diff --git a/comfy_extras/v3/nodes_cond.py b/comfy_extras/v3/nodes_cond.py
index 9d3181886..2ce343500 100644
--- a/comfy_extras/v3/nodes_cond.py
+++ b/comfy_extras/v3/nodes_cond.py
@@ -54,7 +54,7 @@ class T5TokenizerOptions(io.ComfyNode):
         return io.NodeOutput(clip)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     CLIPTextEncodeControlnet,
     T5TokenizerOptions,
 ]
diff --git a/comfy_extras/v3/nodes_differential_diffusion.py b/comfy_extras/v3/nodes_differential_diffusion.py
index 6eb8cacbc..b4e5ecdc5 100644
--- a/comfy_extras/v3/nodes_differential_diffusion.py
+++ b/comfy_extras/v3/nodes_differential_diffusion.py
@@ -45,6 +45,6 @@ class DifferentialDiffusion(io.ComfyNode):
         return (denoise_mask >= threshold).to(denoise_mask.dtype)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     DifferentialDiffusion,
 ]
diff --git a/comfy_extras/v3/nodes_edit_model.py b/comfy_extras/v3/nodes_edit_model.py
index 79dd672e3..b6164dc6a 100644
--- a/comfy_extras/v3/nodes_edit_model.py
+++ b/comfy_extras/v3/nodes_edit_model.py
@@ -29,6 +29,6 @@ class ReferenceLatent(io.ComfyNode):
         return io.NodeOutput(conditioning)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     ReferenceLatent,
 ]
diff --git a/comfy_extras/v3/nodes_fresca.py b/comfy_extras/v3/nodes_fresca.py
index e9057fca5..c4115c84c 100644
--- a/comfy_extras/v3/nodes_fresca.py
+++ b/comfy_extras/v3/nodes_fresca.py
@@ -105,6 +105,6 @@ class FreSca(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     FreSca,
 ]
diff --git a/comfy_extras/v3/nodes_gits.py b/comfy_extras/v3/nodes_gits.py
index 2efb34763..4d500d789 100644
--- a/comfy_extras/v3/nodes_gits.py
+++ b/comfy_extras/v3/nodes_gits.py
@@ -371,6 +371,6 @@ class GITSScheduler(io.ComfyNode):
         return io.NodeOutput(torch.FloatTensor(sigmas))
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     GITSScheduler,
 ]
diff --git a/comfy_extras/v3/nodes_hypernetwork.py b/comfy_extras/v3/nodes_hypernetwork.py
index 3981324d7..64bab0f48 100644
--- a/comfy_extras/v3/nodes_hypernetwork.py
+++ b/comfy_extras/v3/nodes_hypernetwork.py
@@ -131,6 +131,6 @@ class HypernetworkLoader(io.ComfyNode):
         return io.NodeOutput(model_hypernetwork)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     HypernetworkLoader,
 ]
diff --git a/comfy_extras/v3/nodes_hypertile.py b/comfy_extras/v3/nodes_hypertile.py
index cec010644..f0bfdb47a 100644
--- a/comfy_extras/v3/nodes_hypertile.py
+++ b/comfy_extras/v3/nodes_hypertile.py
@@ -90,6 +90,6 @@ class HyperTile(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     HyperTile,
 ]
diff --git a/comfy_extras/v3/nodes_ip2p.py b/comfy_extras/v3/nodes_ip2p.py
index d784797b4..f070e329b 100644
--- a/comfy_extras/v3/nodes_ip2p.py
+++ b/comfy_extras/v3/nodes_ip2p.py
@@ -51,6 +51,6 @@ class InstructPixToPixConditioning(io.ComfyNode):
         return io.NodeOutput(out[0], out[1], out_latent)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     InstructPixToPixConditioning,
 ]
diff --git a/comfy_extras/v3/nodes_lora_extract.py b/comfy_extras/v3/nodes_lora_extract.py
index 54bd051d4..f5896abde 100644
--- a/comfy_extras/v3/nodes_lora_extract.py
+++ b/comfy_extras/v3/nodes_lora_extract.py
@@ -133,6 +133,6 @@ class LoraSave(io.ComfyNode):
         return io.NodeOutput()
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     LoraSave,
 ]
diff --git a/comfy_extras/v3/nodes_lotus.py b/comfy_extras/v3/nodes_lotus.py
index f2190c753..86a581c1c 100644
--- a/comfy_extras/v3/nodes_lotus.py
+++ b/comfy_extras/v3/nodes_lotus.py
@@ -29,6 +29,6 @@ class LotusConditioning(io.ComfyNode):
         return io.NodeOutput(cond)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     LotusConditioning,
 ]
diff --git a/comfy_extras/v3/nodes_mahiro.py b/comfy_extras/v3/nodes_mahiro.py
index 19da4b6ed..074a4b080 100644
--- a/comfy_extras/v3/nodes_mahiro.py
+++ b/comfy_extras/v3/nodes_mahiro.py
@@ -46,6 +46,6 @@ class Mahiro(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     Mahiro,
 ]
diff --git a/comfy_extras/v3/nodes_mochi.py b/comfy_extras/v3/nodes_mochi.py
index 77677e4df..18c68634a 100644
--- a/comfy_extras/v3/nodes_mochi.py
+++ b/comfy_extras/v3/nodes_mochi.py
@@ -33,6 +33,6 @@ class EmptyMochiLatentVideo(io.ComfyNode):
         return io.NodeOutput({"samples": latent})
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     EmptyMochiLatentVideo,
 ]
diff --git a/comfy_extras/v3/nodes_model_downscale.py b/comfy_extras/v3/nodes_model_downscale.py
index 5eaddb7af..322a3bd0f 100644
--- a/comfy_extras/v3/nodes_model_downscale.py
+++ b/comfy_extras/v3/nodes_model_downscale.py
@@ -63,6 +63,6 @@ class PatchModelAddDownscale(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     PatchModelAddDownscale,
 ]
diff --git a/comfy_extras/v3/nodes_optimalsteps.py b/comfy_extras/v3/nodes_optimalsteps.py
index 1fd9c1c4d..b8f398e91 100644
--- a/comfy_extras/v3/nodes_optimalsteps.py
+++ b/comfy_extras/v3/nodes_optimalsteps.py
@@ -59,6 +59,6 @@ class OptimalStepsScheduler(io.ComfyNode):
         return io.NodeOutput(torch.FloatTensor(sigmas))
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     OptimalStepsScheduler,
 ]
diff --git a/comfy_extras/v3/nodes_pag.py b/comfy_extras/v3/nodes_pag.py
index c438363c4..152a8f736 100644
--- a/comfy_extras/v3/nodes_pag.py
+++ b/comfy_extras/v3/nodes_pag.py
@@ -57,6 +57,6 @@ class PerturbedAttentionGuidance(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     PerturbedAttentionGuidance,
 ]
diff --git a/comfy_extras/v3/nodes_perpneg.py b/comfy_extras/v3/nodes_perpneg.py
index dcb5ac5b6..8456201c5 100644
--- a/comfy_extras/v3/nodes_perpneg.py
+++ b/comfy_extras/v3/nodes_perpneg.py
@@ -109,6 +109,6 @@ class PerpNegGuider(io.ComfyNode):
         return io.NodeOutput(guider)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     PerpNegGuider,
 ]
diff --git a/comfy_extras/v3/nodes_pixart.py b/comfy_extras/v3/nodes_pixart.py
index 63276955f..2d5158e6a 100644
--- a/comfy_extras/v3/nodes_pixart.py
+++ b/comfy_extras/v3/nodes_pixart.py
@@ -28,6 +28,6 @@ class CLIPTextEncodePixArtAlpha(io.ComfyNode):
         return io.NodeOutput(clip.encode_from_tokens_scheduled(tokens, add_dict={"width": width, "height": height}))
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     CLIPTextEncodePixArtAlpha,
 ]
diff --git a/comfy_extras/v3/nodes_sag.py b/comfy_extras/v3/nodes_sag.py
index 2c4290e09..84446b7e5 100644
--- a/comfy_extras/v3/nodes_sag.py
+++ b/comfy_extras/v3/nodes_sag.py
@@ -186,4 +186,6 @@ class SelfAttentionGuidance(io.ComfyNode):
 
         return io.NodeOutput(m)
 
-NODES_LIST = [SelfAttentionGuidance]
+NODES_LIST: list[type[io.ComfyNode]] = [
+    SelfAttentionGuidance,
+]
diff --git a/comfy_extras/v3/nodes_sdupscale.py b/comfy_extras/v3/nodes_sdupscale.py
index 382a71909..a56fc12ad 100644
--- a/comfy_extras/v3/nodes_sdupscale.py
+++ b/comfy_extras/v3/nodes_sdupscale.py
@@ -53,4 +53,6 @@ class SD_4XUpscale_Conditioning(io.ComfyNode):
         latent = torch.zeros([images.shape[0], 4, height // 4, width // 4])
         return io.NodeOutput(out_cp, out_cn, {"samples":latent})
 
-NODES_LIST = [SD_4XUpscale_Conditioning]
+NODES_LIST: list[type[io.ComfyNode]] = [
+    SD_4XUpscale_Conditioning,
+]
diff --git a/comfy_extras/v3/nodes_string.py b/comfy_extras/v3/nodes_string.py
index 57d85a3fd..b476f915a 100644
--- a/comfy_extras/v3/nodes_string.py
+++ b/comfy_extras/v3/nodes_string.py
@@ -5,6 +5,70 @@ import re
 from comfy_api.latest import io
 
 
+class StringConcatenate(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="StringConcatenate_V3",
+            display_name="Concatenate _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string_a", multiline=True),
+                io.String.Input("string_b", multiline=True),
+                io.String.Input("delimiter", multiline=False, default="")
+            ],
+            outputs=[
+                io.String.Output()
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string_a, string_b, delimiter):
+        return io.NodeOutput(delimiter.join((string_a, string_b)))
+
+
+class StringSubstring(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="StringSubstring_V3",
+            display_name="Substring _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string", multiline=True),
+                io.Int.Input("start"),
+                io.Int.Input("end")
+            ],
+            outputs=[
+                io.String.Output()
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string, start, end):
+        return io.NodeOutput(string[start:end])
+
+
+class StringLength(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="StringLength_V3",
+            display_name="Length _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string", multiline=True)
+            ],
+            outputs=[
+                io.Int.Output(display_name="length")
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string):
+        return io.NodeOutput(len(string))
+
+
 class CaseConverter(io.ComfyNode):
     @classmethod
     def define_schema(cls):
@@ -37,6 +101,160 @@ class CaseConverter(io.ComfyNode):
         return io.NodeOutput(result)
 
 
+class StringTrim(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="StringTrim_V3",
+            display_name="Trim _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string", multiline=True),
+                io.Combo.Input("mode", options=["Both", "Left", "Right"])
+            ],
+            outputs=[
+                io.String.Output()
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string, mode):
+        if mode == "Both":
+            result = string.strip()
+        elif mode == "Left":
+            result = string.lstrip()
+        elif mode == "Right":
+            result = string.rstrip()
+        else:
+            result = string
+
+        return io.NodeOutput(result)
+
+
+class StringReplace(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="StringReplace_V3",
+            display_name="Replace _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string", multiline=True),
+                io.String.Input("find", multiline=True),
+                io.String.Input("replace", multiline=True)
+            ],
+            outputs=[
+                io.String.Output()
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string, find, replace):
+        return io.NodeOutput(string.replace(find, replace))
+
+
+class StringContains(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="StringContains_V3",
+            display_name="Contains _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string", multiline=True),
+                io.String.Input("substring", multiline=True),
+                io.Boolean.Input("case_sensitive", default=True)
+            ],
+            outputs=[
+                io.Boolean.Output(display_name="contains")
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string, substring, case_sensitive):
+        if case_sensitive:
+            contains = substring in string
+        else:
+            contains = substring.lower() in string.lower()
+
+        return io.NodeOutput(contains)
+
+
+class StringCompare(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="StringCompare_V3",
+            display_name="Compare _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string_a", multiline=True),
+                io.String.Input("string_b", multiline=True),
+                io.Combo.Input("mode", options=["Starts With", "Ends With", "Equal"]),
+                io.Boolean.Input("case_sensitive", default=True)
+            ],
+            outputs=[
+                io.Boolean.Output()
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string_a, string_b, mode, case_sensitive):
+        if case_sensitive:
+            a = string_a
+            b = string_b
+        else:
+            a = string_a.lower()
+            b = string_b.lower()
+
+        if mode == "Equal":
+            return io.NodeOutput(a == b)
+        elif mode == "Starts With":
+            return io.NodeOutput(a.startswith(b))
+        elif mode == "Ends With":
+            return io.NodeOutput(a.endswith(b))
+
+
+class RegexMatch(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="RegexMatch_V3",
+            display_name="Regex Match _V3",
+            category="utils/string",
+            inputs=[
+                io.String.Input("string", multiline=True),
+                io.String.Input("regex_pattern", multiline=True),
+                io.Boolean.Input("case_insensitive", default=True),
+                io.Boolean.Input("multiline", default=False),
+                io.Boolean.Input("dotall", default=False)
+            ],
+            outputs=[
+                io.Boolean.Output(display_name="matches")
+            ]
+        )
+
+    @classmethod
+    def execute(cls, string, regex_pattern, case_insensitive, multiline, dotall):
+        flags = 0
+
+        if case_insensitive:
+            flags |= re.IGNORECASE
+        if multiline:
+            flags |= re.MULTILINE
+        if dotall:
+            flags |= re.DOTALL
+
+        try:
+            match = re.search(regex_pattern, string, flags)
+            result = match is not None
+
+        except re.error:
+            result = False
+
+        return io.NodeOutput(result)
+
+
 class RegexExtract(io.ComfyNode):
     @classmethod
     def define_schema(cls):
@@ -111,46 +329,6 @@ class RegexExtract(io.ComfyNode):
         return io.NodeOutput(result)
 
 
-class RegexMatch(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="RegexMatch_V3",
-            display_name="Regex Match _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string", multiline=True),
-                io.String.Input("regex_pattern", multiline=True),
-                io.Boolean.Input("case_insensitive", default=True),
-                io.Boolean.Input("multiline", default=False),
-                io.Boolean.Input("dotall", default=False)
-            ],
-            outputs=[
-                io.Boolean.Output(display_name="matches")
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string, regex_pattern, case_insensitive, multiline, dotall):
-        flags = 0
-
-        if case_insensitive:
-            flags |= re.IGNORECASE
-        if multiline:
-            flags |= re.MULTILINE
-        if dotall:
-            flags |= re.DOTALL
-
-        try:
-            match = re.search(regex_pattern, string, flags)
-            result = match is not None
-
-        except re.error:
-            result = False
-
-        return io.NodeOutput(result)
-
-
 class RegexReplace(io.ComfyNode):
     @classmethod
     def define_schema(cls):
@@ -187,185 +365,7 @@ class RegexReplace(io.ComfyNode):
         return io.NodeOutput(result)
 
 
-class StringCompare(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="StringCompare_V3",
-            display_name="Compare _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string_a", multiline=True),
-                io.String.Input("string_b", multiline=True),
-                io.Combo.Input("mode", options=["Starts With", "Ends With", "Equal"]),
-                io.Boolean.Input("case_sensitive", default=True)
-            ],
-            outputs=[
-                io.Boolean.Output()
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string_a, string_b, mode, case_sensitive):
-        if case_sensitive:
-            a = string_a
-            b = string_b
-        else:
-            a = string_a.lower()
-            b = string_b.lower()
-
-        if mode == "Equal":
-            return io.NodeOutput(a == b)
-        elif mode == "Starts With":
-            return io.NodeOutput(a.startswith(b))
-        elif mode == "Ends With":
-            return io.NodeOutput(a.endswith(b))
-
-
-class StringConcatenate(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="StringConcatenate_V3",
-            display_name="Concatenate _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string_a", multiline=True),
-                io.String.Input("string_b", multiline=True),
-                io.String.Input("delimiter", multiline=False, default="")
-            ],
-            outputs=[
-                io.String.Output()
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string_a, string_b, delimiter):
-        return io.NodeOutput(delimiter.join((string_a, string_b)))
-
-
-class StringContains(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="StringContains_V3",
-            display_name="Contains _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string", multiline=True),
-                io.String.Input("substring", multiline=True),
-                io.Boolean.Input("case_sensitive", default=True)
-            ],
-            outputs=[
-                io.Boolean.Output(display_name="contains")
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string, substring, case_sensitive):
-        if case_sensitive:
-            contains = substring in string
-        else:
-            contains = substring.lower() in string.lower()
-
-        return io.NodeOutput(contains)
-
-
-class StringLength(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="StringLength_V3",
-            display_name="Length _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string", multiline=True)
-            ],
-            outputs=[
-                io.Int.Output(display_name="length")
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string):
-        return io.NodeOutput(len(string))
-
-
-class StringReplace(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="StringReplace_V3",
-            display_name="Replace _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string", multiline=True),
-                io.String.Input("find", multiline=True),
-                io.String.Input("replace", multiline=True)
-            ],
-            outputs=[
-                io.String.Output()
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string, find, replace):
-        return io.NodeOutput(string.replace(find, replace))
-
-
-class StringSubstring(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="StringSubstring_V3",
-            display_name="Substring _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string", multiline=True),
-                io.Int.Input("start"),
-                io.Int.Input("end")
-            ],
-            outputs=[
-                io.String.Output()
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string, start, end):
-        return io.NodeOutput(string[start:end])
-
-
-class StringTrim(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="StringTrim_V3",
-            display_name="Trim _V3",
-            category="utils/string",
-            inputs=[
-                io.String.Input("string", multiline=True),
-                io.Combo.Input("mode", options=["Both", "Left", "Right"])
-            ],
-            outputs=[
-                io.String.Output()
-            ]
-        )
-
-    @classmethod
-    def execute(cls, string, mode):
-        if mode == "Both":
-            result = string.strip()
-        elif mode == "Left":
-            result = string.lstrip()
-        elif mode == "Right":
-            result = string.rstrip()
-        else:
-            result = string
-
-        return io.NodeOutput(result)
-
-
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     CaseConverter,
     RegexExtract,
     RegexMatch,
diff --git a/comfy_extras/v3/nodes_tcfg.py b/comfy_extras/v3/nodes_tcfg.py
index 2133136c5..9592c3aee 100644
--- a/comfy_extras/v3/nodes_tcfg.py
+++ b/comfy_extras/v3/nodes_tcfg.py
@@ -65,6 +65,6 @@ class TCFG(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     TCFG,
 ]
diff --git a/comfy_extras/v3/nodes_tomesd.py b/comfy_extras/v3/nodes_tomesd.py
index f824dcc27..fffaaba9b 100644
--- a/comfy_extras/v3/nodes_tomesd.py
+++ b/comfy_extras/v3/nodes_tomesd.py
@@ -185,6 +185,6 @@ class TomePatchModel(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     TomePatchModel,
 ]
diff --git a/comfy_extras/v3/nodes_torch_compile.py b/comfy_extras/v3/nodes_torch_compile.py
index ec047ef9e..f34e8c726 100644
--- a/comfy_extras/v3/nodes_torch_compile.py
+++ b/comfy_extras/v3/nodes_torch_compile.py
@@ -27,6 +27,6 @@ class TorchCompileModel(io.ComfyNode):
         return io.NodeOutput(m)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     TorchCompileModel,
 ]
diff --git a/comfy_extras/v3/nodes_upscale_model.py b/comfy_extras/v3/nodes_upscale_model.py
index 9b892ba3c..c514603e4 100644
--- a/comfy_extras/v3/nodes_upscale_model.py
+++ b/comfy_extras/v3/nodes_upscale_model.py
@@ -19,6 +19,35 @@ except Exception:
     pass
 
 
+class UpscaleModelLoader(io.ComfyNode):
+    @classmethod
+    def define_schema(cls):
+        return io.Schema(
+            node_id="UpscaleModelLoader_V3",
+            display_name="Load Upscale Model _V3",
+            category="loaders",
+            inputs=[
+                io.Combo.Input("model_name", options=folder_paths.get_filename_list("upscale_models")),
+            ],
+            outputs=[
+                io.UpscaleModel.Output(),
+            ],
+        )
+
+    @classmethod
+    def execute(cls, model_name):
+        model_path = folder_paths.get_full_path_or_raise("upscale_models", model_name)
+        sd = comfy.utils.load_torch_file(model_path, safe_load=True)
+        if "module.layers.0.residual_group.blocks.0.norm1.weight" in sd:
+            sd = comfy.utils.state_dict_prefix_replace(sd, {"module.":""})
+        out = ModelLoader().load_from_state_dict(sd).eval()
+
+        if not isinstance(out, ImageModelDescriptor):
+            raise Exception("Upscale model must be a single-image model.")
+
+        return io.NodeOutput(out)
+
+
 class ImageUpscaleWithModel(io.ComfyNode):
     @classmethod
     def define_schema(cls):
@@ -71,36 +100,7 @@ class ImageUpscaleWithModel(io.ComfyNode):
         return io.NodeOutput(s)
 
 
-class UpscaleModelLoader(io.ComfyNode):
-    @classmethod
-    def define_schema(cls):
-        return io.Schema(
-            node_id="UpscaleModelLoader_V3",
-            display_name="Load Upscale Model _V3",
-            category="loaders",
-            inputs=[
-                io.Combo.Input("model_name", options=folder_paths.get_filename_list("upscale_models")),
-            ],
-            outputs=[
-                io.UpscaleModel.Output(),
-            ],
-        )
-
-    @classmethod
-    def execute(cls, model_name):
-        model_path = folder_paths.get_full_path_or_raise("upscale_models", model_name)
-        sd = comfy.utils.load_torch_file(model_path, safe_load=True)
-        if "module.layers.0.residual_group.blocks.0.norm1.weight" in sd:
-            sd = comfy.utils.state_dict_prefix_replace(sd, {"module.":""})
-        out = ModelLoader().load_from_state_dict(sd).eval()
-
-        if not isinstance(out, ImageModelDescriptor):
-            raise Exception("Upscale model must be a single-image model.")
-
-        return io.NodeOutput(out)
-
-
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     ImageUpscaleWithModel,
     UpscaleModelLoader,
 ]
diff --git a/comfy_extras/v3/nodes_wan.py b/comfy_extras/v3/nodes_wan.py
index 43c999ad5..cd8b3ead9 100644
--- a/comfy_extras/v3/nodes_wan.py
+++ b/comfy_extras/v3/nodes_wan.py
@@ -425,7 +425,7 @@ class WanVaceToVideo(io.ComfyNode):
         return io.NodeOutput(positive, negative, out_latent, trim_latent)
 
 
-NODES_LIST = [
+NODES_LIST: list[type[io.ComfyNode]] = [
     TrimVideoLatent,
     WanCameraImageToVideo,
     WanFirstLastFrameToVideo,