config.json

{
  "architectures": ["GPT2LMHeadModel"],
  "model_type": "gpt2",
  "vocab_size": 10000,
  "n_embd": 256,
  "n_layer": 2,
  "n_positions": 128,
  "n_inner": 1024,
  "n_head": 4,
  "activation_function": "relu",
  "bos_token_id": null,
  "eos_token_id": null,
  "pad_token_id": 0,
  "unk_token_id": 1,
  "mask_token_id": 2,
  "torch_dtype": "float32"
}