diff --git a/app/Http/Controllers/Api/DialogController.php b/app/Http/Controllers/Api/DialogController.php
index c2a26b36b..2216ebfd7 100755
--- a/app/Http/Controllers/Api/DialogController.php
+++ b/app/Http/Controllers/Api/DialogController.php
@@ -3090,7 +3090,7 @@ class DialogController extends AbstractController
             ]
         )) {
             WebSocketDialogMsg::sendMsg(null, $dialog_id, 'notice', [
-                'notice' => $value ? ("修改提示词：" . $value) : "取消提示词",
+                'notice' => $value ? ("修改提示词：" . Base::cutStr($value, 100)) : "取消提示词",
             ], User::userid(), true, true);
         }
 
diff --git a/app/Http/Controllers/Api/SystemController.php b/app/Http/Controllers/Api/SystemController.php
index 401d0991f..bdb243b9d 100755
--- a/app/Http/Controllers/Api/SystemController.php
+++ b/app/Http/Controllers/Api/SystemController.php
@@ -287,6 +287,7 @@ class SystemController extends AbstractController
      * @apiParam {String} type
      * - get: 获取（默认）
      * - save: 保存设置（参数：[...]）
+     * @apiParam {String} filter    过滤字段（可选）
      *
      * @apiSuccess {Number} ret     返回状态码（1正确、0错误）
      * @apiSuccess {String} msg     返回信息（错误描述）
@@ -297,6 +298,7 @@ class SystemController extends AbstractController
         User::auth('admin');
         //
         $type = trim(Request::input('type'));
+        $filter = trim(Request::input('filter'));
         $setting = Base::setting('aibotSetting');
         if ($type == 'save') {
             if (env("SYSTEM_SETTING") == 'disabled') {
@@ -311,10 +313,18 @@ class SystemController extends AbstractController
             }
             $setting = Base::setting('aibotSetting', Base::newTrim($setting));
         }
+        if ($filter) {
+            $setting = array_filter($setting, function($value, $key) use ($filter) {
+                return str_starts_with($key, $filter);
+            }, ARRAY_FILTER_USE_BOTH);
+        }
         //
         if (env("SYSTEM_SETTING") == 'disabled') {
             foreach ($setting as $key => $item) {
-                if (str_contains($key, '_key') && $item) {
+                if (empty($item)) {
+                    continue;
+                }
+                if (str_ends_with($key, '_key') || str_ends_with($key, '_secret')) {
                     $setting[$key] = substr($item, 0, 4) . str_repeat('*', strlen($item) - 8) . substr($item, -4);
                 }
             }
diff --git a/app/Models/Setting.php b/app/Models/Setting.php
index 2b4f3e2ca..6a8f85dfb 100644
--- a/app/Models/Setting.php
+++ b/app/Models/Setting.php
@@ -66,7 +66,7 @@ class Setting extends AbstractModel
                 }
                 $array = [];
                 $aiList = ['openai', 'claude', 'deepseek', 'gemini', 'grok', 'ollama', 'zhipu', 'qianwen', 'wenxin'];
-                $fieldList = ['key', 'models', 'model', 'base_url', 'agency', 'temperature', 'system', 'secret'];
+                $fieldList = ['key', 'secret', 'models', 'model', 'base_url', 'agency', 'temperature', 'system'];
                 foreach ($aiList as $aiName) {
                     foreach ($fieldList as $fieldName) {
                         $key = $aiName . '_' . $fieldName;
diff --git a/app/Module/Base.php b/app/Module/Base.php
index 7b4f0114a..1c2c33aae 100755
--- a/app/Module/Base.php
+++ b/app/Module/Base.php
@@ -1295,7 +1295,7 @@ class Base
      * 获取或设置
      * @param $setname          // 配置名称
      * @param bool $array       // 保存内容
-     * @param false $isUpdate   // 保存内容为更新模式，默认否
+     * @param bool $isUpdate    // 保存内容为更新模式，默认否
      * @return array
      */
     public static function setting($setname, $array = false, $isUpdate = false)
diff --git a/resources/assets/js/pages/manage/components/DialogWrapper.vue b/resources/assets/js/pages/manage/components/DialogWrapper.vue
index 1ca09ad08..5c5215211 100644
--- a/resources/assets/js/pages/manage/components/DialogWrapper.vue
+++ b/resources/assets/js/pages/manage/components/DialogWrapper.vue
@@ -449,11 +449,12 @@
             <Form :model="modifyData" @submit.native.prevent>
                 <FormItem prop="value" style="margin-bottom: 16px">
                     <Input
-                        :maxlength="500"
+                        :maxlength="20000"
                         type="textarea"
                         :autosize="{minRows:3,maxRows:5}"
                         v-model="modifyData.value"
-                        :placeholder="$L('例如：你是一个人开发的AI助手')"/>
+                        :placeholder="$L('例如：你是一个人开发的AI助手')"
+                        show-word-limit/>
                 </FormItem>
             </Form>
             <div slot="footer" class="adaption">
@@ -2896,7 +2897,8 @@ export default {
             this.modifyLoad++;
             this.$store.dispatch("call", {
                 url: 'dialog/config/save',
-                data: this.modifyData
+                data: this.modifyData,
+                method: 'post'
             }).then(({data, msg}) => {
                 $A.messageSuccess(msg);
                 this.$store.dispatch("saveDialog", data);
diff --git a/resources/assets/js/pages/manage/setting/components/SystemAibot.vue b/resources/assets/js/pages/manage/setting/components/SystemAibot.vue
index 0e2f9617c..1f115b57d 100644
--- a/resources/assets/js/pages/manage/setting/components/SystemAibot.vue
+++ b/resources/assets/js/pages/manage/setting/components/SystemAibot.vue
@@ -22,11 +22,12 @@
                     </template>
                     <template v-else-if="field.type === 'textarea'">
                         <Input
-                            :maxlength="500"
+                            :maxlength="field.maxlength || 500"
                             type="textarea"
                             :autosize="{minRows:2,maxRows:6}"
                             v-model="formData[field.prop]"
-                            :placeholder="$L(field.placeholder)"/>
+                            :placeholder="$L(field.placeholder)"
+                            :show-word-limit="!!field.showWordLimit"/>
                     </template>
                     <template v-else>
                         <Input
@@ -174,8 +175,12 @@ export default {
             const data = Object.fromEntries(Object.entries(this.formData).filter(([key]) => props.includes(key)));
             this.loadIng++;
             this.$store.dispatch("call", {
-                url: 'system/setting/aibot?type=' + (save ? 'save' : 'all'),
-                data: save ? data : {},
+                url: 'system/setting/aibot',
+                data: Object.assign(save ? data : {}, {
+                    type: save ? 'save' : 'get',
+                    filter: this.type,
+                }),
+                method: save ? 'post' : 'get',
             }).then(({data}) => {
                 if (save) {
                     $A.messageSuccess('修改成功');
diff --git a/resources/assets/js/store/ai.js b/resources/assets/js/store/ai.js
index e3a8b6324..edf7d75ec 100644
--- a/resources/assets/js/store/ai.js
+++ b/resources/assets/js/store/ai.js
@@ -120,6 +120,8 @@ const AISystemConfig = {
             label: "默认提示词",
             prop: "system",
             type: "textarea",
+            maxlength: 20000,
+            showWordLimit: true,
             placeholder: "请输入默认提示词",
             tip: "例如：你是一个人开发的AI助手"
         }