Side by side
Sprag vs VoxCPM
Both stand on voice cloning software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid APISelf-hostedWeb
Sprag brings transcription, speech generation, captioning, and realtime agents into one API offering. It has no free plan, and realtime session pricing differs from batch rates for Rhythm and Symphony.
Visit Sprag Free plan APILinuxMac+2
VoxCPM combines multilingual speech generation with voice design, cloning, and multiple deployment routes. Its setup requirements and variable results are worth considering before adoption.
Visit VoxCPMThe facts
| Sprag | VoxCPM | |
|---|---|---|
| Free plan | No | Yes |
| Open source | Not published | Not published |
| Runs on | API, Self-hosted, Web | API, Linux, Mac, Self-hosted, Web |
| Lowest paid plan | See the plans | Free or on request |
| Plans published | 9 | 1 |
| Maker | Not published | VoxCPM |
| Website | sprag.ai | voxcpm.com |
| On voice cloning software | #21 of 25 | #17 of 25 |
Sprag: what it does well
- One API covers speech models and agents.
- Rhythm supports streaming and batch transcription.
- Chorus offers built-in, cloned, and designed voices.
- Supports six audio export formats.
- Self-hosted deployment is offered.
What to know first
- There is no free plan.
- Realtime Rhythm and Symphony sessions cost 25% above batch rates.
- Chorus Clone adds an input-audio charge.
VoxCPM: what it does well
- Supports 30 languages and nine listed Chinese dialects
- Voice design works without reference audio
- Full and LoRA fine-tuning are available
- Apache-2.0 code and weights permit commercial use
What to know first
- Python setup requires CUDA 12.0 or later
- Voice-design and cloning results can vary
- Unsupported languages may need testing or fine-tuning