diff --git a/datalab_sdk/client.py b/datalab_sdk/client.py
index 7b86994..b22dfd6 100644
--- a/datalab_sdk/client.py
+++ b/datalab_sdk/client.py
@@ -270,7 +270,9 @@ async def convert(
             images=result_data.get("images"),
             metadata=result_data.get("metadata"),
             error=result_data.get("error"),
+            error_in=result_data.get("error_in"),
             page_count=result_data.get("page_count"),
+            total_pages=result_data.get("total_pages"),
             status=result_data.get("status", "complete"),
         )
 
diff --git a/datalab_sdk/models.py b/datalab_sdk/models.py
index c1aeba9..7f0ca34 100644
--- a/datalab_sdk/models.py
+++ b/datalab_sdk/models.py
@@ -72,7 +72,9 @@ class ConversionResult:
     images: Optional[Dict[str, str]] = None
     metadata: Optional[Dict[str, Any]] = None
     error: Optional[str] = None
-    page_count: Optional[int] = None
+    error_in: Optional[str] = None  # Where the error occurred (e.g., "VALIDATION")
+    page_count: Optional[int] = None  # Number of pages processed
+    total_pages: Optional[int] = None  # Total number of pages in the document
     status: str = "complete"
 
     def save_output(