Complete batch import v2 runtime and host capability recovery

internal/host/sub2api/sub2api_test.go

@@ -979,6 +979,41 @@ func TestCheckGatewayCompletionWithMock(t *testing.T) {
 	}
 }
 
+func TestDisableOpenAIResponsesAPIWithMock(t *testing.T) {
+	var calls []string
+	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		calls = append(calls, r.Method+" "+r.URL.Path)
+		if r.Method != http.MethodPut {
+			t.Fatalf("method = %q, want PUT", r.Method)
+		}
+		var payload struct {
+			Extra map[string]any `json:"extra"`
+		}
+		if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
+			t.Fatalf("decode request: %v", err)
+		}
+		if got, ok := payload.Extra["openai_responses_supported"].(bool); !ok || got {
+			t.Fatalf("openai_responses_supported = %+v, want false", payload.Extra["openai_responses_supported"])
+		}
+		w.Write([]byte(`{"data":{"id":1}}`))
+	}))
+	defer srv.Close()
+
+	client, _ := NewClient(srv.URL, WithAPIKey("k"))
+	if err := client.DisableOpenAIResponsesAPI(context.Background(), []string{"101", "101", "  ", "102"}); err != nil {
+		t.Fatalf("DisableOpenAIResponsesAPI() error = %v", err)
+	}
+	if len(calls) != 2 {
+		t.Fatalf("calls = %v, want 2 unique account updates", calls)
+	}
+	if calls[0] != "PUT /api/v1/admin/accounts/101" {
+		t.Fatalf("first call = %q, want PUT /api/v1/admin/accounts/101", calls[0])
+	}
+	if calls[1] != "PUT /api/v1/admin/accounts/102" {
+		t.Fatalf("second call = %q, want PUT /api/v1/admin/accounts/102", calls[1])
+	}
+}
+
 func TestBatchCreateAccountsWithMock(t *testing.T) {
 	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		var req struct {