config.json

{
  "architecture": "TransformerLM",
  "model_type": "custom-decoder-only-transformer",
  "tokenizer": "tiktoken-gpt2-bpe",
  "weight_tying": true,
  "pre_layernorm": true,
  "positional_encoding": "sinusoidal",
  "activation": "gelu",
  "vocab_size": 50257,
  "d_model": 256,
  "n_heads": 4,
  "n_layers": 6,
  "d_ff": 1024,
  "max_seq_len": 256,
  "dropout": 0.1,
  "training": {
    "dataset": "Skylion007/openwebtext",
    "steps": 17999,
    "val_loss": 4.986894807815552
  }
}