diff --git a/comfy_api/v3/__init__.py b/comfy_api/v3/__init__.py
index e69de29bb..b3a62e65a 100644
--- a/comfy_api/v3/__init__.py
+++ b/comfy_api/v3/__init__.py
@@ -0,0 +1,9 @@
+from comfy_api.v3._io import _IO
+from comfy_api.v3._ui import _UI
+from comfy_api.v3._resources import _RESOURCES
+
+io = _IO
+ui = _UI
+resources = _RESOURCES
+
+__all__ = ["io", "ui", "resources"]
diff --git a/comfy_api/v3/_io.py b/comfy_api/v3/_io.py
index ba6fe3c3a..0d7ac9974 100644
--- a/comfy_api/v3/_io.py
+++ b/comfy_api/v3/_io.py
@@ -24,7 +24,7 @@ from comfy.sd import StyleModel as StyleModel_
 from comfy_api.input import VideoInput
 from comfy_api.internal import (_ComfyNodeInternal, classproperty, copy_class, first_real_override, is_class,
     prune_dict, shallow_clone_class)
-from comfy_api.v3.resources import Resources, ResourcesLocal
+from comfy_api.v3._resources import Resources, ResourcesLocal
 from comfy_execution.graph import ExecutionBlocker
 
 # from comfy_extras.nodes_images import SVG as SVG_ # NOTE: needs to be moved before can be imported due to circular reference
@@ -1502,5 +1502,76 @@ class _UIOutput(ABC):
     def as_dict(self) -> dict:
         ...
 
-class IO:
+
+class _IO:
     FolderType = FolderType
+    UploadType = UploadType
+    RemoteOptions = RemoteOptions
+    NumberDisplay = NumberDisplay
+    comfytype = staticmethod(comfytype)
+    Custom = staticmethod(Custom)
+    InputV3 = InputV3
+    WidgetInputV3 = WidgetInputV3
+    OutputV3 = OutputV3
+    ComfyTypeI = ComfyTypeI
+    ComfyTypeIO = ComfyTypeIO
+    Boolean = Boolean
+    Int = Int
+    Float = Float
+    String = String
+    Combo = Combo
+    MultiCombo = MultiCombo
+    Image = Image
+    WanCameraEmbedding = WanCameraEmbedding
+    Webcam = Webcam
+    Mask = Mask
+    Latent = Latent
+    Conditioning = Conditioning
+    Sampler = Sampler
+    Sigmas = Sigmas
+    Noise = Noise
+    Guider = Guider
+    Clip = Clip
+    ControlNet = ControlNet
+    Vae = Vae
+    Model = Model
+    ClipVision = ClipVision
+    ClipVisionOutput = ClipVisionOutput
+    StyleModel = StyleModel
+    Gligen = Gligen
+    UpscaleModel = UpscaleModel
+    Audio = Audio
+    Video = Video
+    SVG = SVG
+    LoraModel = LoraModel
+    LossMap = LossMap
+    Voxel = Voxel
+    Mesh = Mesh
+    Hooks = Hooks
+    HookKeyframes = HookKeyframes
+    TimestepsRange = TimestepsRange
+    LatentOperation = LatentOperation
+    FlowControl = FlowControl
+    Accumulation = Accumulation
+    Load3DCamera = Load3DCamera
+    Photomaker = Photomaker
+    Point = Point
+    FaceAnalysis = FaceAnalysis
+    BBOX = BBOX
+    SEGS = SEGS
+    AnyType = AnyType
+    MultiType = MultiType
+    DynamicInput = DynamicInput
+    DynamicOutput = DynamicOutput
+    AutogrowDynamic = AutogrowDynamic
+    ComboDynamicInput = ComboDynamicInput
+    MatchType = MatchType
+    HiddenHolder = HiddenHolder
+    Hidden = Hidden
+    NodeInfoV1 = NodeInfoV1
+    NodeInfoV3 = NodeInfoV3
+    Schema = Schema
+    ComfyNode = ComfyNode
+    NodeOutput = NodeOutput
+    add_to_dict_v1 = staticmethod(add_to_dict_v1)
+    add_to_dict_v3 = staticmethod(add_to_dict_v3)
diff --git a/comfy_api/v3/_resources.py b/comfy_api/v3/_resources.py
index 12c751275..a6bdda972 100644
--- a/comfy_api/v3/_resources.py
+++ b/comfy_api/v3/_resources.py
@@ -63,3 +63,10 @@ class ResourcesLocal(Resources):
         if default is not ...:
             return default
         raise Exception(f"Unsupported resource key type: {type(key)}")
+
+
+class _RESOURCES:
+    ResourceKey = ResourceKey
+    TorchDictFolderFilename = TorchDictFolderFilename
+    Resources = Resources
+    ResourcesLocal = ResourcesLocal
diff --git a/comfy_api/v3/_ui.py b/comfy_api/v3/_ui.py
index d41d758d6..04e889f97 100644
--- a/comfy_api/v3/_ui.py
+++ b/comfy_api/v3/_ui.py
@@ -17,7 +17,7 @@ import folder_paths
 
 # used for image preview
 from comfy.cli_args import args
-from comfy_api.v3.io import ComfyNode, FolderType, Image, _UIOutput
+from comfy_api.v3._io import ComfyNode, FolderType, Image, _UIOutput
 
 
 class SavedResult(dict):
@@ -488,3 +488,17 @@ class PreviewText(_UIOutput):
 
     def as_dict(self):
         return {"text": (self.value,)}
+
+
+class _UI:
+    SavedResult = SavedResult
+    SavedImages = SavedImages
+    SavedAudios = SavedAudios
+    ImageSaveHelper = ImageSaveHelper
+    AudioSaveHelper = AudioSaveHelper
+    PreviewImage = PreviewImage
+    PreviewMask = PreviewMask
+    PreviewAudio = PreviewAudio
+    PreviewVideo = PreviewVideo
+    PreviewUI3D = PreviewUI3D
+    PreviewText = PreviewText
diff --git a/comfy_api/v3_01/__init__.py b/comfy_api/v3_01/__init__.py
new file mode 100644
index 000000000..928f629a7
--- /dev/null
+++ b/comfy_api/v3_01/__init__.py
@@ -0,0 +1,21 @@
+from comfy_api.v3._io import _IO
+from comfy_api.v3._ui import _UI
+from comfy_api.v3._resources import _RESOURCES
+import logging
+
+class Int(_IO.Int):
+    class Input(_IO.Int.Input):
+        def as_dict(self):
+            logging.info("I am in V3_01 def of Int 😎")
+            return super().as_dict()
+
+
+class IO_01(_IO):
+    Int = Int
+
+
+io = IO_01
+ui = _UI
+resources = _RESOURCES
+
+__all__ = ["io", "ui", "resources"]
diff --git a/comfy_extras/nodes_v3_test.py b/comfy_extras/nodes_v3_test.py
index b8e5e2ae0..c0816ebe0 100644
--- a/comfy_extras/nodes_v3_test.py
+++ b/comfy_extras/nodes_v3_test.py
@@ -7,7 +7,6 @@ import comfy.utils
 import comfy.sd
 import asyncio
 
-
 @io.comfytype(io_type="XYZ")
 class XYZ(io.ComfyTypeIO):
     Type = tuple[int,str]
diff --git a/execution.py b/execution.py
index c6c853a99..608006467 100644
--- a/execution.py
+++ b/execution.py
@@ -33,7 +33,7 @@ from comfy_execution.validation import validate_node_input
 from comfy_execution.progress import get_progress_state, reset_progress_state, add_progress_handler, WebUIProgressHandler
 from comfy_execution.utils import CurrentNodeContext
 from comfy_api.internal import _ComfyNodeInternal, first_real_override, is_class, make_locked_method_func
-from comfy_api.v3 import io
+from comfy_api.v3 import io, resources
 
 
 class ExecutionResult(Enum):
@@ -259,7 +259,7 @@ async def _async_map_node_over_list(prompt_id, unique_id, obj, input_data_all, f
                     # NOTE: this is a mock of resource management; for local, just stores ResourcesLocal on node instance
                     if hasattr(obj, "local_resources"):
                         if obj.local_resources is None:
-                            obj.local_resources = io.ResourcesLocal()
+                            obj.local_resources = resources.ResourcesLocal()
                         class_clone.resources = obj.local_resources
                 # TODO: delete this when done testing mocking dynamic inputs
                 for si in obj.SCHEMA.inputs: