{
  "_class_name": "LongCatVideoTransformer3DModel",
  "_diffusers_version": "0.38.0",
  "_name_or_path": "/workspace/LongCat-Video/dit",
  "adaln_tembed_dim": 512,
  "bsa_params": {
    "chunk_3d_shape_k": [
      4,
      4,
      4
    ],
    "chunk_3d_shape_q": [
      4,
      4,
      4
    ],
    "sparsity": 0.9375
  },
  "caption_channels": 4096,
  "cp_split_hw": null,
  "depth": 48,
  "enable_bsa": false,
  "enable_flashattn2": true,
  "enable_flashattn3": false,
  "enable_xformers": false,
  "frequency_embedding_size": 256,
  "hidden_size": 4096,
  "in_channels": 16,
  "mlp_ratio": 4,
  "num_heads": 32,
  "out_channels": 16,
  "patch_size": [
    1,
    2,
    2
  ],
  "quantization_config": {
    "_load_in_4bit": false,
    "_load_in_8bit": true,
    "bnb_4bit_compute_dtype": "float32",
    "bnb_4bit_quant_storage": "uint8",
    "bnb_4bit_quant_type": "fp4",
    "bnb_4bit_use_double_quant": false,
    "llm_int8_enable_fp32_cpu_offload": false,
    "llm_int8_has_fp16_weight": false,
    "llm_int8_skip_modules": [
      "linear"
    ],
    "llm_int8_threshold": 6.0,
    "load_in_4bit": false,
    "load_in_8bit": true,
    "quant_method": "bitsandbytes"
  },
  "text_tokens_zero_pad": true
}