ACE Studio
ACE-Step 1.5XL
Music generation rivaling Suno. Generates structured songs with vocals from a text prompt.
About This Model
ACE-Step 1.5XL is the first open-source music model that can hold a candle to commercial tools like Suno. Generates structured pop, rock, and electronic tracks with reasonable vocal coherence.
Check Your Hardware
See which quantizations of ACE-Step 1.5XL your hardware can run.
Quantization Options
| Quantization | Bits | File Size | VRAM Needed | RAM Needed | Quality |
|---|---|---|---|---|---|
| FP16 | 16 | 3 GB | 8 GB | 16 GB | 100% |
How to run ACE-Step 1.5XL
Pick a runtime — copy & paste. Commands are pre-filled with this model’s repo.
GUI. Browse → download → chat. MLX on Apple Silicon.
LM Studio home →- 1
Open LM Studio
Go to the 🔍 Search tab.
- 2
Search for
ACE-Step/ACE-Step-1.5XL - 3
Download
Pick the FP16 quant — best balance of size vs. quality.
- 4
Chat
Hit ▶ Load Model and start chatting. Toggle 'Local Server' to expose an OpenAI-compatible API on :1234.
Community benchmarks
Real tokens/sec reports from people running ACE-Step 1.5XL on actual hardware.
No community runs yet for this model. Be the first to submit your numbers.
Frequently Asked Questions
How much VRAM do I need to run ACE-Step 1.5XL?
ACE-Step 1.5XL requires 8GB VRAM minimum with FP16 quantization. For full precision, you need 8GB VRAM.
What is the best quantization for ACE-Step 1.5XL?
Q4_K_M offers the best balance of quality and VRAM usage. Q8_0 is near-lossless if you have enough VRAM.