SunoMediumUltra

Suno Music V5.5

Suno's latest model, with the highest audio quality and richest arrangements. Creates two complete songs from a text description, or from exact lyrics with style and title in custom mode. Returns audio, cover image, and metadata for each track.

140 credits

per generation (2 songs)

Two complete songs per generation

Highest audio quality and richest arrangements in the Suno lineup

Custom mode with exact lyrics, style, and title

Instrumental-only option

Vocal gender and style weight controls

Cover image generated with each track

Run it right now

Test this model instantly in the Console Playground — no code required

Use with AI Assistant

Copy usage instructions for Claude, ChatGPT, or other AI

llms.txtllms.txt ↗

Quick Start

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "suno/music-v5-5",
  "input": {
    "customMode": false,
    "instrumental": false,
    "prompt": "A dreamy synthwave track about driving through a neon city at night"
  }
}'

Parameters

Parameter	Type	Required	Default	Description
`customMode`	boolean	Yes	-	true: control style/title yourself (prompt becomes exact lyrics). false: simple mode
`instrumental`	boolean	Yes	-	Generate instrumental music without vocals
`prompt`	string	No	-	Song description (simple mode, max 500 chars) or exact lyrics (custom mode, max 5000 chars)
`style`	string	No	-	Music style, required in custom mode (max 1000 chars)
`title`	string	No	-	Song title, required in custom mode (max 100 chars)
`negativeTags`	string	No	-	Music styles to avoid, comma separated (custom mode)
`vocalGender`	string	No	-	Preferred vocal gender: m or f mf
`styleWeight`	number	No	-	Style adherence weight, 0-1 (custom mode)
`weirdnessConstraint`	number	No	-	Creativity/novelty constraint, 0-1 (custom mode)
`audioWeight`	number	No	-	Relative weight of the audio factors, 0-1 (custom mode)

Common Parameters

Common parameters used when calling POST /v1/predictions.

Parameter	Type	Required	Default	Description
`model`	string	Yes	-	Model identifier
`input`	object	Yes	-	Object containing the model-specific parameters from the table above
`output_folder`	string	No	-	Folder path for output files (max 256 chars, '..' not allowed)
`webhook_url`	string	No	-	Webhook URL to call on completion
`is_public`	boolean	No	false	If true, output files are also available via permanent public URLs

Examples

Simple mode song from a description

Generate two full songs from a short mood/genre/topic description

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "suno/music-v5-5",
  "input": {
    "customMode": false,
    "instrumental": false,
    "prompt": "A dreamy synthwave track about driving through a neon city at night"
  }
}'