Comparison
Stable Audio vs Stable Diffusion
Stable Audio: AI music and sound effects, with open models from Stability. Stable Diffusion: The open source image model you can run on your own PC.
| Stable Audio | Stable Diffusion | |
|---|---|---|
| Rating | 4.2 | 4.4 |
| Price | Freemium 24 free credits on sign-up (tracks up to 45 s). Open models free locally; pay-as-you-go API. | Free Free locally (open models). Stability's APIs and services are pay-as-you-go. |
| Free plan | ||
| API available | ||
| Open source | ||
| In Spanish | ||
| No watermark | ||
| Platforms | Web | Windows · Linux · Mac · Web |
Stable Audio
- Open-weight models: free and unlimited if you run them locally
- Trained on licensed music: safe for commercial use
- Generates sound effects too, not just music
- Does not generate vocals or lyrics, only instrumentals and effects
- The free plan is limited to 24 one-off credits
Stable Diffusion
- Completely free when run on your own hardware
- Total control: fine-tunable models, LoRAs, ControlNet, no watermark
- Huge community ecosystem (ComfyUI, Automatic1111, CivitAI)
- Running it locally requires a powerful GPU and technical know-how
- The best results require learning prompt engineering and workflows