diff --git a/src/components/common/settings/AIChatConfigTab.vue b/src/components/common/settings/AIChatConfigTab.vue
deleted file mode 100644
index 184d47f..0000000
--- a/src/components/common/settings/AIChatConfigTab.vue
+++ /dev/null
@@ -1,58 +0,0 @@
-<script setup lang="ts">
-import { computed } from 'vue'
-import { storeToRefs } from 'pinia'
-import { usePromptStore } from '@/stores/prompt'
-
-// Store
-const promptStore = usePromptStore()
-const { aiGlobalSettings } = storeToRefs(promptStore)
-
-// Emits
-const emit = defineEmits<{
-  'config-changed': []
-}>()
-
-// 发送条数限制
-const globalMaxMessages = computed({
-  get: () => aiGlobalSettings.value.maxMessagesPerRequest,
-  set: (val: number) => {
-    const clampedVal = Math.max(100, Math.min(5000, val || 100))
-    promptStore.updateAIGlobalSettings({ maxMessagesPerRequest: clampedVal })
-    emit('config-changed')
-  },
-})
-</script>
-
-<template>
-  <div class="space-y-6">
-    <!-- 发送条数限制 -->
-    <div>
-      <h4 class="mb-3 flex items-center gap-2 text-sm font-semibold text-gray-900 dark:text-white">
-        <UIcon name="i-heroicons-chat-bubble-left-right" class="h-4 w-4 text-violet-500" />
-        对话设置
-      </h4>
-      <div class="rounded-lg border border-gray-200 bg-gray-50 p-4 dark:border-gray-700 dark:bg-gray-800/50">
-        <div class="flex items-center justify-between">
-          <div class="flex-1 pr-4">
-            <p class="text-sm font-medium text-gray-900 dark:text-white">发送条数限制</p>
-            <p class="text-xs text-gray-500 dark:text-gray-400">
-              每次发送给 AI 的最大消息条数，用于控制上下文长度（100-5000）
-            </p>
-          </div>
-          <UInput v-model.number="globalMaxMessages" type="number" min="10" max="5000" class="w-24" />
-        </div>
-      </div>
-    </div>
-
-    <!-- 更多设置占位 -->
-    <div>
-      <h4 class="mb-3 flex items-center gap-2 text-sm font-semibold text-gray-900 dark:text-white">
-        <UIcon name="i-heroicons-adjustments-horizontal" class="h-4 w-4 text-blue-500" />
-        更多设置
-      </h4>
-      <div class="rounded-lg border border-gray-200 bg-gray-50 p-4 dark:border-gray-700 dark:bg-gray-800/50">
-        <p class="text-sm text-gray-500 dark:text-gray-400">更多聊天相关设置即将推出...</p>
-      </div>
-    </div>
-  </div>
-</template>
diff --git a/src/components/common/settings/AIConfigEditModal.vue b/src/components/common/settings/AIConfigEditModal.vue
index 869d592..aebc23d 100644
--- a/src/components/common/settings/AIConfigEditModal.vue
+++ b/src/components/common/settings/AIConfigEditModal.vue
@@ -412,7 +412,7 @@ watch(
                 >
                   本地服务
                 </p>
-                <p class="mt-0.5 text-[10px] text-gray-500">Ollama、Parallax 等</p>
+                <p class="mt-0.5 text-[10px] text-gray-500">Ollama 等</p>
               </div>
             </button>
 
diff --git a/src/components/common/settings/AIConfigTab.vue b/src/components/common/settings/AIConfigTab.vue
index 1aba28e..97feb63 100644
--- a/src/components/common/settings/AIConfigTab.vue
+++ b/src/components/common/settings/AIConfigTab.vue
@@ -135,12 +135,9 @@ onMounted(() => {
 
   <!-- 配置列表视图 -->
   <div v-else class="space-y-4">
-    <UAlert v-if="configs.length === 0" color="warning" variant="outline" icon="i-lucide-terminal" class="p-2">
+    <UAlert v-if="configs.length === 0" color="error" variant="outline" icon="i-lucide-terminal" class="p-2">
       <template #title>
-        <p>
-          强烈建议配置本地模型，分析聊天记录更加安全，个人实测8B小模型也能满足分析需求，而且可以无限量分析，本地模型部署参考
-          <a href="https://github.com/GradientHQ/parallax" class="text-pink-500" target="_blank">GradientHQ/parallax</a>
-        </p>
+        <p>建议优先配置本地模型，分析聊天记录更加安全，个人实测qwen3-8B小模型也能满足分析需求</p>
       </template>
     </UAlert>
     <!-- 配置列表 -->
diff --git a/src/components/common/settings/AIPromptConfigTab.vue b/src/components/common/settings/AIPromptConfigTab.vue
index da55e3f..a750cae 100644
--- a/src/components/common/settings/AIPromptConfigTab.vue
+++ b/src/components/common/settings/AIPromptConfigTab.vue
@@ -95,10 +95,10 @@ function isActivePreset(presetId: string, chatType: 'group' | 'private'): boolea
           <div class="flex-1 pr-4">
             <p class="text-sm font-medium text-gray-900 dark:text-white">发送条数限制</p>
             <p class="text-xs text-gray-500 dark:text-gray-400">
-              每次发送给 AI 的最大消息条数，用于控制上下文长度（100-5000）
+              每次发送给 AI 的最大消息条数，用于控制上下文长度（建议在500以上）
             </p>
           </div>
-          <UInput v-model.number="globalMaxMessages" type="number" min="100" max="5000" class="w-24" />
+          <UInput v-model.number="globalMaxMessages" type="number" min="1" max="5000" class="w-24" />
         </div>
       </div>
     </div>
@@ -125,7 +125,7 @@ function isActivePreset(presetId: string, chatType: 'group' | 'private'): boolea
           class="group flex cursor-pointer items-center justify-between rounded-lg border p-3 transition-colors"
           :class="[
             isActivePreset(preset.id, 'group')
-              ? 'border-violet-300 bg-violet-50 dark:border-violet-700 dark:bg-violet-900/20'
+              ? 'border-primary-300 bg-primary-50 dark:border-primary-700 dark:bg-primary-900/20'
               : 'border-gray-200 bg-white hover:bg-gray-50 dark:border-gray-700 dark:bg-gray-900 dark:hover:bg-gray-800',
           ]"
           @click="setActivePreset(preset.id, 'group')"
@@ -136,7 +136,7 @@ function isActivePreset(presetId: string, chatType: 'group' | 'private'): boolea
               class="flex h-7 w-7 shrink-0 items-center justify-center rounded-full"
               :class="[
                 isActivePreset(preset.id, 'group')
-                  ? 'bg-violet-500 text-white'
+                  ? 'bg-primary-500 text-white'
                   : 'bg-gray-200 text-gray-500 dark:bg-gray-700 dark:text-gray-400',
               ]"
             >
@@ -187,7 +187,7 @@ function isActivePreset(presetId: string, chatType: 'group' | 'private'): boolea
           class="group flex cursor-pointer items-center justify-between rounded-lg border p-3 transition-colors"
           :class="[
             isActivePreset(preset.id, 'private')
-              ? 'border-blue-300 bg-blue-50 dark:border-blue-700 dark:bg-blue-900/20'
+              ? 'border-primary-300 bg-primary-50 dark:border-primary-700 dark:bg-primary-900/20'
               : 'border-gray-200 bg-white hover:bg-gray-50 dark:border-gray-700 dark:bg-gray-900 dark:hover:bg-gray-800',
           ]"
           @click="setActivePreset(preset.id, 'private')"
@@ -198,7 +198,7 @@ function isActivePreset(presetId: string, chatType: 'group' | 'private'): boolea
               class="flex h-7 w-7 shrink-0 items-center justify-center rounded-full"
               :class="[
                 isActivePreset(preset.id, 'private')
-                  ? 'bg-blue-500 text-white'
+                  ? 'bg-primary-500 text-white'
                   : 'bg-gray-200 text-gray-500 dark:bg-gray-700 dark:text-gray-400',
               ]"
             >
diff --git a/src/components/common/settings/index.ts b/src/components/common/settings/index.ts
index 58f1d0e..8e7c0be 100644
--- a/src/components/common/settings/index.ts
+++ b/src/components/common/settings/index.ts
@@ -1,5 +1,4 @@
 export { default as AIConfigTab } from './AIConfigTab.vue'
-export { default as AIChatConfigTab } from './AIChatConfigTab.vue'
 export { default as AIConfigEditModal } from './AIConfigEditModal.vue'
 export { default as AIPromptConfigTab } from './AIPromptConfigTab.vue'
 export { default as AIPromptEditModal } from './AIPromptEditModal.vue'