What you provide

• Recipient name
• Recipient age
• Hobbies (optional) optional
  Comma-separated list — feeds the lyrics and visuals.
• Language
• Tone
• Music style
• Duration (seconds)
  Between 10 and 300 seconds — around 180s fits a full song.
• Custom lyrics (optional) optional
  If filled, AI lyrics generation is skipped (saves credits + you keep full creative control).