diff --git a/CHANGELOG.md b/CHANGELOG.md
index beb7a7d..f6cffb8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## v0.0.22 - 2023-06-02
+### Fixed
+- Resolved authentication issue on ChatGPT Web
+- Added animation to send button for better user experience
+- Revised ChatGPT Mobile model to text-davinci-002-render-sha-mobile, improving speed and overall performance.
+
 ## v0.0.21 - 2023-06-01
 ### Fixed
 - Fix NotionAI not working issue
diff --git a/package.json b/package.json
index f1268b1..08b31f1 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "notionai-plus",
   "displayName": "NotionAI Plus",
-  "version": "0.0.21",
+  "version": "0.0.22",
   "description": "NotionAI Plus is a browser extension that brings the power of NotionAI to any website you visit.",
   "scripts": {
     "dev": "plasmo dev",
diff --git a/src/components/combobox.tsx b/src/components/combobox.tsx
index 83ecbbf..21fd343 100644
--- a/src/components/combobox.tsx
+++ b/src/components/combobox.tsx
@@ -189,7 +189,10 @@ export default function ComboxComponent() {
             <button
               type="button"
               onClick={handleMessage}
-              className="rounded border border-transparent bg-indigo-600 px-2.5 py-1.5 text-xs font-medium text-white shadow-sm hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-indigo-500 focus:ring-offset-2">
+              disabled={isLoading}
+              className={`rounded border border-transparent bg-indigo-600 px-2.5 py-1.5 text-xs font-medium text-white shadow-sm hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-indigo-500 focus:ring-offset-2 ${
+                isLoading ? "opacity-30" : ""
+              }`}>
               <Send size={16} className={isLoading ? "animate-spin" : ""} />
             </button>
           </div>
diff --git a/src/content.tsx b/src/content.tsx
index 3fb1334..7905f5e 100644
--- a/src/content.tsx
+++ b/src/content.tsx
@@ -72,7 +72,11 @@ const Index = () => {
   }
 
   streamPort.onMessage.addListener(function (msg) {
-    setResponseMessage(msg)
+    if (msg === "[DONE]") {
+      setIsLoading(false)
+    } else {
+      setResponseMessage(msg)
+    }
   })
 
   // init on page load
@@ -130,7 +134,11 @@ const Index = () => {
       handleToast("Please input context")
       return
     }
-    // setIsLoading(true)
+    if (isLoading) {
+      handleToast("AI is processing, please wait")
+      return
+    }
+    setIsLoading(true)
 
     let lprompt: string = ""
     let language: string = ""
@@ -165,6 +173,9 @@ const Index = () => {
     }
 
     streamPort.postMessage(body)
+    // // wait 3 seconds
+    // await new Promise((resolve) => setTimeout(resolve, 5000))
+    // setIsLoading(false)
   }
 
   const handleCopy = async () => {
diff --git a/src/lib/api/bard.ts b/src/lib/api/bard.ts
index 5b42298..bdcd4ab 100644
--- a/src/lib/api/bard.ts
+++ b/src/lib/api/bard.ts
@@ -75,5 +75,7 @@ export async function BardChat(prompt: string, port: chrome.runtime.Port) {
     port.postMessage(
       "Sorry, Bard Chat is not available at the moment. error: " + err.message
     )
+  } finally {
+    port.postMessage("[DONE]")
   }
 }
diff --git a/src/lib/api/bing.ts b/src/lib/api/bing.ts
index 4e6fd93..b3530a7 100644
--- a/src/lib/api/bing.ts
+++ b/src/lib/api/bing.ts
@@ -257,6 +257,7 @@ async function chat(prompt: string, port: chrome.runtime.Port) {
       } else if (event.type === 3) {
         wsp.removeAllListeners()
         wsp.close()
+        port.postMessage("[DONE]")
       } else if (event.type === 1) {
         if (event.arguments[0].messages) {
           const text = convertMessageToMarkdown(event.arguments[0].messages[0])
@@ -290,5 +291,6 @@ export async function BingChat(prompt: string, port: chrome.runtime.Port) {
     port.postMessage(
       "Sorry, Bing Chat is not available at the moment. error: " + err.message
     )
+    port.postMessage("[DONE]")
   }
 }
diff --git a/src/lib/api/chatgpt-api.ts b/src/lib/api/chatgpt-api.ts
index fc7b57e..ede4fe6 100644
--- a/src/lib/api/chatgpt-api.ts
+++ b/src/lib/api/chatgpt-api.ts
@@ -36,6 +36,7 @@ async function chat(
 
   await parseSSEResponse(resp, (message) => {
     if (message === "[DONE]") {
+      port.postMessage("[DONE]")
       return
     }
     try {
diff --git a/src/lib/api/chatgpt-web.ts b/src/lib/api/chatgpt-web.ts
index 77beff2..c263ac6 100644
--- a/src/lib/api/chatgpt-web.ts
+++ b/src/lib/api/chatgpt-web.ts
@@ -3,54 +3,34 @@ import { v4 as uuidv4 } from "uuid"
 import { storage } from "~lib/storage"
 import { parseSSEResponse } from "~lib/utils/sse"
 
-const CHATGPT_MODEL = "text-davinci-002-render-sha"
+const CHATGPT_MODEL = "text-davinci-002-render-sha-mobile"
 const CHATGPT_HOST = "https://chat.openai.com"
 
 const CACHE_KEY_TOKEN = "chatgpt-token"
 const CACHE_KEY_CONVERSATION_ID = "chatgpt-conversation-id"
 
-async function getAccessToken(): Promise<string> {
-  const cacheToken = await storage.get(CACHE_KEY_TOKEN)
-  if (cacheToken) {
-    return cacheToken as string
-  }
-
+async function getAccessToken() {
   const resp = await fetch(`${CHATGPT_HOST}/api/auth/session`)
-  if (resp.status === 401 || resp.status === 403) {
-    throw new Error(
-      "401 UNAUTHORIZED, Please login to https://chat.openai.com/"
-    )
-  }
-  if (!resp.ok) {
-    throw new Error(`ChatGPT return error, status: ${resp.status}`)
-  }
-
-  const data = await resp.json()
-  if (!data.accessToken) {
-    throw new Error("401 UNAUTHORIZED")
+  if (resp.ok) {
+    const data = await resp.json()
+    if (data.accessToken) {
+      await storage.set(CACHE_KEY_TOKEN, data.accessToken)
+      return
+    }
   }
-  await storage.set(CACHE_KEY_TOKEN, data.accessToken)
-  return data.accessToken
+  throw new Error(`${resp.status}, Please login to https://chat.openai.com/`)
 }
 
 async function ChatGPTWebChat(prompt: string, port: chrome.runtime.Port) {
-  let message = ""
-  for (let i = 0; i < 3; i++) {
-    try {
-      await chat(prompt, port)
-      return
-    } catch (err) {
-      await storage.remove(CACHE_KEY_TOKEN)
-      console.error(err)
-      message = err.message
-    }
+  try {
+    return await chat(prompt, port)
+  } catch (err) {
+    console.error(err)
+    port.postMessage(err.message)
   }
-  port.postMessage(message)
 }
 
 async function chat(prompt: string, port: chrome.runtime.Port) {
-  const accessToken = await getAccessToken()
-
   const cacheConversationId = await storage.get(CACHE_KEY_CONVERSATION_ID)
   if (!cacheConversationId) {
     await storage.set(CACHE_KEY_CONVERSATION_ID, uuidv4())
@@ -70,19 +50,30 @@ async function chat(prompt: string, port: chrome.runtime.Port) {
     model: CHATGPT_MODEL
   }
   const url = `${CHATGPT_HOST}/backend-api/conversation`
-  const resp = await fetch(url, {
-    method: "POST",
-    headers: {
-      "Content-Type": "application/json",
-      Authorization: `Bearer ${accessToken}`
-    },
-    body: JSON.stringify(data)
-  })
 
-  if (!resp.ok) {
-    const errMsg = `ChatGPT return error, status: ${resp.status}`
-    console.error(errMsg)
-    throw new Error(errMsg)
+  const sendRequest = async (): Promise<Response> => {
+    const accessToken = await storage.get(CACHE_KEY_TOKEN)
+    return await fetch(url, {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+        Authorization: `Bearer ${accessToken}`
+      },
+      body: JSON.stringify(data)
+    })
+  }
+
+  let resp = await sendRequest()
+
+  if (resp.status === 401 || resp.status === 403) {
+    try {
+      await getAccessToken()
+      resp = await sendRequest()
+    } catch (err) {
+      console.error(err)
+      port.postMessage(err.message)
+      return
+    }
   }
 
   let conversationId: string = ""
@@ -91,6 +82,7 @@ async function chat(prompt: string, port: chrome.runtime.Port) {
     if (message === "[DONE]") {
       // console.debug("chatgpt sse message done, start remove conversation")
       removeConversation(conversationId)
+      port.postMessage("[DONE]")
       return
     }
     try {
@@ -110,7 +102,7 @@ async function chat(prompt: string, port: chrome.runtime.Port) {
 }
 
 async function removeConversation(id: string) {
-  const accessToken = await getAccessToken()
+  const accessToken = await storage.get(CACHE_KEY_TOKEN)
   try {
     await fetch(`${CHATGPT_HOST}/backend-api/conversation/${id}`, {
       method: "PATCH",
diff --git a/src/lib/api/notion-completion.ts b/src/lib/api/notion-completion.ts
index 73055fe..1174da8 100644
--- a/src/lib/api/notion-completion.ts
+++ b/src/lib/api/notion-completion.ts
@@ -112,6 +112,8 @@ async function NotionCompletion(
     } catch (err) {
       console.error(err)
       message = err.message
+    } finally {
+      port.postMessage("[DONE]")
     }
   }
   port.postMessage(message)