diff --git a/pkgs/core/swarmauri_core/ComponentBase.py b/pkgs/core/swarmauri_core/ComponentBase.py
index df3feb1a..c8d4fd0c 100644
--- a/pkgs/core/swarmauri_core/ComponentBase.py
+++ b/pkgs/core/swarmauri_core/ComponentBase.py
@@ -28,7 +28,7 @@
 logger = logging.getLogger(__name__)
 T = TypeVar("T", bound="ComponentBase")
 
-class SubclassUnion(Generic[T], type):
+class SubclassUnion(type):
     """
     A generic class to create discriminated unions based on resource types.
     """
@@ -99,7 +99,7 @@ class ComponentBase(BaseModel):
     # Class-level registry mapping resource types to their type mappings
     TYPE_REGISTRY: ClassVar[Dict[Type['ComponentBase'], Dict[str, Type['ComponentBase']]]] = {}
     # Model registry mapping models to their resource types
-    MODEL_REGISTRY: ClassVar[Dict[Type[BaseModel], Type['ComponentBase']]] = {}
+    MODEL_REGISTRY: ClassVar[Dict[Type[BaseModel], List[Type['ComponentBase']]]] = {}
     _lock: ClassVar[Lock] = Lock()
 
     name: Optional[str] = None
@@ -194,9 +194,9 @@ def decorator(model_cls: Type[BaseModel]):
             if model_cls not in cls.MODEL_REGISTRY:
                 cls.MODEL_REGISTRY[model_cls] = []
 
-            # Inspect all fields to find SubclassUnion annotations
+            # Inspect all fields to find SubclassUnion annotations, including inherited fields
             for field_name, field in model_cls.__fields__.items():
-                field_annotation = model_cls.__annotations__.get(field_name)
+                field_annotation = cls.get_field_annotation(model_cls, field_name)
                 if not field_annotation:
                     continue
 
@@ -208,10 +208,29 @@ def decorator(model_cls: Type[BaseModel]):
                         if resource_type not in cls.MODEL_REGISTRY[model_cls]:
                             cls.MODEL_REGISTRY[model_cls].append(resource_type)
                             logger.info(f"Registered model '{model_cls.__name__}' for resource '{resource_type.__name__}'")
-            cls.recreate_models()
             return model_cls
         return decorator
 
+    @classmethod
+    def get_field_annotation(cls, model_cls: Type[BaseModel], field_name: str):
+        """
+        Retrieve the field annotation for a given field, including inherited fields.
+
+        Parameters:
+        - model_cls: The Pydantic model class.
+        - field_name: The name of the field.
+
+        Returns:
+        - The type annotation of the field, or None if not found.
+        """
+        for base in inspect.getmro(model_cls):
+            if base == object:
+                continue
+            annotations = getattr(base, '__annotations__', {})
+            if field_name in annotations:
+                return annotations[field_name]
+        return None
+
     @classmethod
     def get_class_by_type(cls, resource_type: Type[T], type_name: str) -> Type['ComponentBase']:
         """
@@ -248,7 +267,6 @@ def field_contains_subclass_union(cls, field_annotation) -> bool:
             return any(cls.field_contains_subclass_union(arg) for arg in args)
         return False
 
-
     @classmethod
     def extract_resource_types_from_field(cls, field_annotation) -> List[Type['ComponentBase']]:
         """
@@ -292,7 +310,6 @@ def extract_resource_types_from_field(cls, field_annotation) -> List[Type['Compo
         
         return resource_types
 
-
     @classmethod
     def determine_new_type(cls, field_annotation, resource_type):
         """
@@ -367,20 +384,28 @@ def determine_new_type(cls, field_annotation, resource_type):
 
         return new_type
 
-        
     @classmethod
     def generate_models_with_fields(cls) -> Dict[Type[BaseModel], Dict[str, Any]]:
         """
-        Automatically generate the models_with_fields dictionary based on registered models.
-
+        Automatically generate the models_with_fields dictionary based on registered models,
+        including subclasses that inherit fields using SubclassUnion.
+        
         Returns:
         - A dictionary mapping model classes to their fields and corresponding resource types.
         """
         models_with_fields = {}
-        for model_cls, resource_types in cls.MODEL_REGISTRY.items():
+        
+        # Collect all models, including subclasses of registered models
+        all_models = set(cls.MODEL_REGISTRY.keys())
+        for model_cls in list(all_models):
+            for subclass in model_cls.__subclasses__():
+                if issubclass(subclass, BaseModel):
+                    all_models.add(subclass)
+        
+        for model_cls in all_models:
             models_with_fields[model_cls] = {}
-            for field_name, field in model_cls.__fields__.items():
-                field_annotation = model_cls.__annotations__.get(field_name)
+            for field_name in model_cls.__fields__:
+                field_annotation = cls.get_field_annotation(model_cls, field_name)
                 if not field_annotation:
                     continue
 
@@ -396,6 +421,7 @@ def generate_models_with_fields(cls) -> Dict[Type[BaseModel], Dict[str, Any]]:
 
         return models_with_fields
 
+
     @classmethod
     def recreate_models(cls):
         """
@@ -409,8 +435,11 @@ def recreate_models(cls):
                         model_class.model_fields[field_name].annotation = new_type
                     else:
                         raise ValueError(f"Field '{field_name}' does not exist in model '{model_class.__name__}'")
-                if model_class.model_rebuild(force=True):
+                try:
+                    model_class.model_rebuild(force=True)
                     logger.debug(f"'{model_class}' has been successfully recreated.")
-                else:
-                    logger.debug(f"'{model_class}' recreation has failed.")
-            logger.info("All models have been successfully recreated.")
\ No newline at end of file
+                except ValidationError as ve:
+                    logger.error(f"Validation error while rebuilding model '{model_class.__name__}': {ve}")
+                except Exception as e:
+                    logger.error(f"Error while rebuilding model '{model_class.__name__}': {e}")
+            logger.info("All models have been successfully recreated.")