> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mosaic.so/llms.txt
> Use this file to discover all available pages before exploring further.

# Finalize Video Upload

> Finalize a previously uploaded video asset.

Call after uploading the file bytes to the signed URL from [Create Video Upload URL](/api/asset-management/post-uploads-video-get-upload-url).

**Limits:** 5 GB, plan-based duration: 2 hours on Standard, 5 hours on Professional/Enterprise.

## Request

```bash theme={null}
curl -X POST "https://api.mosaic.so/uploads/video/finalize_upload" \
  -H "Authorization: Bearer mk_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{"video_id": "7f8d9c2b-4a6e-8b3f-1d5c-9e2f3a4b5c6d"}'
```

## Response

```json theme={null}
{
  "video_id": "7f8d9c2b-4a6e-8b3f-1d5c-9e2f3a4b5c6d"
}
```

Use `video_id` in `update_params` when calling [Run Agent](/api/agent-runs/post-agent-run).