{
  "type": "quantile_regression_forest",
  "task": "llm_output_length_upper_bound_prediction",
  "training_trace": "lmsys-chat",
  "models": ["llama-3.1-8b", "qwen2.5-7b"],
  "quantile": 0.95,
  "framework": "scikit-learn",
  "serialization": "joblib/pickle",
  "jitserve_version": "nsdi26",
  "notes": "QRF predictor and vectorizer must be loaded together"
}