diff --git a/langfuse/api/resources/comments/types/create_comment_request.py b/langfuse/api/resources/comments/types/create_comment_request.py
index 3c35c64e2..0c3367f25 100644
--- a/langfuse/api/resources/comments/types/create_comment_request.py
+++ b/langfuse/api/resources/comments/types/create_comment_request.py
@@ -35,6 +35,32 @@ class CreateCommentRequest(pydantic_v1.BaseModel):
     The id of the user who created the comment.
     """
 
+    data_field: typing.Optional[str] = pydantic_v1.Field(
+        alias="dataField", default=None
+    )
+    """
+    For inline comments on IO, specifies which field (input, output, or metadata). Must be set together with path, rangeStart, and rangeEnd.
+    """
+
+    path: typing.Optional[typing.List[str]] = pydantic_v1.Field(default=None)
+    """
+    JSON Path expressions specifying comment location within the dataField. Must have same length as rangeStart and rangeEnd.
+    """
+
+    range_start: typing.Optional[typing.List[int]] = pydantic_v1.Field(
+        alias="rangeStart", default=None
+    )
+    """
+    Start character offsets (inclusive, UTF-16 code units) for each path entry.
+    """
+
+    range_end: typing.Optional[typing.List[int]] = pydantic_v1.Field(
+        alias="rangeEnd", default=None
+    )
+    """
+    End character offsets (exclusive, UTF-16 code units) for each path entry.
+    """
+
     def json(self, **kwargs: typing.Any) -> str:
         kwargs_with_defaults: typing.Any = {
             "by_alias": True,
diff --git a/langfuse/api/resources/commons/types/comment.py b/langfuse/api/resources/commons/types/comment.py
index 4d8b1916a..b9c986e2e 100644
--- a/langfuse/api/resources/commons/types/comment.py
+++ b/langfuse/api/resources/commons/types/comment.py
@@ -19,6 +19,31 @@ class Comment(pydantic_v1.BaseModel):
     author_user_id: typing.Optional[str] = pydantic_v1.Field(
         alias="authorUserId", default=None
     )
+    data_field: typing.Optional[str] = pydantic_v1.Field(
+        alias="dataField", default=None
+    )
+    """
+    For inline comments, the IO field (input, output, metadata)
+    """
+
+    path: typing.Optional[typing.List[str]] = pydantic_v1.Field(default=None)
+    """
+    JSON Path expressions for comment location
+    """
+
+    range_start: typing.Optional[typing.List[int]] = pydantic_v1.Field(
+        alias="rangeStart", default=None
+    )
+    """
+    Start character offsets (inclusive, UTF-16)
+    """
+
+    range_end: typing.Optional[typing.List[int]] = pydantic_v1.Field(
+        alias="rangeEnd", default=None
+    )
+    """
+    End character offsets (exclusive, UTF-16)
+    """
 
     def json(self, **kwargs: typing.Any) -> str:
         kwargs_with_defaults: typing.Any = {