config.json

{
  "architectures": [
    "GPT2LMHeadModel"
  ],
  "model_type": "gpt2",
  "vocab_size": 15000,
  "n_embd": 384,
  "n_layer": 12,
  "n_head": 6,
  "n_inner": 1024,
  "n_positions": 512,
  "bos_token_id": 1,
  "eos_token_id": 2,
  "pad_token_id": 3
}