diff --git a/src/backend/base/langflow/template/field/input_mixin.py b/src/backend/base/langflow/template/field/input_mixin.py
index e58749c92..a053c62b4 100644
--- a/src/backend/base/langflow/template/field/input_mixin.py
+++ b/src/backend/base/langflow/template/field/input_mixin.py
@@ -1,7 +1,7 @@
 from enum import Enum
-from typing import Any, Optional
+from typing import Annotated, Any, Optional
 
-from pydantic import BaseModel, ConfigDict, Field, field_validator
+from pydantic import BaseModel, ConfigDict, Field, PlainSerializer, field_validator
 
 from langflow.field_typing.range_spec import RangeSpec
 
@@ -18,11 +18,14 @@ class FieldTypes(str, Enum):
     PROMPT = "Prompt"
 
 
+SerializableFieldTypes = Annotated[FieldTypes, PlainSerializer(lambda v: v.value, return_type=str)]
+
+
 # Base mixin for common input field attributes and methods
 class BaseInputMixin(BaseModel):
     model_config = ConfigDict(arbitrary_types_allowed=True)
 
-    field_type: Optional[FieldTypes] = Field(default=FieldTypes.TEXT)
+    field_type: Optional[SerializableFieldTypes] = Field(default=FieldTypes.TEXT)
 
     required: bool = False
     """Specifies if the field is required. Defaults to False."""
diff --git a/src/backend/base/langflow/template/field/inputs.py b/src/backend/base/langflow/template/field/inputs.py
index c71061f6e..859ee8de3 100644
--- a/src/backend/base/langflow/template/field/inputs.py
+++ b/src/backend/base/langflow/template/field/inputs.py
@@ -1,46 +1,59 @@
-from pydantic import SecretStr
+from typing import Callable, Optional, Union
 
-from langflow.field_typing.constants import NestedDict
-from langflow.template.field.base import Input
+from pydantic import Field
+
+from langflow.template.field.input_mixin import (
+    BaseInputMixin,
+    DatabaseLoadMixin,
+    DropDownMixin,
+    FieldTypes,
+    FileMixin,
+    ListableInputMixin,
+    RangeMixin,
+)
 
 
-class StrInput(Input):
-    field_type: str | type | None = str
+class PromptInput(BaseInputMixin, ListableInputMixin):
+    field_type = FieldTypes.PROMPT
 
 
-class SecretStrInput(Input):
-    field_type: str | type | None = SecretStr
-    password = True
+# Applying mixins to a specific input type
+class StrInput(BaseInputMixin, ListableInputMixin):  # noqa: F821
+    field_type = FieldTypes.TEXT
+    multiline: bool = Field(default=False)
+    """Defines if the field will allow the user to open a text editor. Default is False."""
 
 
-class IntInput(Input):
-    field_type: str | type | None = int
+class SecretStrInput(BaseInputMixin, DatabaseLoadMixin):
+    field_type = FieldTypes.PASSWORD
+    password: bool = Field(default=True)
 
 
-class FloatInput(Input):
-    field_type: str | type | None = float
+class IntInput(BaseInputMixin, ListableInputMixin, RangeMixin):
+    field_type = FieldTypes.INTEGER
 
 
-class BoolInput(Input):
-    field_type: str | type | None = bool
+class FloatInput(BaseInputMixin, ListableInputMixin, RangeMixin):
+    field_type = FieldTypes.FLOAT
 
 
-class NestedDictInput(Input):
-    field_type: str | type | None = NestedDict
+class BoolInput(BaseInputMixin, ListableInputMixin):
+    field_type = FieldTypes.BOOLEAN
 
 
-class DictInput(Input):
-    field_type: str | type | None = dict
+class NestedDictInput(BaseInputMixin, ListableInputMixin):
+    field_type = FieldTypes.NESTED_DICT
 
 
-class ListInput(Input):
-    is_list = True
+class DictInput(BaseInputMixin, ListableInputMixin):
+    field_type = FieldTypes.DICT
 
 
-class DropdownInput(Input):
-    field_type: str | type | None = str
-    options = []
+class DropdownInput(BaseInputMixin, DropDownMixin):
+    field_type = FieldTypes.TEXT
+    options: Optional[Union[list[str], Callable]] = None
+    """List of options for the field. Only used when is_list=True. Default is an empty list."""
 
 
-class FileInput(Input):
-    field_type: str | type | None = str
+class FileInput(BaseInputMixin, ListableInputMixin, FileMixin):
+    field_type = FieldTypes.FILE