Upload cover - MountSea API

Same as Cover, but the source is a public audio_url. POST /suno/v2/generate returns { "taskId" }. Poll Get Task Status. Schema: GET /suno/v2/generate/schema?task=upload_cover.

Parameters

Field	Required	Notes
`task`	Yes	`"upload_cover"`
`model`	Yes	`chirp-v6` recommended
`audio_url`	Yes	Public MP3/WAV URL
`controls.audio_weight`	No	Original-audio influence, 0–1
`controls.style_weight`	No	Style influence, 0–1

Other optional fields: shared list.

Example

{
  "task": "upload_cover",
  "model": "chirp-v6",
  "title": "My Cover Version",
  "tags": "Jazz, Smooth",
  "audio_url": "https://example.com/original.mp3",
  "controls": { "audio_weight": 0.4, "style_weight": 0.6 }
}