commit 738839b038fe302743ec7a0b57bfcfec6adef8b6
Author: Francesco Bellini <doc.open.dev@gmail.com>
Date:   Sun Oct 5 11:54:20 2025 +0200

    Initial commit

diff --git a/__init__.py b/__init__.py
new file mode 100644
index 0000000..2809a22
--- /dev/null
+++ b/__init__.py
@@ -0,0 +1,12 @@
+from nodes.prompts import DOC_SaveImageAndAddToHistory
+
+
+# A dictionary that contains all nodes you want to export with their names
+# NOTE: names should be globally unique
+NODE_CLASS_MAPPINGS = {
+    "DOC_Timestamp": DOC_SaveImageAndAddToHistory,
+}
+
+# This magic will use a property DISPLAY_NAME on each node to get the display name of the node for the UI
+# This removees the need to define display names for all nodes in this file.
+NODE_DISPLAY_NAME_MAPPINGS = {key: getattr(value, 'DISPLAY_NAME', None) for key, value in NODE_CLASS_MAPPINGS.items()}
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diff --git a/nodes/prompts/DOC_SaveImageAndAddToHistory.py b/nodes/prompts/DOC_SaveImageAndAddToHistory.py
new file mode 100644
index 0000000..08f8e69
--- /dev/null
+++ b/nodes/prompts/DOC_SaveImageAndAddToHistory.py
@@ -0,0 +1,68 @@
+import os
+import folder_paths
+import json
+
+from PIL import Image
+from PIL.PngImagePlugin import PngInfo
+from comfy.cli_args import args
+import numpy as np
+       
+
+class DOC_SaveImageAndAddToHistory:
+    def __init__(self):
+        self.output_dir = folder_paths.get_output_directory()
+        self.type = "output"
+        self.prefix_append = ""
+        self.compress_level = 4
+
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "images": ("IMAGE", {"tooltip": "The images to save."}),
+                "filename_prefix": ("STRING", {"default": "ComfyUI", "tooltip": "The prefix for the file to save. This may include formatting information such as %date:yyyy-MM-dd% or %Empty Latent Image.width% to include values from nodes."}),
+                "llm_prompt": ("STRING", {"default": "Drag your original prompt here...", "tooltip": "The text prompt given to the LLM to generate the final prompt."}),
+                "final_prompt": ("STRING", {"default": "Drag the final prompt here...", "tooltip": "The text prompt used to generate the image."}),
+                "steps": ("INT", {"default": 30, "tooltip": "The number of steps used to generate the image."}),
+                "cfg": ("FLOAT", {"default": 3.5, "tooltip": "The CFG scale used to guide the image generation."}),
+            },
+            "hidden": {
+                "prompt": "PROMPT", "extra_pnginfo": "EXTRA_PNGINFO"
+            },
+        }
+
+    RETURN_TYPES = ()
+    FUNCTION = "save_images"
+
+    OUTPUT_NODE = True
+
+    CATEGORY = "image"
+    DESCRIPTION = "Saves the input images to your ComfyUI output directory and store prompt-image mapping in a global history file."
+
+    def save_images(self, images, filename_prefix="ComfyUI", prompt=None, extra_pnginfo=None):
+        filename_prefix += self.prefix_append
+        full_output_folder, filename, counter, subfolder, filename_prefix = folder_paths.get_save_image_path(filename_prefix, self.output_dir, images[0].shape[1], images[0].shape[0])
+        results = list()
+        for (batch_number, image) in enumerate(images):
+            i = 255. * image.cpu().numpy()
+            img = Image.fromarray(np.clip(i, 0, 255).astype(np.uint8))
+            metadata = None
+            if not args.disable_metadata:
+                metadata = PngInfo()
+                if prompt is not None:
+                    metadata.add_text("prompt", json.dumps(prompt))
+                if extra_pnginfo is not None:
+                    for x in extra_pnginfo:
+                        metadata.add_text(x, json.dumps(extra_pnginfo[x]))
+
+            filename_with_batch_num = filename.replace("%batch_num%", str(batch_number))
+            file = f"{filename_with_batch_num}_{counter:05}_.png"
+            img.save(os.path.join(full_output_folder, file), pnginfo=metadata, compress_level=self.compress_level)
+            results.append({
+                "filename": file,
+                "subfolder": subfolder,
+                "type": self.type
+            })
+            counter += 1
+
+        return { "ui": { "images": results } }
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