diff --git a/packages/web/i18n/en/common.json b/packages/web/i18n/en/common.json
index 0a11bc546d54..39bd7edf6527 100644
--- a/packages/web/i18n/en/common.json
+++ b/packages/web/i18n/en/common.json
@@ -286,6 +286,11 @@
   "core.app.outLink.Select Mode": "Start Using",
   "core.app.outLink.Select Using Way": "Select Usage Method",
   "core.app.outLink.Show History": "Show Chat History",
+  "core.app.outLink.HeightPercent": "Height",
+  "core.app.outLink.AspectRatio": "Aspect Ratio",
+  "core.app.outLink.AspectRatio.Mobile": "9:16",
+  "core.app.outLink.AspectRatio.Desktop": "12:16",
+  "core.app.outLink.AspectRatio.Wide": "15:16",
   "core.app.publish.Fei shu bot": "Feishu",
   "core.app.publish.Fei shu bot publish": "Publish to Feishu Bot",
   "core.app.schedule.Default prompt": "Default Question",
diff --git a/packages/web/i18n/zh-CN/common.json b/packages/web/i18n/zh-CN/common.json
index 9d5590285153..3d41e52ff48f 100644
--- a/packages/web/i18n/zh-CN/common.json
+++ b/packages/web/i18n/zh-CN/common.json
@@ -286,6 +286,11 @@
   "core.app.outLink.Select Mode": "开始使用",
   "core.app.outLink.Select Using Way": "选择使用方式",
   "core.app.outLink.Show History": "展示历史对话",
+  "core.app.outLink.HeightPercent": "高度",
+  "core.app.outLink.AspectRatio": "宽高比",
+  "core.app.outLink.AspectRatio.Mobile": "9:16",
+  "core.app.outLink.AspectRatio.Desktop": "12:16",
+  "core.app.outLink.AspectRatio.Wide": "15:16",
   "core.app.publish.Fei shu bot": "飞书",
   "core.app.publish.Fei shu bot publish": "发布到飞书机器人",
   "core.app.schedule.Default prompt": "默认问题",
diff --git a/packages/web/i18n/zh-Hant/common.json b/packages/web/i18n/zh-Hant/common.json
index 0a3ee744ad26..77910e2089b8 100644
--- a/packages/web/i18n/zh-Hant/common.json
+++ b/packages/web/i18n/zh-Hant/common.json
@@ -286,6 +286,11 @@
   "core.app.outLink.Select Mode": "開始使用",
   "core.app.outLink.Select Using Way": "選擇使用方式",
   "core.app.outLink.Show History": "顯示歷史對話",
+  "core.app.outLink.HeightPercent": "高度",
+  "core.app.outLink.AspectRatio": "寬高比",
+  "core.app.outLink.AspectRatio.Mobile": "9:16",
+  "core.app.outLink.AspectRatio.Desktop": "12:16",
+  "core.app.outLink.AspectRatio.Wide": "15:16",
   "core.app.publish.Fei shu bot": "飛書",
   "core.app.publish.Fei shu bot publish": "發布到飛書機器人",
   "core.app.schedule.Default prompt": "預設問題",
diff --git a/projects/app/public/js/iframe.js b/projects/app/public/js/iframe.js
index a1af0cc131b8..242eeb91a7ac 100644
--- a/projects/app/public/js/iframe.js
+++ b/projects/app/public/js/iframe.js
@@ -5,6 +5,8 @@ function embedChatbot() {
   const botSrc = script?.getAttribute('data-bot-src');
   const defaultOpen = script?.getAttribute('data-default-open') === 'true';
   const canDrag = script?.getAttribute('data-drag') === 'true';
+  const heightPercent = script?.getAttribute('data-height-percent') || '80';
+  const aspectRatio = script?.getAttribute('data-aspect-ratio') || '9:16';
   const MessageIcon =
     script?.getAttribute('data-open-icon') ||
     `data:image/svg+xml;base64,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`;
@@ -37,8 +39,31 @@ function embedChatbot() {
   iframe.title = 'FastGPT Chat Window';
   iframe.id = chatWindowId;
   iframe.src = botSrc;
-  iframe.style.cssText =
-    'border: none; position: fixed; flex-direction: column; justify-content: space-between; box-shadow: rgba(150, 150, 150, 0.2) 0px 10px 30px 0px, rgba(150, 150, 150, 0.2) 0px 0px 0px 1px; width: 375px; height: 667px; max-width: 90vw; max-height: 85vh; border-radius: 0.75rem; display: flex; z-index: 2147483647; overflow: hidden; left: unset; background-color: #F3F4F6;';
+  // 计算实际尺寸
+  const calculateDimensions = () => {
+    const vh = window.innerHeight;
+    const vw = window.innerWidth;
+    const [ratioWidth, ratioHeight] = aspectRatio.split(':').map(Number);
+
+    // 根据窗口高度百分比计算高度
+    const height = Math.floor(vh * (parseInt(heightPercent) / 100));
+
+    // 根据宽高比计算宽度
+    const width = Math.floor(height * (ratioWidth / ratioHeight));
+
+    // 确保不超过视窗限制
+    const maxWidth = Math.floor(vw * 0.9);
+    const maxHeight = Math.floor(vh * 0.85);
+
+    const finalWidth = Math.min(width, maxWidth);
+    const finalHeight = Math.min(height, maxHeight);
+
+    return { width: finalWidth, height: finalHeight };
+  };
+
+  const { width: iframeWidth, height: iframeHeight } = calculateDimensions();
+
+  iframe.style.cssText = `border: none; position: fixed; flex-direction: column; justify-content: space-between; box-shadow: rgba(150, 150, 150, 0.2) 0px 10px 30px 0px, rgba(150, 150, 150, 0.2) 0px 0px 0px 1px; width: ${iframeWidth}px; height: ${iframeHeight}px; border-radius: 0.75rem; display: flex; z-index: 2147483647; overflow: hidden; left: unset; background-color: #F3F4F6;`;
   iframe.style.visibility = defaultOpen ? 'unset' : 'hidden';
 
   document.body.appendChild(iframe);
@@ -66,12 +91,12 @@ function embedChatbot() {
   const updateChatWindowPosition = () => {
     const chatWindow = document.getElementById(chatWindowId);
     const btn = ChatBtn.getBoundingClientRect();
-    const [vw, vh, ww, wh] = [
-      window.innerWidth,
-      window.innerHeight,
-      chatWindow.offsetWidth,
-      chatWindow.offsetHeight
-    ];
+    const [vw, vh] = [window.innerWidth, window.innerHeight];
+
+    // 重新计算窗口尺寸（响应式）
+    const { width: ww, height: wh } = calculateDimensions();
+    chatWindow.style.width = `${ww}px`;
+    chatWindow.style.height = `${wh}px`;
 
     let right = 0;
     if (btn.left >= ww) {
@@ -145,5 +170,8 @@ function embedChatbot() {
   ChatBtn.appendChild(ChatBtnDiv);
   document.body.appendChild(ChatBtn);
   updateChatWindowPosition();
+
+  // 监听窗口大小变化，响应式调整
+  window.addEventListener('resize', updateChatWindowPosition);
 }
 window.addEventListener('load', embedChatbot);
diff --git a/projects/app/src/pageComponents/app/detail/Publish/Link/SelectUsingWayModal.tsx b/projects/app/src/pageComponents/app/detail/Publish/Link/SelectUsingWayModal.tsx
index 4d9eb2b80650..3e3f338f56d6 100644
--- a/projects/app/src/pageComponents/app/detail/Publish/Link/SelectUsingWayModal.tsx
+++ b/projects/app/src/pageComponents/app/detail/Publish/Link/SelectUsingWayModal.tsx
@@ -2,7 +2,17 @@ import { type OutLinkSchema } from '@fastgpt/global/support/outLink/type';
 import React, { useCallback, useState } from 'react';
 import MyModal from '@fastgpt/web/components/common/MyModal';
 import { useTranslation } from 'next-i18next';
-import { Box, Flex, type FlexProps, Grid, ModalBody, Switch, useTheme } from '@chakra-ui/react';
+import {
+  Box,
+  Flex,
+  type FlexProps,
+  Grid,
+  Input,
+  ModalBody,
+  Select,
+  Switch,
+  useTheme
+} from '@chakra-ui/react';
 import MyRadio from '@/components/common/MyRadio';
 import { useForm } from 'react-hook-form';
 import MyIcon from '@fastgpt/web/components/common/Icon';
@@ -46,12 +56,21 @@ const SelectUsingWayModal = ({ share, onClose }: { share: OutLinkSchema; onClose
 
   const [refresh, setRefresh] = useState(false);
 
+  // 宽高比配置选项
+  const aspectRatioOptions = [
+    { label: t('common:core.app.outLink.AspectRatio.Mobile'), value: '9:16' },
+    { label: t('common:core.app.outLink.AspectRatio.Desktop'), value: '12:16' },
+    { label: t('common:core.app.outLink.AspectRatio.Wide'), value: '15:16' }
+  ];
+
   const { getValues, setValue, register, watch } = useForm({
     defaultValues: {
       usingWay: UsingWayEnum.link,
       showHistory: true,
       scriptIconCanDrag: false,
       scriptDefaultOpen: false,
+      scriptHeightPercent: 80,
+      scriptAspectRatio: '9:16',
       scriptOpenIcon:
         'data:image/svg+xml;base64,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',
       scriptCloseIcon:
@@ -102,6 +121,8 @@ const SelectUsingWayModal = ({ share, onClose }: { share: OutLinkSchema; onClose
   data-bot-src="${linkUrl}" 
   data-default-open="${getValues('scriptDefaultOpen') ? 'true' : 'false'}"
   data-drag="${getValues('scriptIconCanDrag') ? 'true' : 'false'}"
+  data-height-percent="${getValues('scriptHeightPercent') || 80}"
+  data-aspect-ratio="${getValues('scriptAspectRatio') || '9:16'}"
   data-open-icon="${getValues('scriptOpenIcon')}"
   data-close-icon="${getValues('scriptCloseIcon')}"
   defer
@@ -160,6 +181,29 @@ const SelectUsingWayModal = ({ share, onClose }: { share: OutLinkSchema; onClose
                 <Box flex={1}>{t('common:core.app.outLink.Default open')}</Box>
                 <Switch {...register('scriptDefaultOpen')} />
               </Flex>
+              <Flex {...gridItemStyle}>
+                <Box flex={1}>{t('common:core.app.outLink.HeightPercent')} (%)</Box>
+                <Input
+                  {...register('scriptHeightPercent', {
+                    valueAsNumber: true,
+                    min: 30,
+                    max: 95
+                  })}
+                  type="number"
+                  w={'100px'}
+                  placeholder="80"
+                />
+              </Flex>
+              <Flex {...gridItemStyle}>
+                <Box flex={1}>{t('common:core.app.outLink.AspectRatio')}</Box>
+                <Select {...register('scriptAspectRatio')} w={'120px'} size="sm">
+                  {aspectRatioOptions.map((option) => (
+                    <option key={option.value} value={option.value}>
+                      {option.label}
+                    </option>
+                  ))}
+                </Select>
+              </Flex>
               <Flex {...gridItemStyle}>
                 <Box flex={1}>{t('common:core.app.outLink.Script Open Icon')}</Box>
                 <MyImage