Cover and Extend · everything expanded

Every accordion open. Every control visible. Showing the actual depth of options. In production, "Advanced", "LM planner", "DCW" stay collapsed by default — but this is the full surface so you can verify nothing is missing.

🎤 Cover — fully expanded

ACE Music Studio.
Built with ♥. Drop a like · Follow @techfreakworm for what's next.
ready · MPS · M5 Max
🎵Generate
🎤Cover
⏩Extend
✏️Edit
✍️Lyrics
History · session
▶ psy_cover · just now
▶ lofi_remix · 3m
▶ ambient_v2 · 12m
1 · Reference audio wav / mp3 / flac · ≤ 60 s · matters most for first 12 s
↑ reference_psy_track.wav
44.1 kHz · stereo · 28.4 s · 2.1 MB
2 · New style prompt leave blank to fully inherit reference style
faster, more aggressive leads, club-ready
3 · New lyrics use [verse] [chorus] [bridge] tags · open Lyrics tab to draft with AI
[intro] driving acid bassline
[verse] new lyrics over the reference style
[chorus] one more time, one more time
[outro] ...
Duration seconds
5 – 240 s30
Vocal mode
With vocals
Instrumental
Cover-specific how the reference influences the output
Cover strength0.93
Cover noise0.00
LoRA stack · 2 active ▾
Bundled presets click to toggle
RapMachine Chinese Rap Lyric2Vocal Text2Samples
Active stack applied in order, top first
RapMachine · preset 0.85 ×
psytrance_v2 · custom · 47 MB · rank 64 0.95 ×
↑ drop .safetensors here or click
Advanced ▾
BPM
135
Key / scale
auto
Time sig
4 / 4
Sampler
heun ▾
Vocal language
auto ▾
Inference steps50
CFG scale5.0
Shift3
Negative prompt things to avoid in the output
bitcrushed, aliasing, jazz, pop, vocal hooks, slow tempo
Audio format
mp3 320
wav 44.1
Loudness
✓ Normalize to -14 LUFS
Fade in
0.0 s
Fade out
0.0 s
Seed
1297183202
 
Lock seed · re-use across retakes
LM planner · Qwen3 thinking ▾
✓ Thinking enabled + slower but better structure
✓ Constrained decoding
Temp
0.85
Top-k
0
Top-p
0.90
LM CFG
2
CoT pipeline toggles which fields the LM rewrites
metas
caption
lyrics
language
LM negative prompt
happy chords, major scale
DCW · dynamic CFG warping ▾
✓ DCW enabled
Mode
double ▾
Wavelet
haar ▾
 
leave defaults if unsure
DCW scaler0.02
High scaler0.06
▶ Generate cover · est. ~35 s on M5 Max
Output · cover · 30 s · seed 1297183202
Compare side-by-side with reference
▶ 0:00 / 0:30 ↻ retake · new seed
Stems · Demucs htdemucs_ft
vocals · 1.8 MB↓
drums · 1.6 MB↓
bass · 1.4 MB↓
other · 1.7 MB↓
Export
↓ mp3 · 320k · 1.2 MB ↓ wav · 44.1k · 5.3 MB ↓ stems zip { } meta json ↗ copy share link
Metadata · for reproducibility
{
  "mode": "cover",
  "prompt": "faster, more aggressive leads, club-ready",
  "lyrics_first_line": "[intro] driving acid bassline...",
  "ref_audio_sha256": "a4f1...d29c",
  "duration_s": 30, "bpm": 135, "key": "auto",
  "sampler": "heun", "steps": 50, "cfg": 5.0, "shift": 3,
  "audio_cover_strength": 0.93, "cover_noise_strength": 0.0,
  "lm": {"thinking": true, "temp": 0.85, "top_p": 0.9, "cfg": 2,
       "cot": {"metas": false, "caption": false, "lyrics": false}},
  "dcw": {"enabled": true, "mode": "double", "scaler": 0.02, "high_scaler": 0.06, "wavelet": "haar"},
  "loras": [
    {"name": "RapMachine", "scale": 0.85, "sha256": "b7e2..."},
    {"name": "psytrance_v2", "scale": 0.95, "sha256": "0c94..."}
  ],
  "seed": 1297183202,
  "output_sha256": "f33a...19b8"
}

⏩ Extend — fully expanded

ACE Music Studio.
Built with ♥. Drop a like · Follow @techfreakworm for what's next.
ready · MPS · M5 Max
🎵Generate
🎤Cover
⏩Extend
✏️Edit
✍️Lyrics
1 · Seed audio what to continue · wav / mp3 / flac · ≤ 240 s
↑ unfinished_track_v3.wav
44.1 kHz · stereo · 1:42 · 18.0 MB · BPM detected 135 · key C minor
2 · Extension prompt style hint for what comes next
build to climax, layered acid leads, then breakdown
3 · Extension lyrics optional · use [verse] [chorus] tags · blank = instrumental continuation
[bridge] the drop is coming...
[chorus] one more time, one more time
Extra duration seconds
5 – 120 s60
Vocal mode
With vocals
Instrumental
Extend-specific how the seam is handled
Repaint mode
balanced ▾
Chunk mask
auto ▾
Repaint strength0.50
Latent crossfade frames10
WAV crossfade seconds2.0
LoRA stack · 1 active▾
Bundled presets
RapMachine Chinese Rap Lyric2Vocal Text2Samples
Active stack
psytrance_v2 · custom · 47 MB 0.95 ×
↑ drop .safetensors here
Advanced▾
BPM inherits from seed if blank
135
Key / scale
C minor
Time sig
4 / 4
Sampler
heun ▾
Vocal language
en ▾
Inference steps50
CFG scale5.0
Shift3
Negative prompt
bitcrushed, aliasing, lo-fi hiss
Audio format
mp3 320
wav 44.1
Loudness
✓ -14 LUFS
Seed
9911
 
Lock seed
LM planner · Qwen3 thinking▾
✓ Thinking enabled
✓ Constrained decoding
Temp
0.85
Top-k
0
Top-p
0.90
LM CFG
2
CoT pipeline toggles
metas
caption
lyrics
language
DCW · dynamic CFG warping▾
✓ DCW enabled
Mode
double ▾
Wavelet
haar ▾
DCW scaler0.02
High scaler0.06
▶ Extend · est. ~50 s · output 2:42 total
Output · extended · 2:42 · seed 9911
✓ Show seed boundary marker
↑ seed ends · 1:42
▶ 0:00 / 2:42 ↻ retake
Stems · Demucs
vocals↓
drums↓
bass↓
other↓
Export
↓ full mp3 · 6.3 MB ↓ extension-only mp3 · 2.4 MB ↓ full wav ↓ stems zip { } meta json ↗ share link
Metadata
{
  "mode": "extend",
  "seed_audio_sha256": "e5c0...21ed",
  "seed_duration_s": 102,
  "extension_prompt": "build to climax, layered acid leads...",
  "extension_lyrics_first_line": "[bridge] the drop is coming...",
  "extra_duration_s": 60,
  "repaint_mode": "balanced",
  "repaint_strength": 0.5,
  "latent_crossfade_frames": 10,
  "wav_crossfade_s": 2.0,
  "chunk_mask_mode": "auto",
  "bpm": 135, "key": "C minor",
  "sampler": "heun", "steps": 50, "cfg": 5.0, "shift": 3,
  "lm": {"thinking": true, "temp": 0.85, "top_p": 0.9},
  "dcw": {"enabled": true, "mode": "double", "scaler": 0.02},
  "loras": [{"name": "psytrance_v2", "scale": 0.95, "sha256": "0c94..."}],
  "seed": 9911,
  "output_sha256": "9fbc...4071"
}
✓

Both look right — show Edit + Lyrics + Generate (refreshed) next

Cover and Extend hierarchies + control depth are correct. Continue.

✎

Revise — tell me which control / section

Reply in terminal with specifics. I'll redo a single section without re-pushing the whole thing.