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+# Preparing Artifact format
+
+ When saving an artifact with ORMB you have to declare its format in ormbfile.yaml, which is case sensitive. Here is the list of the accepted format values and extensions.
+
+| Format | Required format value | Required artifact extension |
+| ------------- | ------------- | ------------- |
+| SavedModel  |  "SavedModel"  | "saved_model.pb"  |
+| ONNX  |  "ONNX"  | ".onnx"  |
+| H5  | "H5"  | ".h5"  |
+| PMML  | "PMML"  | ".pmml"  |
+| CaffeModel  | "CaffeModel"  | ".caffemodel"  |
+| NetDef  | "NetDef"  | "init_net.pb"  |
+| MXNetParams  | "MXNetParams"  | ".params"  |
+| TorchScript  | "TorchScript"  | ".pt"  |
+| GraphDef  | "GraphDef"  | ".graphdef"  |
+| TensorRT  | "TensorRT"  | ".engine"   |
+| SKLearn  | "SKLearn"  | ".joblib"  |
+| XGBoost  | "XGBoost"  | ".xgboost"  |
+| MLflow  | "MLflow"  | -  |
+| Pickle  | "Pickle"  | ".pickle"  |
+| Others  | "Others"  | -  |