jang_config.json

{
  "quantization": {
    "method": "jang-importance",
    "profile": "JANG_3S",
    "target_bits": 3,
    "actual_bits": 3.83,
    "block_size": 64,
    "calibration_method": "activations",
    "quantization_method": "mse-all",
    "scoring_method": "awq+hessian",
    "bit_widths_used": [
      3,
      6
    ],
    "quantization_scheme": "asymmetric",
    "quantization_backend": "mx.quantize",
    "hadamard_rotation": false
  },
  "source_model": {
    "name": "gemma-4-31B-it",
    "dtype": "bfloat16",
    "parameters": "29.2B"
  },
  "architecture": {
    "type": "transformer",
    "attention": "gqa",
    "has_vision": true,
    "has_ssm": false,
    "has_moe": false
  },
  "runtime": {
    "total_weight_bytes": 14690156544,
    "total_weight_gb": 13.68
  },
  "format": "jang",
  "format_version": "2.0"
}