SunoMediumHigh

Suno Music V4.5

Suno V4.5 music generation. 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

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-v4-5",
  "input": {
    "customMode": true,
    "instrumental": false,
    "title": "코어닷투데이 송",
    "style": "Bright upbeat K-pop electro-pop company jingle, 128 BPM, energetic female and male vocals, catchy chant chorus, synth brass, punchy drums, fun and playful",
    "vocalGender": "f",
    "prompt": "[Verse]\n아침부터 AI, 커피보다 진해\n코딩하다 보니 벌써 새벽 두 시네!\n안 되는 건 없어, 일단 만들어 봐\n상상이 현실 되는 마법 같은 회사!\n\n[Chorus]\n코어! 닷! 투데이!\n오늘의 상상이 내일의 기술로!\n코어! 닷! 투데이!\nAI도 놀라는 우리의 아이디어!\n\n[Outro]\n뚝딱뚝딱 만들고, 반짝반짝 빛내고!\n기술을 넘어 경험으로!\n코어닷투데이, Hey!"
  }
}'

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 3000 chars)
`style`	string	No	-	Music style, required in custom mode (max 200 chars)
`title`	string	No	-	Song title, required in custom mode (max 80 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

Core.Today company song

The same Korean company-song lyrics given to every music model — compare how each one sings them

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-v4-5",
  "input": {
    "customMode": true,
    "instrumental": false,
    "title": "코어닷투데이 송",
    "style": "Bright upbeat K-pop electro-pop company jingle, 128 BPM, energetic female and male vocals, catchy chant chorus, synth brass, punchy drums, fun and playful",
    "vocalGender": "f",
    "prompt": "[Verse]\n아침부터 AI, 커피보다 진해\n코딩하다 보니 벌써 새벽 두 시네!\n안 되는 건 없어, 일단 만들어 봐\n상상이 현실 되는 마법 같은 회사!\n\n[Chorus]\n코어! 닷! 투데이!\n오늘의 상상이 내일의 기술로!\n코어! 닷! 투데이!\nAI도 놀라는 우리의 아이디어!\n\n[Outro]\n뚝딱뚝딱 만들고, 반짝반짝 빛내고!\n기술을 넘어 경험으로!\n코어닷투데이, Hey!"
  }
}'

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-v4-5",
  "input": {
    "customMode": false,
    "instrumental": false,
    "prompt": "A dreamy synthwave track about driving through a neon city at night"
  }
}'