From 14cd912d385f42ed906b918282c661cdbbb3ce6c Mon Sep 17 00:00:00 2001
From: Sanjay Santhanam <51058514+Sanjays2402@users.noreply.github.com>
Date: Mon, 20 Jul 2026 20:38:23 -0700
Subject: [PATCH] fix: require explicit OpenAI Codex selection

Stop generic OpenAI-compatible endpoints whose hostname contains codex from being routed through the OAuth-only backend. Add a provider-registry regression test.
---
 deeptutor/services/provider_registry.py  | 1 -
 tests/services/test_provider_registry.py | 4 ++++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/deeptutor/services/provider_registry.py b/deeptutor/services/provider_registry.py
index a0a262bf51..c67a68afd7 100644
--- a/deeptutor/services/provider_registry.py
+++ b/deeptutor/services/provider_registry.py
@@ -236,7 +236,6 @@ def canonical_provider_name(name: str | None) -> str | None:
         env_key="",
         display_name="OpenAI Codex",
         backend="openai_codex",
-        detect_by_base_keyword="codex",
         is_oauth=True,
         default_api_base="https://chatgpt.com/backend-api",
     ),
diff --git a/tests/services/test_provider_registry.py b/tests/services/test_provider_registry.py
index d4f29e2a46..686cc0e571 100644
--- a/tests/services/test_provider_registry.py
+++ b/tests/services/test_provider_registry.py
@@ -8,3 +8,7 @@ def test_nvidia_nim_gateway_detection_by_key_and_base() -> None:
     assert spec.supports_stream_options is False
     assert find_gateway(api_key="nvapi-test-key") == spec
     assert find_gateway(api_base="https://integrate.api.nvidia.com/v1") == spec
+
+
+def test_openai_codex_is_not_detected_from_api_base() -> None:
+    assert find_gateway(api_base="https://codex.example.com/v1") is None