diff --git a/comfy/cli_args.py b/comfy/cli_args.py
index 0fc38a9cf..a5f0cae45 100644
--- a/comfy/cli_args.py
+++ b/comfy/cli_args.py
@@ -87,6 +87,7 @@ def _create_parser() -> EnhancedConfigArgParser:
     parser.add_argument("--preview-method", type=LatentPreviewMethod, default=LatentPreviewMethod.Auto,
                         help="Default preview method for sampler nodes.", action=EnumAction)
 
+    parser.add_argument("--preview-size", type=int, default=512, help="Sets the maximum preview size for sampler nodes.")
     cache_group = parser.add_mutually_exclusive_group()
     cache_group.add_argument("--cache-lru", type=int, default=0, help="Use LRU caching with a maximum of N node results cached. May use more RAM/VRAM.")
     attn_group = parser.add_mutually_exclusive_group()
diff --git a/comfy/cli_args_types.py b/comfy/cli_args_types.py
index 70af63f6f..82ce9a212 100644
--- a/comfy/cli_args_types.py
+++ b/comfy/cli_args_types.py
@@ -110,6 +110,7 @@ class Configuration(dict):
         force_channels_last (bool): Force channels last format when inferencing the models.
         force_hf_local_dir_mode (bool): Download repos from huggingface.co to the models/huggingface directory with the "local_dir" argument instead of models/huggingface_cache with the "cache_dir" argument, recreating the traditional file structure.
         executor_factory (str): Either ThreadPoolExecutor or ProcessPoolExecutor, defaulting to ThreadPoolExecutor
+        preview_size (int): Sets the maximum preview size for sampler nodes. Defaults to 512.
     """
 
     def __init__(self, **kwargs):
@@ -184,6 +185,7 @@ class Configuration(dict):
         self.max_queue_size: int = 65536
         self.force_channels_last: bool = False
         self.force_hf_local_dir_mode = False
+        self.preview_size: int = 512
 
         # from guill
         self.cache_lru: int = 0
diff --git a/comfy/client/embedded_comfy_client.py b/comfy/client/embedded_comfy_client.py
index 659e66fa6..68e9767bb 100644
--- a/comfy/client/embedded_comfy_client.py
+++ b/comfy/client/embedded_comfy_client.py
@@ -100,6 +100,38 @@ def _cleanup():
 
 
 class EmbeddedComfyClient:
+    """
+    Embedded client for comfy executing prompts as a library.
+
+    This client manages a single-threaded executor to run long-running or blocking tasks
+    asynchronously without blocking the asyncio event loop. It initializes a PromptExecutor
+    in a dedicated thread for executing prompts and handling server-stub communications.
+    Example usage:
+
+    Asynchronous (non-blocking) usage with async-await:
+    ```
+    # Write a workflow, or enable Dev Mode in the UI settings, then Save (API Format) to get the workflow in your
+    # workspace.
+    prompt_dict = {
+      "1": {"class_type": "KSamplerAdvanced", ...}
+      ...
+    }
+    # Validate your workflow (the prompt)
+    from comfy.api.components.schema.prompt import Prompt
+    prompt = Prompt.validate(prompt_dict)
+    # Then use the client to run your workflow. This will start, then stop, a local ComfyUI workflow executor.
+    # It does not connect to a remote server.
+    async def main():
+        async with EmbeddedComfyClient() as client:
+            outputs = await client.queue_prompt(prompt)
+            print(outputs)
+        print("Now that we've exited the with statement, all your VRAM has been cleared from ComfyUI")
+    if __name__ == "__main__"
+        asyncio.run(main())
+    ```
+
+    In order to use this in blocking methods, learn more about asyncio online.
+    """
     def __init__(self, configuration: Optional[Configuration] = None, progress_handler: Optional[ExecutorToClientProgress] = None, max_workers: int = 1, executor: Executor = None):
         self._progress_handler = progress_handler or ServerStub()
         self._executor = executor or ThreadPoolExecutor(max_workers=max_workers)
diff --git a/comfy/cmd/latent_preview.py b/comfy/cmd/latent_preview.py
index fa19408bb..8c2f00970 100644
--- a/comfy/cmd/latent_preview.py
+++ b/comfy/cmd/latent_preview.py
@@ -12,7 +12,7 @@ from .. import model_management
 from .. import utils
 import logging
 
-MAX_PREVIEW_RESOLUTION = 512
+MAX_PREVIEW_RESOLUTION = args.preview_size
 
 
 def preview_to_image(latent_image):
diff --git a/comfy/cmd/main.py b/comfy/cmd/main.py
index 6b53995cb..47fb8c1ab 100644
--- a/comfy/cmd/main.py
+++ b/comfy/cmd/main.py
@@ -200,6 +200,7 @@ async def main(from_script_dir: Optional[Path] = None):
     folder_paths.add_model_folder_path("clip", os.path.join(folder_paths.get_output_directory(), "clip"))
     folder_paths.add_model_folder_path("vae", os.path.join(folder_paths.get_output_directory(), "vae"))
     folder_paths.add_model_folder_path("diffusion_models", os.path.join(folder_paths.get_output_directory(), "diffusion_models"))
+    folder_paths.add_model_folder_path("loras", os.path.join(folder_paths.get_output_directory(), "loras"))
 
     if args.input_directory:
         input_dir = os.path.abspath(args.input_directory)
diff --git a/comfy/component_model/executor_types.py b/comfy/component_model/executor_types.py
index 612a5d7bf..74e6b1bf1 100644
--- a/comfy/component_model/executor_types.py
+++ b/comfy/component_model/executor_types.py
@@ -6,9 +6,10 @@ from enum import Enum
 from typing import Optional, Literal, Protocol, Union, NamedTuple, List
 
 import PIL.Image
-from typing_extensions import NotRequired, TypedDict, runtime_checkable
+from typing_extensions import NotRequired, TypedDict
 
 from .queue_types import BinaryEventTypes
+from ..cli_args_types import Configuration
 from ..nodes.package_typing import InputTypeSpec
 
 
@@ -201,4 +202,7 @@ class Executor(Protocol):
         ...
 
     def shutdown(self, wait=True, *, cancel_futures=False):
-        ...
\ No newline at end of file
+        ...
+
+
+ExecutePromptArgs = tuple[dict, str, str, dict, ExecutorToClientProgress | None, Configuration | None]
diff --git a/comfy/controlnet.py b/comfy/controlnet.py
index 631b22b62..835c85794 100644
--- a/comfy/controlnet.py
+++ b/comfy/controlnet.py
@@ -493,14 +493,15 @@ def load_controlnet_flux_instantx_union(sd, controlnet_class, weight_dtype, full
     return control
 
 
-def load_controlnet_flux_xlabs(sd):
+def load_controlnet_flux_xlabs_mistoline(sd, mistoline=False):
     model_config, operations, load_device, unet_dtype, manual_cast_dtype, offload_device = controlnet_config(sd)
-    control_model = controlnet_flux.ControlNetFlux(operations=operations, device=offload_device, dtype=unet_dtype, **model_config.unet_config)
+    control_model = controlnet_flux.ControlNetFlux(mistoline=mistoline, operations=operations, device=offload_device, dtype=unet_dtype, **model_config.unet_config)
     control_model = controlnet_load_state_dict(control_model, sd)
     extra_conds = ['y', 'guidance']
     control = ControlNet(control_model, load_device=load_device, manual_cast_dtype=manual_cast_dtype, extra_conds=extra_conds)
     return control
 
+
 def load_controlnet_flux_instantx(sd):
     new_sd = model_detection.convert_diffusers_mmdit(sd, "")
     model_config, operations, load_device, unet_dtype, manual_cast_dtype, offload_device = controlnet_config(new_sd)
@@ -520,6 +521,11 @@ def load_controlnet_flux_instantx(sd):
     control = ControlNet(control_model, compression_ratio=1, latent_format=latent_format, load_device=load_device, manual_cast_dtype=manual_cast_dtype, extra_conds=extra_conds)
     return control
 
+
+def convert_mistoline(sd):
+    return utils.state_dict_prefix_replace(sd, {"single_controlnet_blocks.": "controlnet_single_blocks."})
+
+
 def load_controlnet(ckpt_path, model=None, weight_dtype=FLUX_WEIGHT_DTYPES[0]):
     controlnet_data = utils.load_torch_file(ckpt_path, safe_load=True)
     if 'after_proj_list.18.bias' in controlnet_data.keys():  # Hunyuan DiT
@@ -580,13 +586,15 @@ def load_controlnet(ckpt_path, model=None, weight_dtype=FLUX_WEIGHT_DTYPES[0]):
         if len(leftover_keys) > 0:
             logging.warning("leftover keys: {}".format(leftover_keys))
         controlnet_data = new_sd
-    elif "controlnet_blocks.0.weight" in controlnet_data:  # SD3 diffusers format
+    elif "controlnet_blocks.0.weight" in controlnet_data:
         if "double_blocks.0.img_attn.norm.key_norm.scale" in controlnet_data:
-            return load_controlnet_flux_xlabs(controlnet_data)
+            return load_controlnet_flux_xlabs_mistoline(controlnet_data)
         elif "pos_embed_input.proj.weight" in controlnet_data:
-            return load_controlnet_mmdit(controlnet_data)
+            return load_controlnet_mmdit(controlnet_data)  # SD3 diffusers controlnet
         elif "controlnet_x_embedder.weight" in controlnet_data:
             return load_controlnet_flux_instantx(controlnet_data)
+    elif "controlnet_blocks.0.linear.weight" in controlnet_data:  # mistoline flux
+        return load_controlnet_flux_xlabs_mistoline(convert_mistoline(controlnet_data), mistoline=True)
 
     pth_key = 'control_model.zero_convs.0.0.weight'
     pth = False
diff --git a/comfy/distributed/process_pool_executor.py b/comfy/distributed/process_pool_executor.py
index 6a198f47f..8f0e954e8 100644
--- a/comfy/distributed/process_pool_executor.py
+++ b/comfy/distributed/process_pool_executor.py
@@ -1,11 +1,16 @@
 import concurrent.futures
+from typing import Callable
 
-from pebble import ProcessPool
+from pebble import ProcessPool, ProcessFuture
 
-from ..component_model.executor_types import Executor
+from ..component_model.executor_types import Executor, ExecutePromptArgs
 
 
 class ProcessPoolExecutor(ProcessPool, Executor):
+    def __init__(self, max_workers: int = 1):
+        super().__init__(max_workers=1)
+
+
     def shutdown(self, wait=True, *, cancel_futures=False):
         if cancel_futures:
             raise NotImplementedError("cannot cancel futures in this implementation")
@@ -15,5 +20,17 @@ class ProcessPoolExecutor(ProcessPool, Executor):
             self.stop()
         return
 
+    def schedule(self, function: Callable,
+                 args: list = (),
+                 kwargs: dict = {},
+                 timeout: float = None) -> ProcessFuture:
+        try:
+            args: ExecutePromptArgs
+            prompt, prompt_id, client_id, span_context, progress_handler, configuration = args
+
+        except ValueError:
+            pass
+        super().schedule(function, args, kwargs, timeout)
+
     def submit(self, fn, /, *args, **kwargs) -> concurrent.futures.Future:
-        return self.schedule(fn, args=list(args), kwargs=kwargs, timeout=None)
\ No newline at end of file
+        return self.schedule(fn, args=list(args), kwargs=kwargs, timeout=None)
diff --git a/comfy/ldm/flux/controlnet.py b/comfy/ldm/flux/controlnet.py
index afe36d52f..501d807b1 100644
--- a/comfy/ldm/flux/controlnet.py
+++ b/comfy/ldm/flux/controlnet.py
@@ -1,32 +1,78 @@
-#Original code can be found on: https://github.com/XLabs-AI/x-flux/blob/main/src/flux/controlnet.py
+# Original code can be found on: https://github.com/XLabs-AI/x-flux/blob/main/src/flux/controlnet.py
+# modified to support different types of flux controlnets
 
 import math
-from typing_extensions import Never
 
 import torch
 from einops import rearrange, repeat
 from torch import Tensor, nn
+from typing_extensions import Never
 
 from .layers import (timestep_embedding)
 from .model import Flux
 from .. import common_dit
 
 
+class MistolineCondDownsamplBlock(nn.Module):
+    def __init__(self, dtype=None, device=None, operations=None):
+        super().__init__()
+        self.encoder = nn.Sequential(
+            operations.Conv2d(3, 16, 3, padding=1, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 1, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 1, dtype=dtype, device=device),
+            nn.SiLU(),
+            operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device)
+        )
+
+    def forward(self, x):
+        return self.encoder(x)
+
+
+class MistolineControlnetBlock(nn.Module):
+    def __init__(self, hidden_size, dtype=None, device=None, operations=None):
+        super().__init__()
+        self.linear = operations.Linear(hidden_size, hidden_size, dtype=dtype, device=device)
+        self.act = nn.SiLU()
+
+    def forward(self, x):
+        return self.act(self.linear(x))
+
+
 class ControlNetFlux(Flux):
-    def __init__(self, latent_input=False, num_union_modes=0, image_model=None, dtype=None, device=None, operations=None, **kwargs):
+    def __init__(self, latent_input=False, num_union_modes=0, mistoline=False, image_model=None, dtype=None, device=None, operations=None, **kwargs):
         super().__init__(final_layer=False, dtype=dtype, device=device, operations=operations, **kwargs)
 
         self.main_model_double = 19
         self.main_model_single = 38
+
+        self.mistoline = mistoline
         # add ControlNet blocks
+        if self.mistoline:
+            control_block = lambda: MistolineControlnetBlock(self.hidden_size, dtype=dtype, device=device, operations=operations)
+        else:
+            control_block = lambda: operations.Linear(self.hidden_size, self.hidden_size, dtype=dtype, device=device)
+
         self.controlnet_blocks = nn.ModuleList([])
         for _ in range(self.params.depth):
-            controlnet_block = operations.Linear(self.hidden_size, self.hidden_size, dtype=dtype, device=device)
-            self.controlnet_blocks.append(controlnet_block)
+            self.controlnet_blocks.append(control_block())
 
         self.controlnet_single_blocks = nn.ModuleList([])
         for _ in range(self.params.depth_single_blocks):
-            self.controlnet_single_blocks.append(operations.Linear(self.hidden_size, self.hidden_size, dtype=dtype, device=device))
+            self.controlnet_single_blocks.append(control_block())
 
         self.num_union_modes = num_union_modes
         self.controlnet_mode_embedder = None
@@ -37,44 +83,44 @@ class ControlNetFlux(Flux):
         self.latent_input = latent_input
         self.pos_embed_input = operations.Linear(self.in_channels, self.hidden_size, bias=True, dtype=dtype, device=device)
         if not self.latent_input:
-            self.input_hint_block = nn.Sequential(
-                operations.Conv2d(3, 16, 3, padding=1, dtype=dtype, device=device),
-                nn.SiLU(),
-                operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
-                nn.SiLU(),
-                operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
-                nn.SiLU(),
-                operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
-                nn.SiLU(),
-                operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
-                nn.SiLU(),
-                operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
-                nn.SiLU(),
-                operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
-                nn.SiLU(),
-                operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device)
-            )
+            if self.mistoline:
+                self.input_cond_block = MistolineCondDownsamplBlock(dtype=dtype, device=device, operations=operations)
+            else:
+                self.input_hint_block = nn.Sequential(
+                    operations.Conv2d(3, 16, 3, padding=1, dtype=dtype, device=device),
+                    nn.SiLU(),
+                    operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
+                    nn.SiLU(),
+                    operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
+                    nn.SiLU(),
+                    operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
+                    nn.SiLU(),
+                    operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
+                    nn.SiLU(),
+                    operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device),
+                    nn.SiLU(),
+                    operations.Conv2d(16, 16, 3, padding=1, stride=2, dtype=dtype, device=device),
+                    nn.SiLU(),
+                    operations.Conv2d(16, 16, 3, padding=1, dtype=dtype, device=device)
+                )
 
     def forward_orig(
-        self,
-        img: Tensor,
-        img_ids: Tensor,
-        controlnet_cond: Tensor,
-        txt: Tensor,
-        txt_ids: Tensor,
-        timesteps: Tensor,
-        y: Tensor,
-        guidance: Tensor = None,
-        control_type: Tensor | list[Never] | None = None,
+            self,
+            img: Tensor,
+            img_ids: Tensor,
+            controlnet_cond: Tensor,
+            txt: Tensor,
+            txt_ids: Tensor,
+            timesteps: Tensor,
+            y: Tensor,
+            guidance: Tensor = None,
+            control_type: Tensor | list[Never] | None = None,
     ) -> Tensor:
         if img.ndim != 3 or txt.ndim != 3:
             raise ValueError("Input img and txt tensors must have 3 dimensions.")
 
         # running on sequences img
         img = self.img_in(img)
-        if not self.latent_input:
-            controlnet_cond = self.input_hint_block(controlnet_cond)
-            controlnet_cond = rearrange(controlnet_cond, "b c (h ph) (w pw) -> b (h w) (c ph pw)", ph=2, pw=2)
 
         controlnet_cond = self.pos_embed_input(controlnet_cond)
         img = img + controlnet_cond
@@ -87,7 +133,7 @@ class ControlNetFlux(Flux):
         if self.controlnet_mode_embedder is not None and len(control_type) > 0:
             control_cond = self.controlnet_mode_embedder(torch.tensor(control_type, device=img.device), out_dtype=img.dtype).unsqueeze(0).repeat((txt.shape[0], 1, 1))
             txt = torch.cat([control_cond, txt], dim=1)
-            txt_ids = torch.cat([txt_ids[:,:1], txt_ids], dim=1)
+            txt_ids = torch.cat([txt_ids[:, :1], txt_ids], dim=1)
 
         ids = torch.cat((txt_ids, img_ids), dim=1)
         pe = self.pe_embedder(ids)
@@ -104,13 +150,13 @@ class ControlNetFlux(Flux):
 
         for i in range(len(self.single_blocks)):
             img = self.single_blocks[i](img, vec=vec, pe=pe)
-            controlnet_single = controlnet_single + (self.controlnet_single_blocks[i](img[:, txt.shape[1] :, ...]),)
+            controlnet_single = controlnet_single + (self.controlnet_single_blocks[i](img[:, txt.shape[1]:, ...]),)
 
         repeat = math.ceil(self.main_model_double / len(controlnet_double))
         if self.latent_input:
             out_input = ()
             for x in controlnet_double:
-                    out_input += (x,) * repeat
+                out_input += (x,) * repeat
         else:
             out_input = (controlnet_double * repeat)
 
@@ -120,7 +166,7 @@ class ControlNetFlux(Flux):
             out_output = ()
             if self.latent_input:
                 for x in controlnet_single:
-                        out_output += (x,) * repeat
+                    out_output += (x,) * repeat
             else:
                 out_output = (controlnet_single * repeat)
             out["output"] = out_output[:self.main_model_single]
@@ -130,9 +176,14 @@ class ControlNetFlux(Flux):
         patch_size = 2
         if self.latent_input:
             hint = common_dit.pad_to_patch_size(hint, (patch_size, patch_size))
-            hint = rearrange(hint, "b c (h ph) (w pw) -> b (h w) (c ph pw)", ph=patch_size, pw=patch_size)
+        elif self.mistoline:
+            hint = hint * 2.0 - 1.0
+            hint = self.input_cond_block(hint)
         else:
             hint = hint * 2.0 - 1.0
+            hint = self.input_hint_block(hint)
+
+        hint = rearrange(hint, "b c (h ph) (w pw) -> b (h w) (c ph pw)", ph=patch_size, pw=patch_size)
 
         bs, c, h, w = x.shape
         x = common_dit.pad_to_patch_size(x, (patch_size, patch_size))
diff --git a/comfy/ldm/modules/diffusionmodules/openaimodel.py b/comfy/ldm/modules/diffusionmodules/openaimodel.py
index c5d7ed119..50b7ae7bb 100644
--- a/comfy/ldm/modules/diffusionmodules/openaimodel.py
+++ b/comfy/ldm/modules/diffusionmodules/openaimodel.py
@@ -842,6 +842,11 @@ class UNetModel(nn.Module):
         t_emb = timestep_embedding(timesteps, self.model_channels, repeat_only=False).to(x.dtype)
         emb = self.time_embed(t_emb)
 
+        if "emb_patch" in transformer_patches:
+            patch = transformer_patches["emb_patch"]
+            for p in patch:
+                emb = p(emb, self.model_channels, transformer_options)
+
         if self.num_classes is not None:
             assert y.shape[0] == x.shape[0]
             emb = emb + self.label_emb(y)
diff --git a/comfy/model_management.py b/comfy/model_management.py
index a09c0476f..9b0c0fd8e 100644
--- a/comfy/model_management.py
+++ b/comfy/model_management.py
@@ -495,7 +495,7 @@ def _free_memory(memory_required, device, keep_loaded=[]) -> List[LoadedModel]:
         shift_model = current_loaded_models[i]
         if shift_model.device == device:
             if shift_model not in keep_loaded:
-                can_unload.append((sys.getrefcount(shift_model.model), shift_model.model_memory(), i))
+                can_unload.append((-shift_model.model_offloaded_memory(), sys.getrefcount(shift_model.model), shift_model.model_memory(), i))
                 shift_model.currently_used = False
 
     for x in sorted(can_unload):
diff --git a/comfy/text_encoders/long_clipl.py b/comfy/text_encoders/long_clipl.py
index 240891057..5b105b35b 100644
--- a/comfy/text_encoders/long_clipl.py
+++ b/comfy/text_encoders/long_clipl.py
@@ -1,7 +1,6 @@
 from comfy import sd1_clip
-import os
 
-from comfy.component_model.files import get_path_as_dict
+from ..component_model.files import get_path_as_dict
 
 
 class LongClipTokenizer_(sd1_clip.SDTokenizer):
diff --git a/comfy_extras/nodes_lora_extract.py b/comfy_extras/nodes_lora_extract.py
new file mode 100644
index 000000000..dcb46f0e0
--- /dev/null
+++ b/comfy_extras/nodes_lora_extract.py
@@ -0,0 +1,91 @@
+import torch
+import comfy.model_management
+import comfy.utils
+import folder_paths
+import os
+import logging
+
+CLAMP_QUANTILE = 0.99
+
+def extract_lora(diff, rank):
+    conv2d = (len(diff.shape) == 4)
+    kernel_size = None if not conv2d else diff.size()[2:4]
+    conv2d_3x3 = conv2d and kernel_size != (1, 1)
+    out_dim, in_dim = diff.size()[0:2]
+    rank = min(rank, in_dim, out_dim)
+
+    if conv2d:
+        if conv2d_3x3:
+            diff = diff.flatten(start_dim=1)
+        else:
+            diff = diff.squeeze()
+
+
+    U, S, Vh = torch.linalg.svd(diff.float())
+    U = U[:, :rank]
+    S = S[:rank]
+    U = U @ torch.diag(S)
+    Vh = Vh[:rank, :]
+
+    dist = torch.cat([U.flatten(), Vh.flatten()])
+    hi_val = torch.quantile(dist, CLAMP_QUANTILE)
+    low_val = -hi_val
+
+    U = U.clamp(low_val, hi_val)
+    Vh = Vh.clamp(low_val, hi_val)
+    if conv2d:
+        U = U.reshape(out_dim, rank, 1, 1)
+        Vh = Vh.reshape(rank, in_dim, kernel_size[0], kernel_size[1])
+    return (U, Vh)
+
+class LoraSave:
+    def __init__(self):
+        self.output_dir = folder_paths.get_output_directory()
+
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": {"filename_prefix": ("STRING", {"default": "loras/ComfyUI_extracted_lora"}),
+                              "rank": ("INT", {"default": 8, "min": 1, "max": 1024, "step": 1}),
+                            },
+                "optional": {"model_diff": ("MODEL",),},
+    }
+    RETURN_TYPES = ()
+    FUNCTION = "save"
+    OUTPUT_NODE = True
+
+    CATEGORY = "_for_testing"
+
+    def save(self, filename_prefix, rank, model_diff=None):
+        if model_diff is None:
+            return {}
+
+        full_output_folder, filename, counter, subfolder, filename_prefix = folder_paths.get_save_image_path(filename_prefix, self.output_dir)
+
+        output_sd = {}
+        prefix_key = "diffusion_model."
+        stored = set()
+
+        comfy.model_management.load_models_gpu([model_diff], force_patch_weights=True)
+        sd = model_diff.model_state_dict(filter_prefix=prefix_key)
+
+        for k in sd:
+            if k.endswith(".weight"):
+                weight_diff = sd[k]
+                if weight_diff.ndim < 2:
+                    continue
+                try:
+                    out = extract_lora(weight_diff, rank)
+                    output_sd["{}.lora_up.weight".format(k[:-7])] = out[0].contiguous().half().cpu()
+                    output_sd["{}.lora_down.weight".format(k[:-7])] = out[1].contiguous().half().cpu()
+                except:
+                    logging.warning("Could not generate lora weights for key {}, is the weight difference a zero?".format(k))
+
+        output_checkpoint = f"{filename}_{counter:05}_.safetensors"
+        output_checkpoint = os.path.join(full_output_folder, output_checkpoint)
+
+        comfy.utils.save_torch_file(output_sd, output_checkpoint, metadata=None)
+        return {}
+
+NODE_CLASS_MAPPINGS = {
+    "LoraSave": LoraSave
+}