ryanontheinside/jazz-acestep1.5-v1

Jazz

Jazz-style generation. Covers: smooth jazz quartet, walking upright bass, brushed drums, mellow piano; swing jazz, walking upright bass, brushed drums, big band horns; and jazz fusion, electric piano, complex chord changes, technical bass solo.

Quick start

• Base model: AceStep v1.5 Turbo (2B)
• Trigger word: roti-j4zzz (must appear in the prompt to activate)
• Recommended strength: 1.0
• Tested strength range: 0.3 – 1.0
• Recommended steps: 8
• Recommended guidance: 7.0
• Recommended shift: 3.0
• Sample rate: 48000 Hz

Example prompts

• smooth jazz quartet, walking upright bass, brushed drums, mellow piano (90 BPM, Bb major)
• swing jazz, walking upright bass, brushed drums, big band horns (130 BPM, F major)
• jazz fusion, electric piano, complex chord changes, technical bass solo (110 BPM, D minor)

Training

• Rank 64, alpha 128, dropout 0.1
• Target modules: q_proj, k_proj, v_proj, o_proj
• 500 epochs / 7500 steps, batch 1, optimizer adamw_fused, lr 0.0003, warmup 100
• Dataset: 15 synthetic tracks, 3157s total, instrumental fraction 0.133

Files

• jazz-v1.safetensors — PEFT LoRA weights (88,130,248 bytes, sha256 85afcd59c21efea1f025bb265d00b2a7bb53cffa8f51b35ade09d0de750975be)
• jazz-v1.metadata.json — machine-readable sidecar (schema v1)
• adapter_config.json — PEFT adapter config

Full metadata: see jazz-v1.metadata.json.