Generate vocal songs, instrumentals, jingles, and game loops via smart model routing across ElevenLabs and ACE Step.

• Routes to ElevenLabs AI Music (premium 44.1 kHz stereo, $0.0083/s) for polished commercial vocal hooks, or ACE Step base ($0.0002/s) and ACE Step 1.5 (50+ language vocal support) for cost-sensitive batches and multilingual launches
• Includes audio-inpaint (regenerate a time-bounded section) and audio-outpaint (extend a track before or after) for editing existing tracks
• Automatically selects the right model based on user intent: premium vs cost-sensitive, multilingual, vocal vs instrumental, generate vs edit
• Ships documented prompting patterns and exact runcomfy run invokes for each model and endpoint