ACE-Step and MMAudio v2 (sound effects) side by side on Veyrnox.ai: price, what each takes as input, and clip lengths. Failed generations refund in full.
| ACE-Step | MMAudio v2 (sound effects) | |
|---|---|---|
| Price | 1 credit per 5–60 s track (60 s default). | 1 credit per 8 s clip. |
| Approximate cost in US dollars | $0.05 | $0.05 |
| Mode | text to audio | text to audio |
| Output duration | 5–60 s (60 s default) | 8 s |
| Prompt | Text prompt | Text prompt |