Video Sound Generator
Video Sound Generator runs a real MMAudio V2 task with uploaded inputs, status polling, downloadable output, automatic failure refunds, and saved history.
Billing is provider cost converted at $0.01 per credit. Failed tasks are refunded automatically.
Result
Your result will appear here
Add the required inputs, review the credit estimate, and start a real provider task.
Recent tasks
No tasks yet.
Product evidence
Verified workflow facts
Reviewed July 19, 2026 · FlowVideo Product Operations
- Provider model source
- This workflow sends the documented input contract to zsxkib/mmaudio:62871fb59889b2d7c13777f08deb3b36bdff88f7e1d53a50ad7694548a41b484 on Replicate. Model availability and output behavior remain provider-dependent.
- Review the provider account
- Output and estimated cost
- Expected output type: video. The current default input estimates 1 credits ($0.0050); the form recalculates this before submission.
- Input contract and example
- Accepted fields: video, prompt, duration.
{ "video": "<required file>", "prompt": "<optional textarea>", "duration": 8 }- Limits and failure behavior
- video: video/mp4,video/quicktime,video/webm; video: maximum 200 MB; duration: 1 to 30 Invalid inputs are rejected before generation when possible. Reserved credits are refunded when a provider task fails; successful files should be downloaded promptly because permanent retention is not promised.
How it works
- 1Add the required source files and describe the exact video sound generator result you need.
- 2Review the provider-based credit estimate before submitting the task.
- 3Track live status, then download the output or continue in Workspace.
What you get
Real model execution
Submissions are sent to MMAudio V2; no timers or fixed demo outputs are used.
Transparent cost conversion
Provider cost is converted at $0.01 per credit from the same shared pricing registry used by the API.
Recoverable task history
Progress, outputs, errors, and idempotent refunds are recorded against your account.
Frequently asked questions
Which model powers Video Sound Generator?
This page uses MMAudio V2 through Replicate.
How are credits calculated?
One credit corresponds to $0.01 of provider cost. Per-second tools use the selected duration and model tier.
What happens if generation fails?
The task is marked failed and the reserved credits are refunded once with an idempotent refund transaction.