Add Vocals to Music

music Suno price on request

Request

POST https://app.video-blade.com/api/v1/generations
X-API-Key: vb_…
Content-Type: application/json

{
  "callback_url": "https://your-app.example/callbacks/video-blade",
  "input": {
    "negative_tags": "\u2026",
    "style": "\u2026",
    "title": "\u2026",
    "upload_url": "\u2026"
  },
  "model": "suno-add-vocals"
}

Input parameters

Name	Type	Required	Description
`prompt`	string	optional	Prompt for generating audio. Optional. - Used as lyrics only when `lyrics` is not provided. If `lyrics` is present, `prompt` is not used as lyrics. - V6, V6_MINI, and V6_WILD: Maximum 5000 characters.
`model`	string	optional	The AI model version to use for generation. - Available options: - `V6_WILD`: Pushes creative boundaries for bolder, more distinctive musical expression. - `V6_MINI`: Lightweight and fast, balancing quality and speed for effortless creation. - `V6`: Greater musical expression with more natural vocals and richer details. - `V5_5` (Discontinued): Custom Models Tailored to Your Unique Taste. - `V5` (Discontinued): Superior musical expression, faster generation. - `V4_5PLUS` (Discontinued): V4.5+ is richer sound, new ways to create. Values: `V4_5PLUS`, `V5`, `V5_5`, `V6`, `V6_MINI`, `V6_WILD` Default: `V6`
`title`	string	required	Music title. Required. Will be displayed in the player interface and file name.
`negative_tags`	string	required	Excluded music styles. Required. Used to avoid including specific styles or elements in the generated music.
`style`	string	required	Music style. Required. Such as jazz, electronic, classical and other music types.
`vocal_gender`	string	optional	Vocal gender preference. Optional. 'm' for male, 'f' for female. Based on practice, this parameter can only increase the probability but cannot guarantee adherence to male/female voice instructions. Values: `m`, `f`
`style_weight`	number	optional	Adherence strength to specified style. Optional. Range 0–1, up to 2 decimal places.
`weirdness_constraint`	number	optional	Controls experimental/creative deviation level. Optional. Range 0–1, up to 2 decimal places.
`audio_weight`	number	optional	Relative weight of audio elements. Optional. Range 0–1, up to 2 decimal places.
`upload_url`	string	required	URL of the uploaded audio file. Required. Source audio (`upload_url`) is enough to generate once `title`, `negative_tags`, and `style` are provided.
`lyrics`	string	optional	Lyrics for the generated audio. Optional. - Takes priority over `prompt` as lyrics. If omitted, `prompt` is used as lyrics when provided. - V6, V6_MINI, and V6_WILD: Maximum 5000 characters. - Not required. Source audio (`upload_url`) is enough to generate once `title`, `negative_tags`, and `style` are provided.
`variety`	integer	optional	Controls the diversity and stylistic variation of generated results. Optional. Integer range 0–4, default 1. - `0`: off (exact style) — fully off, strictly the same style - `1`: normal (balanced variety) — default, balances stability and diversity - `2`: high (distinct styles) — produces results with clearly different styles - `3`: extra (bold exploration) — higher variation, encourages bold exploration of different styles - `4`: max (unreasonably varied) — maximum diversity; results may differ in style very significantly Default: `1`

Pricing

Price on request; the charge is settled from actual consumption with the music coefficient ×2.0. See Pricing & tokens.