Some VAEs come in .pt files.

nodes.py

@@ -17,9 +17,11 @@ import comfy.samplers
 import comfy.sd
 
 supported_ckpt_extensions = ['.ckpt']
+supported_pt_extensions = ['.ckpt', '.pt']
 try:
     import safetensors.torch
     supported_ckpt_extensions += ['.safetensors']
+    supported_pt_extensions += ['.safetensors']
 except:
     print("Could not import safetensors, safetensors support disabled.")
 
@@ -132,7 +134,7 @@ class VAELoader:
     vae_dir = os.path.join(models_dir, "vae")
     @classmethod
     def INPUT_TYPES(s):
-        return {"required": { "vae_name": (filter_files_extensions(os.listdir(s.vae_dir), supported_ckpt_extensions), )}}
+        return {"required": { "vae_name": (filter_files_extensions(os.listdir(s.vae_dir), supported_pt_extensions), )}}
     RETURN_TYPES = ("VAE",)
     FUNCTION = "load_vae"