models:
  - model: Qwen/Qwen3-4B
    parameters:
      weight: 1.0
      density: 1.0
  - model: Qwen/Qwen3-4B-Thinking-2507
    parameters:
      weight: 0.3
      density: 0.5
merge_method: ties
base_model: Qwen/Qwen3-4B
dtype: bfloat16
parameters:
  normalize: true
  int8_mask: true