diff --git a/src/openai/types/responses/response_input_item_param.py b/src/openai/types/responses/response_input_item_param.py
index 87ea1bc572..c03b4beb1b 100644
--- a/src/openai/types/responses/response_input_item_param.py
+++ b/src/openai/types/responses/response_input_item_param.py
@@ -176,10 +176,10 @@ class ImageGenerationCall(TypedDict, total=False):
     id: Required[str]
     """The unique ID of the image generation call."""
 
-    result: Required[Optional[str]]
+    result: Optional[str]
     """The generated image encoded in base64."""
 
-    status: Required[Literal["in_progress", "completed", "generating", "failed"]]
+    status: Literal["in_progress", "completed", "generating", "failed"]
     """The status of the image generation call."""
 
     type: Required[Literal["image_generation_call"]]
diff --git a/src/openai/types/responses/response_input_param.py b/src/openai/types/responses/response_input_param.py
index cf4d529521..576d52da0b 100644
--- a/src/openai/types/responses/response_input_param.py
+++ b/src/openai/types/responses/response_input_param.py
@@ -177,10 +177,10 @@ class ImageGenerationCall(TypedDict, total=False):
     id: Required[str]
     """The unique ID of the image generation call."""
 
-    result: Required[Optional[str]]
+    result: Optional[str]
     """The generated image encoded in base64."""
 
-    status: Required[Literal["in_progress", "completed", "generating", "failed"]]
+    status: Literal["in_progress", "completed", "generating", "failed"]
     """The status of the image generation call."""
 
     type: Required[Literal["image_generation_call"]]
diff --git a/tests/test_response_input_types.py b/tests/test_response_input_types.py
new file mode 100644
index 0000000000..b15053c047
--- /dev/null
+++ b/tests/test_response_input_types.py
@@ -0,0 +1,15 @@
+from __future__ import annotations
+
+from openai.types.responses import ResponseInputParam
+from openai.types.responses.response_input_item_param import ImageGenerationCall
+
+
+def test_image_generation_call_input_allows_id_only() -> None:
+    image_generation_call: ImageGenerationCall = {
+        "id": "ig_123",
+        "type": "image_generation_call",
+    }
+
+    response_input: ResponseInputParam = [image_generation_call]
+
+    assert response_input == [image_generation_call]