Ace Step 1.5 in ComfyUI: Free & Local AI Music Generate Full AI Songs in 4 Seconds!

Video Description

In this hands-on tutorial, we dive into Ace Step 1.5 the blazing-fast, open-source AI music generation model that creates full songs with lyrics, vocals, and instruments in under 10 seconds. You’ll see exactly how to install and run it locally in ComfyUI using either the all-in-one checkpoint or modular components, configure prompts with structured lyrics, adjust BPM, key scale, and sampling settings, and generate high-quality audio tracks ranging from K-pop to hip-hop fusion. We also test official demo prompts, compare output quality across seeds and sampling steps, and explore how well the model follows stylistic and lyrical instructions. This video is perfect for AI creators, indie musicians, YouTubers, game developers, and content producers who want royalty-free, customizable music without relying on closed platforms like Suno or Udio. Whether you’re a beginner using ComfyUI for the first time or an advanced user experimenting with LoRA fine-tuning, this guide walks you through practical workflows—from basic generation to technical tweaks—so you can integrate AI music directly into your creative pipeline with full control and zero licensing fees. Ace Step 1.5 represents a major leap in open-source audio AI: it’s fast (under 4 seconds per 2-minute song), runs on consumer GPUs with 4GB VRAM, supports 50+ languages, and includes built-in tools for remixing, vocal removal, and personalization via LoRA. In a landscape dominated by proprietary models, this tool puts professional-grade music generation back in the hands of creators—locally, privately, and freely. Understanding how to use it now gives you a serious edge in 2026’s AI-powered content ecosystem. Resources: ACE-Step 1.5 : Pushing the Boundaries of Open-Source Music Generation https://ace-step.github.io/ace-step-v1.5.github.io/ Researcfh Paper : ACE-Step 1.5: Pushing the Boundaries of Open-Source Music Generation https://arxiv.org/abs/2602.00744 ACE-Step GitHub Profile https://ace-step.github.io/ ACE-Step HuggingFace Profile https://huggingface.co/ACE-Step ACE-Step Modelscope Profile https://modelscope.cn/organization/ACE-Step Ace-Step-v1.5 AI Music Model Website https://ace-step.github.io/ace-step-v1.5.github.io/ Ace-Step-v1.5 AI GitHub Code https://github.com/ace-step/ACE-Step-1.5 Hugging Face Repo https://huggingface.co/ACE-Step/Ace-Step1.5 Modelscope Repo https://modelscope.cn/models/ACE-Step/Ace-Step1.5 Ace-Step-v1.5 HF Space Demo https://huggingface.co/spaces/ACE-Step/Ace-Step-v1.5 ComfyUI Ace_step_1.5_ComfyUI_files https://huggingface.co/Comfy-Org/ace_step_1.5_ComfyUI_files ComfyUI Ace_step_1.5 Workflow: https://www.patreon.com/posts/149862779 -------------------------------------------------------------------------------------------------------------------------------- Local Workstation GPU : https://amzn.to/3XfXsAO -------------------------------------------------------------------------------------------------------------------------------- If You Like tutorial like this, You Can Support Our Work In Patreon: https://www.patreon.com/c/aifuturetech #comfyui #suno #acestep #aimusic