diff --git a/web/src/components/game/panels/system/LLMConfigPanel.vue b/web/src/components/game/panels/system/LLMConfigPanel.vue
index 06f1176..67a474d 100644
--- a/web/src/components/game/panels/system/LLMConfigPanel.vue
+++ b/web/src/components/game/panels/system/LLMConfigPanel.vue
@@ -26,6 +26,12 @@ const modeOptions = computed(() => [
 ])
 
 const presets = computed(() => [
+  {
+    name: t('llm.presets.openai'),
+    base_url: 'https://api.openai.com/v1',
+    model_name: 'gpt-4o',
+    fast_model_name: 'gpt-4o-mini'
+  },
   {
     name: t('llm.presets.qwen'),
     base_url: 'https://dashscope.aliyuncs.com/compatible-mode/v1',
@@ -282,6 +288,9 @@ onMounted(() => {
           <div class="help-section">
             <h4>{{ t('llm.help.q3_title') }}</h4>
             <p>{{ t('llm.help.q3_content') }}</p>
+            <div class="format-note">
+              <p>{{ t('llm.help.q3_format_note') }}</p>
+            </div>
             <div class="code-block">
               <p>{{ t('llm.help.q3_base_url') }}</p>
               <p>{{ t('llm.help.q3_api_key') }}</p>
@@ -292,6 +301,7 @@ onMounted(() => {
           <div class="help-section">
             <h4>{{ t('llm.help.q4_title') }}</h4>
             <ul class="link-list">
+               <li><a href="https://platform.openai.com/" target="_blank">{{ t('llm.help_links.openai') }}</a></li>
                <li><a href="https://bailian.console.aliyun.com/" target="_blank">{{ t('llm.help_links.qwen') }}</a></li>
                <li><a href="https://platform.deepseek.com/" target="_blank">{{ t('llm.help_links.deepseek') }}</a></li>
                <li><a href="https://openrouter.ai/" target="_blank">{{ t('llm.help_links.openrouter') }}</a></li>
@@ -601,6 +611,22 @@ onMounted(() => {
   margin: 0;
 }
 
+.format-note {
+  background: #1a1f2e;
+  border: 1px solid #4a5a7a;
+  border-left: 0.3em solid #ffa500;
+  border-radius: 0.5em;
+  padding: 0.8em 1em;
+  margin: 0.8em 0;
+}
+
+.format-note p {
+  margin: 0;
+  color: #ffd700;
+  font-size: 0.9em;
+  line-height: 1.5;
+}
+
 .code-block {
   background: #111;
   border: 1px solid #2a2a2a;
diff --git a/web/src/locales/en-US.json b/web/src/locales/en-US.json
index 8eac234..2020272 100644
--- a/web/src/locales/en-US.json
+++ b/web/src/locales/en-US.json
@@ -95,6 +95,7 @@
       "q2_gemini": "Produced by Google, top-tier comprehensive performance.",
       "q3_title": "📝 3. How to fill configuration?",
       "q3_content": "Once you have an API, you need to fill in these three core parameters. Usually, you can find them in the provider's documentation:",
+      "q3_format_note": "⚠️ Important: This game only supports OpenAI-compatible API format. Services that don't support OpenAI-compatible format cannot be used. We recommend using the presets (they are all confirmed compatible). If you want to use other services, please confirm they provide OpenAI-compatible interfaces.",
       "q3_base_url": "API Base URL: The entry point to AI, usually provided by the vendor (e.g., https://api.deepseek.com).",
       "q3_api_key": "API Key: Your identity credential, like an account password.",
       "q3_model_name": "Model Name: Tell the server which 'brain' to use, e.g., deepseek-chat or gemini-3-flash-preview.",
@@ -105,6 +106,7 @@
       "confirm": "I understand"
     },
     "presets": {
+      "openai": "OpenAI",
       "qwen": "Qwen",
       "deepseek": "DeepSeek",
       "siliconflow": "SiliconFlow",
@@ -113,6 +115,7 @@
       "ollama": "Ollama (Local)"
     },
     "help_links": {
+      "openai": "OpenAI Platform",
       "qwen": "Aliyun Bailian (Qwen / Recommended)",
       "deepseek": "DeepSeek Platform (Fast & Cheap)",
       "openrouter": "OpenRouter (All-in-one, Recommended)",
diff --git a/web/src/locales/zh-CN.json b/web/src/locales/zh-CN.json
index e999180..0cf9dd3 100644
--- a/web/src/locales/zh-CN.json
+++ b/web/src/locales/zh-CN.json
@@ -95,6 +95,7 @@
       "q2_gemini": "Google 出品，综合性能顶尖。",
       "q3_title": "📝 3. 如何填入配置?",
       "q3_content": "获得 API 后，你需要填入以下三大核心参数才能使用，通常你可以在api提供方的文档中找到 these 参数怎么填：",
+      "q3_format_note": "⚠️ 重要提示：本游戏仅支持 OpenAI 兼容格式的 API。如果某个服务不支持 OpenAI 兼容格式，将无法使用。推荐使用预设中的服务（它们都已确认兼容）。如需使用其他服务，请确认其提供 OpenAI 兼容接口。",
       "q3_base_url": "API Base URL (接口地址): AI 的访问大门，通常由厂商提供 (如 https://api.deepseek.com)。",
       "q3_api_key": "API Key (密钥): 你的身份凭证，就像账号密码。",
       "q3_model_name": "Model Name (模型名称): 告诉服务器你想用哪颗大脑，如 deepseek-chat 或 gemini-3-flash-preview。",
@@ -105,6 +106,7 @@
       "confirm": "我明白了"
     },
     "presets": {
+      "openai": "OpenAI",
       "qwen": "通义千问",
       "deepseek": "DeepSeek",
       "siliconflow": "硅基流动",
@@ -113,6 +115,7 @@
       "ollama": "Ollama (本地)"
     },
     "help_links": {
+      "openai": "OpenAI Platform",
       "qwen": "阿里云百炼 (Qwen / 最推荐)",
       "deepseek": "DeepSeek 开放平台 (国内推荐，便宜)",
       "openrouter": "OpenRouter (全机型聚合，推荐)",