quantize_config.json

{
  "bits": 4,
  "dynamic": null,
  "group_size": 128,
  "desc_act": false,
  "sym": true,
  "lm_head": false,
  "true_sequential": true,
  "quant_method": "gptq",
  "checkpoint_format": "gptq",
  "meta": {
    "quantizer": "gptqmodel:1.4.5",
    "uri": "https://github.com/modelcloud/gptqmodel",
    "damp_percent": 0.1,
    "damp_auto_increment": 0.0015
  }
}