diff --git a/README.md b/README.md
index a8c17c4..a0a0f37 100644
--- a/README.md
+++ b/README.md
@@ -4147,7 +4147,7 @@ Search parameters are passed to Anki, check the docs for more information: https
 
 #### `notesInfo`
 
-*   Returns a list of objects containing for each note ID the note fields, tags, note type and the cards belonging to
+*   Returns a list of objects containing for each note ID the note fields, tags, note type, modification time and the cards belonging to
     the note.
 
     <details>
@@ -4177,7 +4177,42 @@ Search parameters are passed to Anki, check the docs for more information: https
                 "fields": {
                     "Front": {"value": "front content", "order": 0},
                     "Back": {"value": "back content", "order": 1}
-                }
+                },
+                "mod": 1718377864,
+            }
+        ],
+        "error": null
+    }
+    ```
+    </details>
+s
+#### `notesModTime`
+
+*   Returns a list of objects containings for each note ID the modification time.
+
+    <details>
+    <summary><i>Sample request:</i></summary>
+
+    ```json
+    {
+        "action": "notesModTime",
+        "version": 6,
+        "params": {
+            "notes": [1502298033753]
+        }
+    }
+    ```
+    </details>
+
+    <details>
+    <summary><i>Sample result:</i></summary>
+
+    ```json
+    {
+        "result": [
+            {
+                "noteId": 1498938915662,
+                "mod": 1629454092
             }
         ],
         "error": null
diff --git a/plugin/__init__.py b/plugin/__init__.py
index 4037c23..44e5e58 100644
--- a/plugin/__init__.py
+++ b/plugin/__init__.py
@@ -1699,6 +1699,7 @@ class AnkiConnect:
                     'tags' : note.tags,
                     'fields': fields,
                     'modelName': model['name'],
+                    'mod': note.mod,
                     'cards': self.collection().db.list('select id from cards where nid = ? order by ord', note.id)
                 })
             except NotFoundError:
@@ -1710,6 +1711,23 @@ class AnkiConnect:
 
         return result
 
+    @util.api()
+    def notesModTime(self, notes):
+        result = []
+        for nid in notes:
+            try:
+                note = self.getNote(nid)
+                result.append({
+                    'noteId': note.id,
+                    'mod': note.mod
+                })
+            except NotFoundError:
+                # Anki will give a NotFoundError if the note ID does not exist.
+                # Best behavior is probably to add an 'empty card' to the
+                # returned result, so that the items of the input and return
+                # lists correspond.
+                result.append({})
+        return result
 
     @util.api()
     def deleteNotes(self, notes):