{
  "architectures": ["CustomGPT"],
  "model_type": "gpt",
  "vocab_size": 8192,
  "n_positions": 512,
  "n_embd": 512,
  "n_layer": 16,
  "n_head": 8,
  "n_inner": 2048,
  "activation": "gelu",
  "norm": "rmsnorm",
  "tie_word_embeddings": true,
  "attention": "causal-fused-qkv",
  "n_params": 54804992,
  "dtype": "float32",
  "note": "Custom GPT (not a transformers architecture). Load with model_loader.py. Weights in model.safetensors (99 tensors, weight-tied: tok.weight serves both embedding and output projection)."
}