vae/config.json

{
  "_class_name": "AutoencoderKLFlux2",
  "_diffusers_version": "0.39.0",
  "_name_or_path": "black-forest-labs/FLUX.2-small-decoder",
  "act_fn": "silu",
  "batch_norm_eps": 0.0001,
  "batch_norm_momentum": 0.1,
  "block_out_channels": [
    128,
    256,
    512,
    512
  ],
  "decoder_block_out_channels": [
    96,
    192,
    384,
    384
  ],
  "down_block_types": [
    "DownEncoderBlock2D",
    "DownEncoderBlock2D",
    "DownEncoderBlock2D",
    "DownEncoderBlock2D"
  ],
  "force_upcast": true,
  "in_channels": 3,
  "latent_channels": 32,
  "layers_per_block": 2,
  "mid_block_add_attention": true,
  "norm_num_groups": 32,
  "out_channels": 3,
  "patch_size": [
    2,
    2
  ],
  "quantization_config": {
    "_load_in_4bit": true,
    "_load_in_8bit": false,
    "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": null,
    "llm_int8_threshold": 6.0,
    "load_in_4bit": true,
    "load_in_8bit": false,
    "quant_method": "bitsandbytes"
  },
  "sample_size": 1024,
  "up_block_types": [
    "UpDecoderBlock2D",
    "UpDecoderBlock2D",
    "UpDecoderBlock2D",
    "UpDecoderBlock2D"
  ],
  "use_post_quant_conv": true,
  "use_quant_conv": true
}