diff --git a/kouyu_english/test/live_endpoint_test.dart b/kouyu_english/test/live_endpoint_test.dart
index f838fb6..9c80514 100644
--- a/kouyu_english/test/live_endpoint_test.dart
+++ b/kouyu_english/test/live_endpoint_test.dart
@@ -15,19 +15,40 @@ class RealHttpOverrides extends HttpOverrides {
 ///
 /// 运行方式：
 ///   KOUYU_AI_API_KEY=sk-xxx flutter test test/live_endpoint_test.dart
-/// 可选：KOUYU_AI_BASE_URL（默认 https://codex.slcydia.fun）、KOUYU_AI_MODEL。
+/// 可选：KOUYU_AI_ENDPOINT、KOUYU_AI_MODEL。
 /// 未设置密钥时整组测试自动跳过，不会误报成功。
 String? _env(String name) {
   final value = Platform.environment[name];
   return (value == null || value.trim().isEmpty) ? null : value.trim();
 }
 
+/// KOUYU_AI_ENDPOINT 可以直接填应用里配置的那个完整地址（通常带
+/// /v1/responses）。这里把它归一化成服务基址，再拼出要测的两个端点，
+/// 避免出现 .../v1/responses/v1/responses。
+String _serviceBase(String endpoint) {
+  var value = endpoint.trim().replaceFirst(RegExp(r'/+$'), '');
+  for (final suffix in const [
+    '/v1/responses',
+    '/v1/chat/completions',
+    '/responses',
+    '/chat/completions',
+    '/v1',
+  ]) {
+    if (value.endsWith(suffix)) {
+      return value.substring(0, value.length - suffix.length);
+    }
+  }
+  return value;
+}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   HttpOverrides.global = RealHttpOverrides();
 
   final apiKey = _env('KOUYU_AI_API_KEY');
-  final baseUrl = _env('KOUYU_AI_BASE_URL') ?? 'https://codex.slcydia.fun';
+  final baseUrl = _serviceBase(
+    _env('KOUYU_AI_ENDPOINT') ?? 'https://codex.slcydia.fun/v1/responses',
+  );
   final model = _env('KOUYU_AI_MODEL') ?? 'gemini-3.7-flash-high';
   final skipReason = apiKey == null
       ? '未设置 KOUYU_AI_API_KEY，跳过联网测试。'
@@ -36,6 +57,14 @@ void main() {
     AiService.instance.setFallbackApiKey(apiKey);
   }
 
+  // 这条不联网，只保证端点归一化不会拼出重复路径。
+  test('KOUYU_AI_ENDPOINT 可以直接填完整端点', () {
+    expect(_serviceBase('https://host/v1/responses'), 'https://host');
+    expect(_serviceBase('https://host/v1/chat/completions'), 'https://host');
+    expect(_serviceBase('https://host/v1/'), 'https://host');
+    expect(_serviceBase('https://host'), 'https://host');
+  });
+
   test('Live test: /v1/responses endpoint testConnection', () async {
     try {
       final resResponses = await AiService.instance.testConnection(