diff --git a/extensions/openai/test-support/provider-catalog.contract-test-support.ts b/extensions/openai/test-support/provider-catalog.contract-test-support.ts
index 44d9af4e870..e384e768849 100644
--- a/extensions/openai/test-support/provider-catalog.contract-test-support.ts
+++ b/extensions/openai/test-support/provider-catalog.contract-test-support.ts
@@ -107,6 +107,7 @@ export function describeOpenAIProviderCatalogContract() {
         const { openaiProvider } = await contractDepsPromise;
         expectCodexMissingAuthHint(
           (params) => openaiProvider.buildMissingAuthMessage?.(params.context) ?? undefined,
+          "openai-codex/gpt-5.5",
         );
       });
 
diff --git a/src/plugins/provider-runtime.test-support.ts b/src/plugins/provider-runtime.test-support.ts
index d095f166111..5158b3d1651 100644
--- a/src/plugins/provider-runtime.test-support.ts
+++ b/src/plugins/provider-runtime.test-support.ts
@@ -35,6 +35,7 @@ export function expectCodexMissingAuthHint(
       listProfileIds: (providerId: string) => string[];
     };
   }) => string | undefined,
+  expectedModel = "openai/gpt-5.5",
 ) {
   expect(
     buildProviderMissingAuthMessageWithPlugin({
@@ -46,7 +47,7 @@ export function expectCodexMissingAuthHint(
         listProfileIds: (providerId) => (providerId === "openai-codex" ? ["p1"] : []),
       },
     }),
-  ).toContain("openai/gpt-5.5");
+  ).toContain(expectedModel);
 }
 
 export function expectCodexBuiltInSuppression(