From b00a48aa1fc96fe68d1f564619401e7d4affd7b8 Mon Sep 17 00:00:00 2001
From: Rajeev91691 <rajeevnandan382@gmail.com>
Date: Thu, 13 Aug 2026 23:36:43 +0530
Subject: [PATCH] fix: coerce exception code to string or None

---
 src/openai/_exceptions.py |  3 ++-
 tests/test_client.py      | 19 +++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/openai/_exceptions.py b/src/openai/_exceptions.py
index 86f44b0e15..516fce847f 100644
--- a/src/openai/_exceptions.py
+++ b/src/openai/_exceptions.py
@@ -71,7 +71,8 @@ def __init__(self, message: str, request: httpx.Request, *, body: object | None)
         self.body = body
 
         if is_dict(body):
-            self.code = cast(Any, construct_type(type_=Optional[str], value=body.get("code")))
+            code_val = body.get("code")
+            self.code = str(code_val) if code_val is not None else None
             self.param = cast(Any, construct_type(type_=Optional[str], value=body.get("param")))
             self.type = cast(Any, construct_type(type_=str, value=body.get("type")))
         else:
diff --git a/tests/test_client.py b/tests/test_client.py
index bdbc2ce26b..34ba772a9d 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -2950,3 +2950,22 @@ def provider() -> str:
             assert len(calls) == 2
 
             assert provider_call_count == 1
+
+
+def test_api_error_code_coercion() -> None:
+    from openai._exceptions import APIError
+
+    request = httpx.Request("GET", "http://localhost")
+
+    # Test integer code coercion
+    err = APIError("message", request, body={"code": 400, "param": "some_param", "type": "some_type"})
+    assert err.code == "400"
+
+    # Test string code coercion
+    err = APIError("message", request, body={"code": "invalid_api_key"})
+    assert err.code == "invalid_api_key"
+
+    # Test None code
+    err = APIError("message", request, body={"code": None})
+    assert err.code is None
+