diff --git a/src/openai/types/beta/beta_response_function_web_search.py b/src/openai/types/beta/beta_response_function_web_search.py
index af57015543..dc22916303 100644
--- a/src/openai/types/beta/beta_response_function_web_search.py
+++ b/src/openai/types/beta/beta_response_function_web_search.py
@@ -62,8 +62,8 @@ class ActionFindInPage(BaseModel):
     type: Literal["find_in_page"]
     """The action type."""
 
-    url: str
-    """The URL of the page searched for the pattern."""
+    url: Optional[str] = None
+    """The URL of the page searched for the pattern, when provided."""
 
 
 Action: TypeAlias = Annotated[Union[ActionSearch, ActionOpenPage, ActionFindInPage], PropertyInfo(discriminator="type")]
diff --git a/src/openai/types/beta/beta_response_function_web_search_param.py b/src/openai/types/beta/beta_response_function_web_search_param.py
index 8c8a92c684..e5e2fab50a 100644
--- a/src/openai/types/beta/beta_response_function_web_search_param.py
+++ b/src/openai/types/beta/beta_response_function_web_search_param.py
@@ -63,8 +63,8 @@ class ActionFindInPage(TypedDict, total=False):
     type: Required[Literal["find_in_page"]]
     """The action type."""
 
-    url: Required[str]
-    """The URL of the page searched for the pattern."""
+    url: Optional[str]
+    """The URL of the page searched for the pattern, when provided."""
 
 
 Action: TypeAlias = Union[ActionSearch, ActionOpenPage, ActionFindInPage]
diff --git a/src/openai/types/responses/response_function_web_search.py b/src/openai/types/responses/response_function_web_search.py
index 44c6dd7a99..667441452e 100644
--- a/src/openai/types/responses/response_function_web_search.py
+++ b/src/openai/types/responses/response_function_web_search.py
@@ -61,8 +61,8 @@ class ActionFind(BaseModel):
     type: Literal["find_in_page"]
     """The action type."""
 
-    url: str
-    """The URL of the page searched for the pattern."""
+    url: Optional[str] = None
+    """The URL of the page searched for the pattern, when provided."""
 
 
 Action: TypeAlias = Annotated[Union[ActionSearch, ActionOpenPage, ActionFind], PropertyInfo(discriminator="type")]
diff --git a/src/openai/types/responses/response_function_web_search_param.py b/src/openai/types/responses/response_function_web_search_param.py
index 122ea72ad0..70d5763c21 100644
--- a/src/openai/types/responses/response_function_web_search_param.py
+++ b/src/openai/types/responses/response_function_web_search_param.py
@@ -62,8 +62,8 @@ class ActionFind(TypedDict, total=False):
     type: Required[Literal["find_in_page"]]
     """The action type."""
 
-    url: Required[str]
-    """The URL of the page searched for the pattern."""
+    url: Optional[str]
+    """The URL of the page searched for the pattern, when provided."""
 
 
 Action: TypeAlias = Union[ActionSearch, ActionOpenPage, ActionFind]
diff --git a/tests/test_web_search_action_types.py b/tests/test_web_search_action_types.py
new file mode 100644
index 0000000000..bbee37ae93
--- /dev/null
+++ b/tests/test_web_search_action_types.py
@@ -0,0 +1,30 @@
+from openai._compat import model_parse
+from openai.types.beta.beta_response_function_web_search import BetaResponseFunctionWebSearch
+from openai.types.beta.beta_response_function_web_search_param import ActionFindInPage as BetaActionFindParam
+from openai.types.responses.response_function_web_search import ResponseFunctionWebSearch
+from openai.types.responses.response_function_web_search_param import ActionFind as ActionFindParam
+
+
+def _find_payload() -> dict[str, object]:
+    return {
+        "id": "ws_test",
+        "type": "web_search_call",
+        "status": "completed",
+        "action": {"type": "find_in_page", "pattern": "og:image"},
+    }
+
+
+def test_find_in_page_action_allows_missing_url() -> None:
+    item = model_parse(ResponseFunctionWebSearch, _find_payload())
+
+    assert item.action.type == "find_in_page"
+    assert item.action.url is None
+    assert "url" not in ActionFindParam.__required_keys__
+
+
+def test_beta_find_in_page_action_allows_missing_url() -> None:
+    item = model_parse(BetaResponseFunctionWebSearch, _find_payload())
+
+    assert item.action.type == "find_in_page"
+    assert item.action.url is None
+    assert "url" not in BetaActionFindParam.__required_keys__