diff --git a/CHANGELOG.md b/CHANGELOG.md
index 20f002c..968d78d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,17 @@
+## v2.7.1
+
+`2023-02-23`
+
+因为消息流在 `accessToken` 中存在解析失败和消息不完整等一系列的问题，调整回正常消息形式
+
+### Feature
+- 现在可以中断请求过长没有答复的消息
+- 现在可以删除单条消息
+- 设置中显示当前版本信息
+
+### BugFix
+- 回退 `2.7.0` 的消息不稳定的问题
+
 ## v2.7.0
 
 `2023-02-23`
diff --git a/package.json b/package.json
index 1503d82..8ca4710 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "chatgpt-web",
-  "version": "2.7.0",
+  "version": "2.7.1",
   "private": false,
   "description": "ChatGPT Web",
   "author": "ChenZhaoYu <chenzhaoyu1994@gmail.com>",
diff --git a/service/src/chatgpt.ts b/service/src/chatgpt.ts
index 0057be4..d2142c3 100644
--- a/service/src/chatgpt.ts
+++ b/service/src/chatgpt.ts
@@ -65,6 +65,7 @@ async function chatReply(
   }
 }
 
+/**  实验性质的函数，用于处理聊天过程中的中间结果 */
 async function chatReplyProcess(
   message: string,
   lastContext?: { conversationId?: string; parentMessageId?: string },
diff --git a/service/src/index.ts b/service/src/index.ts
index e623a75..b56ee58 100644
--- a/service/src/index.ts
+++ b/service/src/index.ts
@@ -26,6 +26,7 @@ router.post('/chat', async (req, res) => {
   }
 })
 
+/**  实验性质的函数，用于处理聊天过程中的中间结果 */
 router.post('/chat-process', async (req, res) => {
   res.setHeader('Content-type', 'application/octet-stream')
 
diff --git a/src/api/index.ts b/src/api/index.ts
index 1183666..19189bf 100644
--- a/src/api/index.ts
+++ b/src/api/index.ts
@@ -13,6 +13,7 @@ export function fetchChatAPI<T = any>(
   })
 }
 
+/**  实验性质的函数，用于处理聊天过程中的中间结果 */
 export function fetchChatAPIProcess<T = any>(
   params: {
     prompt: string
diff --git a/src/components/common/Setting/index.vue b/src/components/common/Setting/index.vue
index 0fcb4a1..8f9a879 100644
--- a/src/components/common/Setting/index.vue
+++ b/src/components/common/Setting/index.vue
@@ -1,6 +1,7 @@
 <script setup lang='ts'>
 import { computed, ref, watch } from 'vue'
 import { NCard, NModal } from 'naive-ui'
+import pkg from '../../../../package.json'
 import { fetchChatConfig } from '@/api'
 
 interface Props {
@@ -55,9 +56,16 @@ watch(
   <NModal v-model:show="show" style="width: 80%; max-width: 460px;">
     <NCard>
       <div class="space-y-4">
-        <h1 class="text-xl font-bold">
-          当前后台设置
-        </h1>
+        <h2 class="text-xl font-bold text-center">
+          Version - {{ pkg.version }}
+        </h2>
+        <hr>
+        <p>
+          此项目开源于
+          <a class="text-blue-600" href="https://github.com/Chanzhaoyu/chatgpt-web" target="_blank">Github</a>
+          ，免费并且协议为 MIT，其他来源均为盗版，使用时请注意。如果你觉得此项目对你有帮助，请帮我点个 Star，谢谢！
+        </p>
+        <hr>
         <p>API方式：{{ config?.apiModel ?? '-' }}</p>
         <p>反向代理：{{ config?.reverseProxy ?? '-' }}</p>
         <p>超时时间：{{ config?.timeoutMs ?? '-' }}</p>
diff --git a/src/directives/highlight.ts b/src/directives/highlight.ts
index b4d2d18..ead6acf 100644
--- a/src/directives/highlight.ts
+++ b/src/directives/highlight.ts
@@ -2,6 +2,8 @@ import type { App, Directive } from 'vue'
 import hljs from 'highlight.js'
 import includeCode from '@/utils/functions/includeCode'
 
+hljs.configure({ ignoreUnescapedHTML: true })
+
 function highlightCode(el: HTMLElement) {
   if (includeCode(el.textContent))
     hljs.highlightBlock(el)
diff --git a/src/store/modules/chat/index.ts b/src/store/modules/chat/index.ts
index 9db57d4..203e194 100644
--- a/src/store/modules/chat/index.ts
+++ b/src/store/modules/chat/index.ts
@@ -110,6 +110,22 @@ export const useChatStore = defineStore('chat-store', {
       }
     },
 
+    deleteChatByUuid(uuid: number, index: number) {
+      if (!uuid || uuid === 0) {
+        if (this.chat.length) {
+          this.chat[0].data.splice(index, 1)
+          this.recordState()
+        }
+        return
+      }
+
+      const chatIndex = this.chat.findIndex(item => item.uuid === uuid)
+      if (chatIndex !== -1) {
+        this.chat[chatIndex].data.splice(index, 1)
+        this.recordState()
+      }
+    },
+
     clearChatByUuid(uuid: number) {
       if (!uuid || uuid === 0) {
         if (this.chat.length) {
diff --git a/src/views/chat/components/Message/Text.vue b/src/views/chat/components/Message/Text.vue
index 2e039d0..23a2ed8 100644
--- a/src/views/chat/components/Message/Text.vue
+++ b/src/views/chat/components/Message/Text.vue
@@ -36,7 +36,7 @@ const text = computed(() => {
 <template>
   <div :class="wrapClass">
     <template v-if="loading">
-      <span class="w-[3px] h-[20px] block animate-blink" />
+      <span class="w-[5px] h-[20px] block animate-blink" />
     </template>
     <template v-else>
       <code v-if="includeCode(text)" v-highlight class="leading-relaxed" v-text="text" />
diff --git a/src/views/chat/components/Message/index.vue b/src/views/chat/components/Message/index.vue
index cb5471c..8b365cc 100644
--- a/src/views/chat/components/Message/index.vue
+++ b/src/views/chat/components/Message/index.vue
@@ -13,12 +13,18 @@ interface Props {
 
 interface Emit {
   (ev: 'regenerate'): void
+  (ev: 'copy'): void
+  (ev: 'delete'): void
 }
 
 defineProps<Props>()
 
 const emit = defineEmits<Emit>()
 
+function handleDelete() {
+  emit('delete')
+}
+
 function handleRegenerate() {
   emit('regenerate')
 }
@@ -36,15 +42,28 @@ function handleRegenerate() {
       <span class="text-xs text-[#b4bbc4]">
         {{ dateTime }}
       </span>
-      <div class="flex items-end mt-2">
-        <Text :inversion="inversion" :error="error" :text="text" :loading="loading" />
-        <button
-          v-if="!inversion && !loading"
-          class="mb-2 ml-2 transition text-neutral-400 hover:text-neutral-800"
-          @click="handleRegenerate"
-        >
-          <SvgIcon icon="ri:restart-line" />
-        </button>
+      <div class="flex items-end gap-2 mt-2" :class="[inversion ? 'flex-row-reverse' : 'flex-row']">
+        <Text
+          :inversion="inversion"
+          :error="error"
+          :text="text"
+          :loading="loading"
+        />
+        <div class="flex flex-col">
+          <button
+            v-if="!inversion"
+            class="mb-2 transition text-neutral-400 hover:text-neutral-800"
+            @click="handleRegenerate"
+          >
+            <SvgIcon icon="ri:restart-line" />
+          </button>
+          <button
+            class="mb-1 transition text-neutral-400 hover:text-neutral-800"
+            @click="handleDelete"
+          >
+            <SvgIcon icon="ri:delete-bin-6-line" />
+          </button>
+        </div>
       </div>
     </div>
   </div>
diff --git a/src/views/chat/index.vue b/src/views/chat/index.vue
index a28d8b0..dbf6a14 100644
--- a/src/views/chat/index.vue
+++ b/src/views/chat/index.vue
@@ -1,19 +1,20 @@
 <script setup lang='ts'>
 import { computed, onMounted, onUnmounted, ref } from 'vue'
 import { useRoute } from 'vue-router'
-import { NButton, NInput, useDialog } from 'naive-ui'
+import { NButton, NInput, useDialog, useMessage } from 'naive-ui'
 import { Message } from './components'
 import { useScroll } from './hooks/useScroll'
 import { useChat } from './hooks/useChat'
 import { HoverButton, SvgIcon } from '@/components/common'
 import { useBasicLayout } from '@/hooks/useBasicLayout'
 import { useChatStore } from '@/store'
-import { fetchChatAPIProcess } from '@/api'
+import { fetchChatAPI } from '@/api'
 
 let controller = new AbortController()
 
 const route = useRoute()
 const dialog = useDialog()
+const ms = useMessage()
 
 const chatStore = useChatStore()
 
@@ -80,39 +81,22 @@ async function onConversation() {
   )
   scrollToBottom()
 
-  let offset = 0
   try {
-    await fetchChatAPIProcess<Chat.ConversationResponse>({
-      prompt: message,
-      options,
-      signal: controller.signal,
-      onDownloadProgress: ({ event }) => {
-        const xhr = event.target
-        const { responseText } = xhr
-        const chunk = responseText.substring(offset)
-        offset = responseText.length
-        try {
-          const data = JSON.parse(chunk)
-          updateChat(
-            +uuid,
-            dataSources.value.length - 1,
-            {
-              dateTime: new Date().toLocaleString(),
-              text: data.text ?? '',
-              inversion: false,
-              error: false,
-              loading: false,
-              conversationOptions: { conversationId: data.conversationId, parentMessageId: data.id },
-              requestOptions: { prompt: message, options: { ...options } },
-            },
-          )
-          scrollToBottom()
-        }
-        catch (error) {
-          //
-        }
+    const { data } = await fetchChatAPI<Chat.ConversationResponse>(message, options, controller.signal)
+    updateChat(
+      +uuid,
+      dataSources.value.length - 1,
+      {
+        dateTime: new Date().toLocaleString(),
+        text: data.text ?? '',
+        inversion: false,
+        error: false,
+        loading: false,
+        conversationOptions: { conversationId: data.conversationId, parentMessageId: data.id },
+        requestOptions: { prompt: message, options: { ...options } },
       },
-    })
+    )
+    scrollToBottom()
   }
   catch (error: any) {
     let errorMessage = error?.message ?? 'Something went wrong, please try again later.'
@@ -136,7 +120,6 @@ async function onConversation() {
     scrollToBottom()
   }
   finally {
-    offset = 0
     loading.value = false
   }
 }
@@ -172,41 +155,24 @@ async function onRegenerate(index: number) {
     },
   )
 
-  let offset = 0
   try {
-    await fetchChatAPIProcess<Chat.ConversationResponse>({
-      prompt: message,
-      options,
-      signal: controller.signal,
-      onDownloadProgress: ({ event }) => {
-        const xhr = event.target
-        const { responseText } = xhr
-        const chunk = responseText.substring(offset)
-        offset = responseText.length
-        try {
-          const data = JSON.parse(chunk)
-          updateChat(
-            +uuid,
-            index,
-            {
-              dateTime: new Date().toLocaleString(),
-              text: data.text ?? '',
-              inversion: false,
-              error: false,
-              loading: false,
-              conversationOptions: { conversationId: data.conversationId, parentMessageId: data.id },
-              requestOptions: { prompt: message, ...options },
-            },
-          )
-        }
-        catch (error) {
-          //
-        }
+    const { data } = await fetchChatAPI<Chat.ConversationResponse>(message, options, controller.signal)
+    updateChat(
+      +uuid,
+      index,
+      {
+        dateTime: new Date().toLocaleString(),
+        text: data.text ?? '',
+        inversion: false,
+        error: false,
+        loading: false,
+        conversationOptions: { conversationId: data.conversationId, parentMessageId: data.id },
+        requestOptions: { prompt: message, ...options },
       },
-    })
+    )
   }
   catch (error: any) {
-    let errorMessage = error?.message ?? 'Something went wrong, please try again later.'
+    let errorMessage = 'Something went wrong, please try again later.'
 
     if (error.message === 'canceled')
       errorMessage = 'Request canceled. Please try again.'
@@ -227,10 +193,25 @@ async function onRegenerate(index: number) {
   }
   finally {
     loading.value = false
-    offset = 0
   }
 }
 
+function handleDelete(index: number) {
+  if (loading.value)
+    return
+
+  dialog.warning({
+    title: 'Delete Message',
+    content: 'Are you sure to delete this message?',
+    positiveText: 'Yes',
+    negativeText: 'No',
+    onPositiveClick: () => {
+      chatStore.deleteChatByUuid(+uuid, index)
+      ms.success('Message deleted successfully.')
+    },
+  })
+}
+
 function handleClear() {
   if (loading.value)
     return
@@ -253,6 +234,13 @@ function handleEnter(event: KeyboardEvent) {
   }
 }
 
+function handleStop() {
+  if (loading.value) {
+    controller.abort()
+    loading.value = false
+  }
+}
+
 const buttonDisabled = computed(() => {
   return loading.value || !prompt.value || prompt.value.trim() === ''
 })
@@ -302,7 +290,16 @@ onUnmounted(() => {
               :error="item.error"
               :loading="item.loading"
               @regenerate="onRegenerate(index)"
+              @delete="handleDelete(index)"
             />
+            <div class="flex justify-center">
+              <NButton v-if="loading" ghost @click="handleStop">
+                <template #icon>
+                  <SvgIcon icon="ri:stop-circle-line" />
+                </template>
+                Stop Responding
+              </NButton>
+            </div>
           </div>
         </template>
       </div>