diff --git a/frontend/src/components/aiops/LLMConfig.tsx b/frontend/src/components/aiops/LLMConfig.tsx
index 978a260..29a5b38 100644
--- a/frontend/src/components/aiops/LLMConfig.tsx
+++ b/frontend/src/components/aiops/LLMConfig.tsx
@@ -23,6 +23,7 @@ import {
   endpointPlaceholder,
   findProvider,
   GATEWAY_PROVIDERS,
+  isCodingPlanProvider,
   LOCAL_PROVIDERS,
   needsManualModel,
 } from './llmProviders';
@@ -166,7 +167,14 @@ export default function LLMConfigPage() {
     setModelMode(needsManualModel(p, next) ? 'input' : 'select');
     setDiscoveredModels([]);
     invalidateVerify();
-    setCfg({ ...cfg, provider: p, endpoint: next.endpoint, model, api_key: '' });
+    setCfg({
+      ...cfg,
+      provider: p,
+      endpoint: next.endpoint,
+      model,
+      api_key: '',
+      reasoning_enabled: isCodingPlanProvider(p),
+    });
   };
 
   const onModel = (m: string) => {
diff --git a/frontend/src/components/aiops/llmProviders.ts b/frontend/src/components/aiops/llmProviders.ts
index d261c1f..0c4332a 100644
--- a/frontend/src/components/aiops/llmProviders.ts
+++ b/frontend/src/components/aiops/llmProviders.ts
@@ -172,6 +172,10 @@ export const PROVIDERS: ProviderMeta[] = [
 
 export const findProvider = (provider: string) => PROVIDERS.find((item) => item.id === provider);
 
+// 编码套餐默认启用深度推理，用户仍可在页面中按模型能力关闭。 // Logan.Li
+export const isCodingPlanProvider = (provider: string) =>
+  CLOUD_CODING_PROVIDERS.some((item) => item.id === provider);
+
 export const needsManualModel = (provider: string, meta?: ProviderMeta) =>
   provider === 'custom' || provider === 'new-api' || provider === 'vllm'
   || provider === 'lmstudio' || !meta?.models.length;
diff --git a/frontend/src/locales/en-US.json b/frontend/src/locales/en-US.json
index 0db8c74..5061056 100644
--- a/frontend/src/locales/en-US.json
+++ b/frontend/src/locales/en-US.json
@@ -8420,7 +8420,7 @@
     "durationM": "{{mins}}m",
     "emptyConvHint": "No conversations yet; enter a question to start chatting with the AI assistant",
     "enableLlm": "Enable LLM Service",
-    "enableReasoning": "Enable reasoning mode",
+    "enableReasoning": "Enable deep reasoning",
     "endpointLabel": "Endpoint",
     "endpointModelHint": "Enter the endpoint ID created in the provider console",
     "errorOccurred": "An error occurred",
@@ -8664,9 +8664,9 @@
     "reasoningHigh": "High",
     "reasoningLow": "Low",
     "reasoningMedium": "Medium",
-    "reasoningModelHint": "For reasoning models such as OpenAI GPT-5 / o-series, DeepSeek R1, and Claude Sonnet / Opus 4.",
+    "reasoningModelHint": "Enabled by default for Coding Plans; adjust it for model capabilities such as GPT-5 / o-series, DeepSeek R1, and Claude Sonnet / Opus 4.",
     "reasoningOn": "Reasoning mode is on",
-    "reasoningPlanMode": "Reasoning / Plan Mode",
+    "reasoningPlanMode": "Deep Reasoning",
     "recommended": "Recommended",
     "regenerate": "Regenerate",
     "rejectedExec": "Execution rejected: {{cmd}}",
diff --git a/frontend/src/locales/zh-CN.json b/frontend/src/locales/zh-CN.json
index 843da41..488b5bd 100644
--- a/frontend/src/locales/zh-CN.json
+++ b/frontend/src/locales/zh-CN.json
@@ -8420,7 +8420,7 @@
     "durationM": "{{mins}}分钟",
     "emptyConvHint": "暂无对话记录，输入问题开始与 AI 助手对话",
     "enableLlm": "启用 LLM 服务",
-    "enableReasoning": "启用推理模式",
+    "enableReasoning": "启用深度推理",
     "endpointLabel": "接口地址（Endpoint）",
     "endpointModelHint": "请填写在提供商控制台创建的接入点 ID",
     "errorOccurred": "发生错误",
@@ -8664,9 +8664,9 @@
     "reasoningHigh": "高",
     "reasoningLow": "低",
     "reasoningMedium": "中",
-    "reasoningModelHint": "适用于 OpenAI GPT-5 / o-series、DeepSeek R1、Claude Sonnet / Opus 4 等推理模型。",
+    "reasoningModelHint": "编码套餐默认开启；也可按模型能力调整，适用于 GPT-5 / o-series、DeepSeek R1、Claude Sonnet / Opus 4 等。",
     "reasoningOn": "推理模式已开启",
-    "reasoningPlanMode": "推理 / Plan 模式",
+    "reasoningPlanMode": "深度推理",
     "recommended": "推荐",
     "regenerate": "重新生成",
     "rejectedExec": "已拒绝执行：{{cmd}}",