diff --git a/components.d.ts b/components.d.ts
index 3fe1446..f1b6e92 100644
--- a/components.d.ts
+++ b/components.d.ts
@@ -31,22 +31,21 @@ declare module 'vue' {
     NGi: typeof import('naive-ui')['NGi']
     NGrid: typeof import('naive-ui')['NGrid']
     NInput: typeof import('naive-ui')['NInput']
-    NInputNumber: typeof import('naive-ui')['NInputNumber']
     NMessageProvider: typeof import('naive-ui')['NMessageProvider']
     NModal: typeof import('naive-ui')['NModal']
     NModalProvider: typeof import('naive-ui')['NModalProvider']
     NPagination: typeof import('naive-ui')['NPagination']
     NPopover: typeof import('naive-ui')['NPopover']
     NRate: typeof import('naive-ui')['NRate']
-    NSelect: typeof import('naive-ui')['NSelect']
+    NSpin: typeof import('naive-ui')['NSpin']
     NSplit: typeof import('naive-ui')['NSplit']
-    NSwitch: typeof import('naive-ui')['NSwitch']
     NTab: typeof import('naive-ui')['NTab']
     NTabPane: typeof import('naive-ui')['NTabPane']
     NTabs: typeof import('naive-ui')['NTabs']
     NTag: typeof import('naive-ui')['NTag']
     NText: typeof import('naive-ui')['NText']
     Preview: typeof import('./src/components/Preview.vue')['default']
+    PromptPanel: typeof import('./src/components/PromptPanel.vue')['default']
     RouterLink: typeof import('vue-router')['RouterLink']
     RouterView: typeof import('vue-router')['RouterView']
     Task: typeof import('./src/components/Task.vue')['default']
diff --git a/rsbuild.config.ts b/rsbuild.config.ts
index 6ca42ed..07fcea4 100644
--- a/rsbuild.config.ts
+++ b/rsbuild.config.ts
@@ -32,6 +32,11 @@ export default defineConfig({
         target: process.env.PUBLIC_WEB_URL,
         changeOrigin: true,
       },
+      "/ws": {
+        target: process.env.PUBLIC_WEB_URL,
+        ws: true,
+        changeOrigin: true,
+      },
     },
   },
   performance: {
diff --git a/src/api.ts b/src/api.ts
index 05aab71..05736c4 100644
--- a/src/api.ts
+++ b/src/api.ts
@@ -138,9 +138,15 @@ export const Submission = {
       html?: string
       css?: string
       js?: string
+      conversationId?: string
     },
   ) {
-    const data = { task_id: taskId, ...code }
+    const { conversationId, ...rest } = code
+    const data = {
+      task_id: taskId,
+      ...rest,
+      conversation_id: conversationId || null,
+    }
     const res = await http.post("/submission/", data)
     return res.data
   },
@@ -163,6 +169,21 @@ export const Submission = {
   },
 }
 
+export const Prompt = {
+  async listConversations(taskId?: number, userId?: number) {
+    const params: Record<string, number> = {}
+    if (taskId) params.task_id = taskId
+    if (userId) params.user_id = userId
+    return (await http.get("/prompt/conversations/", { params })).data
+  },
+
+  async getMessages(conversationId: string) {
+    return (
+      await http.get(`/prompt/conversations/${conversationId}/messages/`)
+    ).data
+  },
+}
+
 export const Helper = {
   async upload(file: File) {
     const form = new window.FormData()
diff --git a/src/components/PromptPanel.vue b/src/components/PromptPanel.vue
new file mode 100644
index 0000000..93dd2e1
--- /dev/null
+++ b/src/components/PromptPanel.vue
@@ -0,0 +1,131 @@
+<template>
+  <div class="prompt-panel">
+    <div class="messages" ref="messagesRef">
+      <div v-for="(msg, i) in messages" :key="i" :class="['message', msg.role]">
+        <div class="message-role">{{ msg.role === 'user' ? '我' : 'AI' }}</div>
+        <div class="message-content" v-html="renderContent(msg)"></div>
+      </div>
+      <div v-if="streaming" class="message assistant">
+        <div class="message-role">AI</div>
+        <div class="message-content" v-html="renderMarkdown(streamingContent)"></div>
+      </div>
+    </div>
+    <div class="input-area">
+      <n-input
+        v-model:value="input"
+        type="textarea"
+        :autosize="{ minRows: 1, maxRows: 4 }"
+        placeholder="描述你想要的网页效果..."
+        :disabled="streaming"
+        @keydown.enter.exact.prevent="send"
+      />
+      <n-flex justify="space-between" align="center" style="margin-top: 8px">
+        <n-button text size="small" @click="newConversation" :disabled="streaming">
+          新对话
+        </n-button>
+        <n-button
+          type="primary"
+          :loading="streaming"
+          :disabled="!input.trim() || streaming"
+          @click="send"
+        >
+          发送
+        </n-button>
+      </n-flex>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, watch, nextTick } from "vue"
+import { marked } from "marked"
+import {
+  messages,
+  streaming,
+  streamingContent,
+  sendPrompt,
+  newConversation,
+} from "../store/prompt"
+
+const input = ref("")
+const messagesRef = ref<HTMLElement>()
+
+function send() {
+  const text = input.value.trim()
+  if (!text || streaming.value) return
+  sendPrompt(text)
+  input.value = ""
+}
+
+function renderMarkdown(text: string): string {
+  return marked.parse(text) as string
+}
+
+function renderContent(msg: { role: string; content: string }): string {
+  return renderMarkdown(msg.content)
+}
+
+// Auto-scroll to bottom on new messages
+watch(
+  [() => messages.value.length, streamingContent],
+  () => {
+    nextTick(() => {
+      if (messagesRef.value) {
+        messagesRef.value.scrollTop = messagesRef.value.scrollHeight
+      }
+    })
+  }
+)
+</script>
+
+<style scoped>
+.prompt-panel {
+  display: flex;
+  flex-direction: column;
+  height: 100%;
+  overflow: hidden;
+}
+
+.messages {
+  flex: 1;
+  overflow-y: auto;
+  padding: 12px;
+}
+
+.message {
+  margin-bottom: 16px;
+}
+
+.message-role {
+  font-size: 12px;
+  font-weight: bold;
+  margin-bottom: 4px;
+  color: #666;
+}
+
+.message.user .message-role {
+  color: #2080f0;
+}
+
+.message.assistant .message-role {
+  color: #18a058;
+}
+
+.message-content {
+  font-size: 14px;
+  line-height: 1.6;
+}
+
+.message-content :deep(pre) {
+  background: #f5f5f5;
+  padding: 8px 12px;
+  border-radius: 4px;
+  overflow-x: auto;
+  font-size: 13px;
+}
+
+.input-area {
+  padding: 12px;
+  border-top: 1px solid #e0e0e0;
+}
+</style>
diff --git a/src/main.ts b/src/main.ts
index e382f25..6d1cbf1 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -25,7 +25,6 @@ hljs.registerLanguage("js", javascript)
 
 marked.use({
   gfm: true,
-  async: true,
 })
 marked.use(
   markedHighlight({
diff --git a/src/pages/ChallengeHome.vue b/src/pages/ChallengeHome.vue
new file mode 100644
index 0000000..9b87cdc
--- /dev/null
+++ b/src/pages/ChallengeHome.vue
@@ -0,0 +1,149 @@
+<template>
+  <n-split :size="leftSize" min="350px" max="700px">
+    <template #1>
+      <div class="left-panel">
+        <n-tabs v-model:value="activeTab" type="line" class="left-tabs">
+          <template #prefix>
+            <n-button text @click="back" style="margin: 0 8px">
+              <Icon :width="20" icon="pepicons-pencil:arrow-left" />
+            </n-button>
+          </template>
+          <n-tab-pane name="desc" tab="挑战描述" display-directive="show">
+            <div class="markdown-body" style="padding: 12px; overflow-y: auto; height: 100%" v-html="challengeContent" />
+          </n-tab-pane>
+          <n-tab-pane name="chat" tab="AI 对话" display-directive="show">
+            <PromptPanel />
+          </n-tab-pane>
+        </n-tabs>
+      </div>
+    </template>
+    <template #2>
+      <div class="right-panel">
+        <Preview :html="html" :css="css" :js="js" />
+        <n-flex class="toolbar" align="center" :size="8">
+          <n-button secondary @click="showCode = true">查看代码</n-button>
+          <n-button
+            type="primary"
+            :disabled="!conversationId"
+            :loading="submitLoading"
+            @click="submit"
+          >
+            提交作品
+          </n-button>
+        </n-flex>
+      </div>
+    </template>
+  </n-split>
+  <n-modal v-model:show="showCode" preset="card" title="代码" style="width: 700px">
+    <n-tabs type="line">
+      <n-tab-pane name="html" tab="HTML">
+        <n-code :code="html" language="html" />
+      </n-tab-pane>
+      <n-tab-pane name="css" tab="CSS">
+        <n-code :code="css" language="css" />
+      </n-tab-pane>
+      <n-tab-pane name="js" tab="JS">
+        <n-code :code="js" language="javascript" />
+      </n-tab-pane>
+    </n-tabs>
+  </n-modal>
+</template>
+
+<script setup lang="ts">
+import { ref, watch, onMounted, onUnmounted } from "vue"
+import { useRoute, useRouter } from "vue-router"
+import { useMessage } from "naive-ui"
+import { Icon } from "@iconify/vue"
+import { marked } from "marked"
+import PromptPanel from "../components/PromptPanel.vue"
+import Preview from "../components/Preview.vue"
+import { Challenge, Submission } from "../api"
+import { html, css, js } from "../store/editors"
+import { taskId } from "../store/task"
+import { connectPrompt, disconnectPrompt, conversationId, streaming } from "../store/prompt"
+
+const route = useRoute()
+const router = useRouter()
+const message = useMessage()
+
+const leftSize = ref(0.4)
+const activeTab = ref("desc")
+const challengeTitle = ref("")
+const challengeContent = ref("")
+const showCode = ref(false)
+const submitLoading = ref(false)
+
+watch(streaming, (val) => {
+  if (val) activeTab.value = "chat"
+})
+
+async function loadChallenge() {
+  const display = Number(route.params.display)
+  const data = await Challenge.get(display)
+  taskId.value = data.task_ptr
+  challengeTitle.value = `#${data.display} ${data.title}`
+  challengeContent.value = await marked.parse(data.content, { async: true })
+  connectPrompt(data.task_ptr)
+}
+
+function back() {
+  disconnectPrompt()
+  router.push({ name: "home-challenge-list" })
+}
+
+async function submit() {
+  if (!conversationId.value) return
+  submitLoading.value = true
+  try {
+    await Submission.create(taskId.value, {
+      html: html.value,
+      css: css.value,
+      js: js.value,
+      conversationId: conversationId.value,
+    })
+    message.success("提交成功")
+  } catch {
+    message.error("提交失败")
+  } finally {
+    submitLoading.value = false
+  }
+}
+
+onMounted(loadChallenge)
+onUnmounted(disconnectPrompt)
+</script>
+
+<style scoped>
+.left-panel {
+  height: 100%;
+  overflow: hidden;
+}
+
+.left-tabs {
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+}
+
+.left-tabs :deep(.n-tabs-pane-wrapper) {
+  flex: 1;
+  overflow: hidden;
+}
+
+.left-tabs :deep(.n-tab-pane) {
+  height: 100%;
+  padding: 0;
+}
+
+.right-panel {
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+}
+
+.toolbar {
+  padding: 8px 12px;
+  border-top: 1px solid #e0e0e0;
+  justify-content: flex-end;
+}
+</style>
diff --git a/src/pages/Submissions.vue b/src/pages/Submissions.vue
index 2e9f4ee..f9ee9d4 100644
--- a/src/pages/Submissions.vue
+++ b/src/pages/Submissions.vue
@@ -63,11 +63,23 @@
       </n-tab-pane>
     </n-tabs>
   </n-modal>
+  <n-modal v-model:show="chainModal" preset="card" title="Prompt 思维链" style="max-width: 60%; max-height: 80vh">
+    <n-spin :show="chainLoading">
+      <div v-for="msg in chainMessages" :key="msg.id" style="margin-bottom: 16px">
+        <div :style="{ fontWeight: 'bold', fontSize: '12px', marginBottom: '4px', color: msg.role === 'user' ? '#2080f0' : '#18a058' }">
+          {{ msg.role === "user" ? "学生" : "AI" }}
+        </div>
+        <div v-html="renderMarkdown(msg.content)" style="font-size: 14px; line-height: 1.6" />
+      </div>
+      <n-empty v-if="!chainLoading && chainMessages.length === 0" description="暂无对话记录" />
+    </n-spin>
+  </n-modal>
 </template>
 <script setup lang="ts">
-import { type DataTableColumn } from "naive-ui"
+import { NButton, type DataTableColumn } from "naive-ui"
 import { computed, h, onMounted, onUnmounted, reactive, ref, watch } from "vue"
-import { Submission } from "../api"
+import { marked } from "marked"
+import { Submission, Prompt } from "../api"
 import type { SubmissionOut } from "../utils/type"
 import { parseTime } from "../utils/helper"
 import TaskTitle from "../components/submissions/TaskTitle.vue"
@@ -96,6 +108,23 @@ const css = computed(() => submission.value.css)
 const js = computed(() => submission.value.js)
 
 const codeModal = ref(false)
+const chainModal = ref(false)
+const chainMessages = ref<{ id: number; role: string; content: string }[]>([])
+const chainLoading = ref(false)
+
+async function showChain(conversationId: string) {
+  chainLoading.value = true
+  chainModal.value = true
+  try {
+    chainMessages.value = await Prompt.getMessages(conversationId)
+  } finally {
+    chainLoading.value = false
+  }
+}
+
+function renderMarkdown(text: string): string {
+  return marked.parse(text, { async: false }) as string
+}
 
 const columns: DataTableColumn<SubmissionOut>[] = [
   {
@@ -131,6 +160,19 @@ const columns: DataTableColumn<SubmissionOut>[] = [
       else return "-"
     },
   },
+  {
+    title: "思维链",
+    key: "conversation_id",
+    width: 70,
+    render: (row) => {
+      if (!row.conversation_id) return "-"
+      return h(
+        NButton,
+        { text: true, type: "primary", onClick: () => showChain(row.conversation_id!) },
+        () => "查看",
+      )
+    },
+  },
 ]
 
 function rowProps(row: SubmissionOut) {
diff --git a/src/router.ts b/src/router.ts
index c53cace..e33d617 100644
--- a/src/router.ts
+++ b/src/router.ts
@@ -9,7 +9,11 @@ const routes = [
   { path: "/tutorial", name: "home-tutorial-list", component: Home },
   { path: "/tutorial/:display", name: "home-tutorial", component: Home },
   { path: "/challenge", name: "home-challenge-list", component: Home },
-  { path: "/challenge/:display", name: "home-challenge", component: Home },
+  {
+    path: "/challenge/:display",
+    name: "home-challenge",
+    component: () => import("./pages/ChallengeHome.vue"),
+  },
   {
     path: "/submissions/:page",
     name: "submissions",
diff --git a/src/store/prompt.ts b/src/store/prompt.ts
new file mode 100644
index 0000000..13cf9a4
--- /dev/null
+++ b/src/store/prompt.ts
@@ -0,0 +1,100 @@
+import { ref } from "vue"
+import { WS_BASE_URL } from "../utils/const"
+import { html, css, js } from "./editors"
+
+export interface PromptMessage {
+  role: "user" | "assistant"
+  content: string
+  code?: { html: string | null; css: string | null; js: string | null }
+  created?: string
+}
+
+export const messages = ref<PromptMessage[]>([])
+export const conversationId = ref<string>("")
+export const connected = ref(false)
+export const streaming = ref(false)
+export const streamingContent = ref("")
+
+let ws: WebSocket | null = null
+
+export function connectPrompt(taskId: number) {
+  if (ws) ws.close()
+
+  ws = new WebSocket(`${WS_BASE_URL}/ws/prompt/${taskId}/`)
+
+  ws.onopen = () => {
+    connected.value = true
+  }
+
+  ws.onmessage = (event) => {
+    const data = JSON.parse(event.data)
+
+    if (data.type === "init") {
+      conversationId.value = data.conversation_id
+      messages.value = data.messages || []
+      // Apply code from last assistant message if exists
+      const lastAssistant = [...messages.value]
+        .reverse()
+        .find((m) => m.role === "assistant" && m.code)
+      if (lastAssistant?.code) {
+        applyCode(lastAssistant.code)
+      }
+    } else if (data.type === "stream") {
+      streaming.value = true
+      streamingContent.value += data.content
+    } else if (data.type === "complete") {
+      streaming.value = false
+      // Push the full assistant message
+      messages.value.push({
+        role: "assistant",
+        content: streamingContent.value,
+        code: data.code,
+      })
+      streamingContent.value = ""
+      // Apply code to editors
+      if (data.code) {
+        applyCode(data.code)
+      }
+    } else if (data.type === "error") {
+      streaming.value = false
+      streamingContent.value = ""
+      messages.value.push({
+        role: "assistant",
+        content: data.content,
+      })
+    }
+  }
+
+  ws.onclose = () => {
+    connected.value = false
+  }
+}
+
+export function disconnectPrompt() {
+  if (ws) {
+    ws.close()
+    ws = null
+  }
+  messages.value = []
+  conversationId.value = ""
+  connected.value = false
+  streaming.value = false
+  streamingContent.value = ""
+}
+
+export function sendPrompt(content: string) {
+  if (!ws || ws.readyState !== WebSocket.OPEN) return
+  messages.value.push({ role: "user", content })
+  ws.send(JSON.stringify({ type: "message", content }))
+}
+
+export function newConversation() {
+  if (!ws || ws.readyState !== WebSocket.OPEN) return
+  ws.send(JSON.stringify({ type: "new_conversation" }))
+}
+
+function applyCode(code: { html: string | null; css: string | null; js: string | null }) {
+  if (code.html !== null) html.value = code.html
+  if (code.css !== null) css.value = code.css
+  if (code.js !== null) js.value = code.js
+}
diff --git a/src/utils/const.ts b/src/utils/const.ts
index 6e94bfd..122ff25 100644
--- a/src/utils/const.ts
+++ b/src/utils/const.ts
@@ -39,6 +39,8 @@ export const ADMIN_URL = import.meta.env.PUBLIC_ADMIN_URL
 
 export const BASE_URL = import.meta.env.PUBLIC_BASE_URL
 
+export const WS_BASE_URL = import.meta.env.PUBLIC_WS_URL || `ws://${window.location.host}`
+
 export enum TASK_TYPE {
   Tutorial = "tutorial",
   Challenge = "challenge",
diff --git a/src/utils/type.ts b/src/utils/type.ts
index d4c0275..beae1bc 100644
--- a/src/utils/type.ts
+++ b/src/utils/type.ts
@@ -63,6 +63,7 @@ export interface SubmissionOut {
   task_title: string
   score: number
   my_score: number
+  conversation_id?: string
   created: Date
   modified: Date
 }