Confirm this is an issue with the Python library and not an underlying OpenAI API

• This is an issue with the Python library

Describe the bug

Output items like

{
  "id": "ws_redacted",
  "type": "web_search_call",
  "status": "completed",
  "action": {
    "type": "find_in_page",
    "pattern": "USD",
    "url": "https://www.example.com"
  }
}

were rejected due to not present in

To Reproduce

from openai.types.responses.response_function_web_search import ResponseFunctionWebSearch
obj = ResponseFunctionWebSearch.model_validate({
"id": "ws_redacted",
  "type": "web_search_call",
  "status": "completed",
  "action": {
    "type": "find_in_page",
    "pattern": "USD",
    "url": "https://www.example.com"
  }
})
print(obj)

uv run test_minimal.py
Traceback (most recent call last):
File "test_minimal.py", line 2, in
obj = ResponseFunctionWebSearch.model_validate({
"id": "ws_redacted",
...<6 lines>...
}
})
File ".venv\Lib\site-packages\pydantic\main.py", line 705, in model_validate
return cls.pydantic_validator.validate_python(
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
obj, strict=strict, from_attributes=from_attributes, context=context, by_alias=by_alias, by_name=by_name
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
)
^
pydantic_core._pydantic_core.ValidationError: 4 validation errors for ResponseFunctionWebSearch
action.ActionSearch.query
Field required [type=missing, input_value={'type': 'find_in_page', ...ttps://www.example.com'}, input_type=dict]
For further information visit https://errors.pydantic.dev/2.11/v/missing
action.ActionSearch.type
Input should be 'search' [type=literal_error, input_value='find_in_page', input_type=str]
For further information visit https://errors.pydantic.dev/2.11/v/literal_error
action.ActionOpenPage.type
Input should be 'open_page' [type=literal_error, input_value='find_in_page', input_type=str]
For further information visit https://errors.pydantic.dev/2.11/v/literal_error
action.ActionFind.type
Input should be 'find' [type=literal_error, input_value='find_in_page', input_type=str]
For further information visit https://errors.pydantic.dev/2.11/v/literal_error

Code snippets

OS

Windows

Python version

3.13.5

Library version

1.107.1