{
  "final_step": 6000,
  "total_tokens": "197M",
  "final_train_loss": 3.9119,
  "final_val_loss": 4.0,
  "final_val_perplexity": 54.6,
  "random_baseline_ppl": 59832,
  "improvement_over_random": "1096x",
  "training_hardware": "NVIDIA Tesla T4 (16GB)",
  "training_time_hours": 8.5,
  "optimizer": "AdamW",
  "peak_lr": 0.0003,
  "lr_schedule": "linear warmup + cosine decay",
  "batch_size_effective": 64
}