free API option.

How good is StepAudio 3 Realtime Preview, and what is it best at?›

#25 of 25 in Realtime.

Is StepAudio 3 Realtime Preview better than Qwen Audio 3.0 Realtime Plus?›

On Big Bench Audio · AA v1.2, StepAudio 3 Realtime Preview scores 99.7 vs 99.2 — about the same.

What is StepAudio 3 Realtime Preview?›

StepAudio 3 Realtime Preview is a speech & voice model from StepFun.

What are the best alternatives to StepAudio 3 Realtime Preview?›

Step-Audio R1.1 (open weights).