model_args.json

{
  "model_name_or_path": "Qwen/Qwen3-4B-Instruct-2507",
  "trust_remote_code": true,
  "dropout": 0.1,
  "train_mode": "lora_head",
  "lora_r": 64,
  "lora_alpha": 128,
  "lora_dropout": 0.1,
  "lora_target_modules": null,
  "value_head_type": "mlp"
}