diff --git a/py/nodes/save_image.py b/py/nodes/save_image.py
index b9e75a5a..39fea253 100644
--- a/py/nodes/save_image.py
+++ b/py/nodes/save_image.py
@@ -34,6 +34,7 @@ class SaveImage:
                 "file_format": (["png", "jpeg", "webp"],),
             },
             "optional": {
+                "custom_prompt": ("STRING", {"default": "", "forceInput": True}),
                 "lossless_webp": ("BOOLEAN", {"default": True}),
                 "quality": ("INT", {"default": 100, "min": 1, "max": 100}),
                 "embed_workflow": ("BOOLEAN", {"default": False}),
@@ -60,7 +61,7 @@ class SaveImage:
                 return item.get('sha256')
         return None
 
-    async def format_metadata(self, parsed_workflow):
+    async def format_metadata(self, parsed_workflow, custom_prompt=None):
         """Format metadata in the requested format similar to userComment example"""
         if not parsed_workflow:
             return ""
@@ -69,6 +70,10 @@ class SaveImage:
         prompt = parsed_workflow.get('prompt', '')
         negative_prompt = parsed_workflow.get('negative_prompt', '')
         
+        # Override prompt with custom_prompt if provided
+        if custom_prompt:
+            prompt = custom_prompt
+        
         # Extract loras from the prompt if present
         loras_text = parsed_workflow.get('loras', '')
         lora_hashes = {}
@@ -240,7 +245,8 @@ class SaveImage:
         return filename
 
     def save_images(self, images, filename_prefix, file_format, prompt=None, extra_pnginfo=None, 
-                   lossless_webp=True, quality=100, embed_workflow=False, add_counter_to_filename=True):
+                   lossless_webp=True, quality=100, embed_workflow=False, add_counter_to_filename=True,
+                   custom_prompt=None):
         """Save images with metadata"""
         results = []
         
@@ -248,11 +254,12 @@ class SaveImage:
         parser = WorkflowParser()
         if prompt:
             parsed_workflow = parser.parse_workflow(prompt)
+            print("parsed_workflow", parsed_workflow)
         else:
             parsed_workflow = {}
             
         # Get or create metadata asynchronously
-        metadata = asyncio.run(self.format_metadata(parsed_workflow))
+        metadata = asyncio.run(self.format_metadata(parsed_workflow, custom_prompt))
         
         # Process filename_prefix with pattern substitution
         filename_prefix = self.format_filename(filename_prefix, parsed_workflow)
@@ -338,7 +345,8 @@ class SaveImage:
         return results
 
     def process_image(self, images, filename_prefix="ComfyUI", file_format="png", prompt=None, extra_pnginfo=None,
-                     lossless_webp=True, quality=100, embed_workflow=False, add_counter_to_filename=True):
+                     lossless_webp=True, quality=100, embed_workflow=False, add_counter_to_filename=True,
+                     custom_prompt=""):
         """Process and save image with metadata"""
         # Make sure the output directory exists
         os.makedirs(self.output_dir, exist_ok=True)
@@ -356,7 +364,8 @@ class SaveImage:
             lossless_webp,
             quality,
             embed_workflow,
-            add_counter_to_filename
+            add_counter_to_filename,
+            custom_prompt if custom_prompt.strip() else None
         )
         
         return (images,)
\ No newline at end of file
diff --git a/py/utils/models.py b/py/utils/models.py
index e543cc8c..13fcbad7 100644
--- a/py/utils/models.py
+++ b/py/utils/models.py
@@ -75,3 +75,31 @@ class LoraMetadata:
             self.modified = os.path.getmtime(file_path)
             self.file_path = file_path.replace(os.sep, '/')
 
+@dataclass
+class CheckpointMetadata:
+    """Represents the metadata structure for a Checkpoint model"""
+    file_name: str              # The filename without extension
+    model_name: str             # The checkpoint's name defined by the creator
+    file_path: str              # Full path to the model file
+    size: int                   # File size in bytes
+    modified: float             # Last modified timestamp
+    sha256: str                 # SHA256 hash of the file
+    base_model: str             # Base model type (SD1.5/SD2.1/SDXL/etc.)
+    preview_url: str            # Preview image URL
+    preview_nsfw_level: int = 0 # NSFW level of the preview image
+    model_type: str = "checkpoint"  # Model type (checkpoint, inpainting, etc.)
+    notes: str = ""             # Additional notes
+    from_civitai: bool = True   # Whether from Civitai
+    civitai: Optional[Dict] = None  # Civitai API data if available
+    tags: List[str] = None      # Model tags
+    modelDescription: str = ""  # Full model description
+    
+    # Additional checkpoint-specific fields
+    resolution: Optional[str] = None  # Native resolution (e.g., 512x512, 1024x1024)
+    vae_included: bool = False       # Whether VAE is included in the checkpoint
+    architecture: str = ""           # Model architecture (if known)
+    
+    def __post_init__(self):
+        if self.tags is None:
+            self.tags = []
+
diff --git a/py/workflow/mappers.py b/py/workflow/mappers.py
index 33bc9e9b..528aeefb 100644
--- a/py/workflow/mappers.py
+++ b/py/workflow/mappers.py
@@ -134,7 +134,7 @@ def transform_lora_loader(inputs: Dict) -> Dict:
         "loras": " ".join(lora_texts)
     }
 
-    if "clip" in inputs:
+    if "clip" in inputs and isinstance(inputs["clip"], dict):
         result["clip_skip"] = inputs["clip"].get("clip_skip", "-1")
     
     return result