Open-source music generation model ACE-Step 1.5, 4-minute song generation 1 second

Open-source music generation model ACE-Step 1.5 received first-day support at ComfyUI, using a hybrid LM+DiT structure to produce a full four-minute song on RTX 5090 for only about one second; model support for 50+ language commands, which can be run without less than 4GB visibility, with a music consistency rating of 4.72 above most business models; and support for LoRA to fine-tune to personalize style, which is about to support music re-engineering Cover and clip restoration of Repaint functionality, and to work locally to ensure data security。