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<!DOCTYPE html> <html class=""> <head> <meta charset="utf-8"> <title>updates.getDifference</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta property="description" content="Get new updates."> <meta property="og:title" content="updates.getDifference"> <meta property="og:image" content=""> <meta property="og:description" content="Get new updates."> <link rel="icon" type="image/svg+xml" href="/img/website_icon.svg?4"> <link rel="apple-touch-icon" sizes="180x180" href="/img/apple-touch-icon.png"> <link rel="icon" type="image/png" sizes="32x32" href="/img/favicon-32x32.png"> <link rel="icon" type="image/png" sizes="16x16" href="/img/favicon-16x16.png"> <link rel="alternate icon" href="/img/favicon.ico" type="image/x-icon" /> <link href="/css/bootstrap.min.css?3" rel="stylesheet"> <link href="/css/telegram.css?241" rel="stylesheet" media="screen"> <style> </style> </head> <body class="preload"> <div class="dev_page_wrap"> <div class="dev_page_head navbar 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Methods</a></li><i class="icon icon-breadcrumb-divider"></i><li><a href="/method/updates.getDifference" >updates.getDifference</a></li></ul></div> <h1 id="dev_page_title">updates.getDifference</h1> <div id="dev_page_content"><p>Get new <a href="/api/updates">updates</a>.</p> <p><div class="clearfix"> <ul class="dev_layer_select slightly-pull-right nav nav-pills"> <li class="dropdown"> <a class="dropdown-toggle" onclick="return dropdownClick(this, event)" href="#">Layer 185 <b class="caret"></b></a> <ul class="dropdown-menu"> <li><a href="?layer=1">1 – Base layer</a></li><li><a href="?layer=2">2 – New userpic notifications</a></li><li><a href="?layer=3">3 – Send message can trigger link change</a></li><li><a href="?layer=4">4 – Check-in chats</a></li><li><a href="?layer=5">5 – Localized SMS, localized notifications</a></li><li><a href="?layer=6">6 – Foursquare integration</a></li><li><a href="?layer=7">7 – Added wallPaperSolid</a></li><li><a href="?layer=8">8 – Added end-to-end encryption</a></li><li><a href="?layer=9">9 – Improved big files upload perfomance</a></li><li><a href="?layer=10">10 – Improved chat participants updates</a></li><li><a href="?layer=11">11 – Improved secret chats</a></li><li><a href="?layer=12">12 – New dynamic support</a></li><li><a href="?layer=13">13 – Audio, video MIME; contacts import retry; new secret actions</a></li><li><a href="?layer=14">14 – Notify settings sync, blacklist sync</a></li><li><a href="?layer=15">15 – Modified getHistory offset behaviour</a></li><li><a href="?layer=16">16 – Split sendCode into 2 parts</a></li><li><a href="?layer=17">17 – Added custom typing, introduced message flags</a></li><li><a href="?layer=18">18 – Added usernames</a></li><li><a href="?layer=23">23 – Stickers for secret chats</a></li><li><a href="?layer=105">105 – Scheduled messages, Cloud themes</a></li><li><a href="?layer=108">108 – Login with QR code</a></li><li><a href="?layer=109">109 – Polls v2</a></li><li><a href="?layer=110">110 – People Nearby 2.0, Bank card entity</a></li><li><a href="?layer=111">111 – Folders, Broadcast Stats</a></li><li><a href="?layer=112">112 – Old featured stickers, generic dice, poll timer, poll solution</a></li><li><a href="?layer=113">113 – PSA</a></li><li><a href="?layer=114">114 – Video thumbs for GIFs</a></li><li><a href="?layer=115">115 – Peek Channel Invite</a></li><li><a href="?layer=116">116 – Group Stats, Profile Videos</a></li><li><a href="?layer=117">117 – WebRTC Phone Calls</a></li><li><a href="?layer=118">118 – Callback with 2FA, Countries list</a></li><li><a href="?layer=119">119 – Comments in channels, Threads, Anonymous Admins</a></li><li><a href="?layer=120">120 – Multipins, Message Stats, GeoLive v2</a></li><li><a href="?layer=121">121 – SVG-based Outlines for Stickers</a></li><li><a href="?layer=122">122 – Voice Chats</a></li><li><a href="?layer=123">123 – Voice Chat improvements</a></li><li><a href="?layer=124">124 – Expiring Invite links</a></li><li><a href="?layer=125">125 – Voice Chats in Broadcasts</a></li><li><a href="?layer=126">126 – Ban channels in channels</a></li><li><a href="?layer=127">127 – Payments in channels</a></li><li><a href="?layer=128">128 – Microthumbs for User/Chat profile photos</a></li><li><a href="?layer=129">129 – Video Chats</a></li><li><a href="?layer=130">130 – Custom placeholder for bot reply keyboards</a></li><li><a href="?layer=131">131 – Reset 2FA Password after a week</a></li><li><a href="?layer=132">132 – Chat themes</a></li><li><a href="?layer=133">133 – 64-bit IDs for User/Chat</a></li><li><a href="?layer=134">134 – Chat Requests, Shared Media Calendar</a></li><li><a href="?layer=135">135 – Send Message As a Channel</a></li><li><a href="?layer=136">136 – Reactions</a></li><li><a href="?layer=137">137 – Translations</a></li><li><a href="?layer=138">138 – GIF Sticker Packs</a></li><li><a href="?layer=139">139 – RTMP streaming</a></li><li><a href="?layer=140">140 – WebApps, Cloud Ringtones</a></li><li><a href="?layer=142">142 – TCP Reflectors</a></li><li><a href="?layer=143">143 – Premium Subscription, Cloud Invoices</a></li><li><a href="?layer=144">144 – Premium as a Gift, Custom Emoji</a></li><li><a href="?layer=145">145 – Custom Reactions, Statuses, Sign In with email</a></li><li><a href="?layer=147">147 – Keywords for stickers and emojis</a></li><li><a href="?layer=148">148 – Forums, collectible usernames</a></li><li><a href="?layer=150">150 – Pinned forum topics, general topic</a></li><li><a href="?layer=151">151 – Media spoilers, suggested profile photos</a></li><li><a href="?layer=152">152 – Real-time translations, Firebase SMS authentication</a></li><li><a href="?layer=153">153 – Modify created stickersets</a></li><li><a href="?layer=155">155 – Dates for reactions</a></li><li><a href="?layer=158">158 – Shared folders, per-chat wallpapers</a></li><li><a href="?layer=159">159 – Anonymous votes</a></li><li><a href="?layer=160">160 – Stories</a></li><li><a href="?layer=164">164 – Stories in Channels</a></li><li><a href="?layer=166">166 – Giveaways in channels</a></li><li><a href="?layer=167">167 – Similar channels</a></li><li><a href="?layer=168">168 – Channel colors</a></li><li><a href="?layer=169">169 – Multiselection of chats for bots</a></li><li><a href="?layer=170">170 – Saved Messages 2.0</a></li><li><a href="?layer=171">171 – Saved Messages 2.0</a></li><li><a href="?layer=174">174 – Group boosts</a></li><li><a href="?layer=176">176 – Business</a></li><li><a href="?layer=177">177 – Business Bots, Birthdays</a></li><li><a href="?layer=178">178 – Saved Personal channel, Reactions notifications</a></li><li><a href="?layer=179">179 – Channel revenue stats, phrases in SMS</a></li><li><a href="?layer=180">180 – Message Effects, Hashtags</a></li><li><a href="?layer=181">181 – Stars</a></li><li><a href="?layer=182">182 – Stars Revenue</a></li><li><a href="?layer=183">183 – Paid posts</a></li><li><a href="?layer=184">184 – Stars Refunds</a></li><li><a href="?layer=185"><strong>185 – MiniApp Store, Star Gifts</strong></a></li> <li class="divider"></li> <li><a href="/api/layers">More...</a></li> </ul> </li> </ul> </div> <pre class="page_scheme"><code><a href="/constructor/updates.differenceEmpty" >updates.differenceEmpty</a>#5d75a138 date:<a href="/type/int" >int</a> seq:<a href="/type/int" >int</a> = <a href="/type/updates.Difference" >updates.Difference</a>; <a href="/constructor/updates.difference" >updates.difference</a>#f49ca0 new_messages:<a href="/type/Vector%20t" >Vector</a><<a href="/type/Message" >Message</a>> new_encrypted_messages:<a href="/type/Vector%20t" >Vector</a><<a href="/type/EncryptedMessage" >EncryptedMessage</a>> other_updates:<a href="/type/Vector%20t" >Vector</a><<a href="/type/Update" >Update</a>> chats:<a href="/type/Vector%20t" >Vector</a><<a href="/type/Chat" >Chat</a>> users:<a href="/type/Vector%20t" >Vector</a><<a href="/type/User" >User</a>> state:<a href="/type/updates.State" >updates.State</a> = <a href="/type/updates.Difference" >updates.Difference</a>; <a href="/constructor/updates.differenceSlice" >updates.differenceSlice</a>#a8fb1981 new_messages:<a href="/type/Vector%20t" >Vector</a><<a href="/type/Message" >Message</a>> new_encrypted_messages:<a href="/type/Vector%20t" >Vector</a><<a href="/type/EncryptedMessage" >EncryptedMessage</a>> other_updates:<a href="/type/Vector%20t" >Vector</a><<a href="/type/Update" >Update</a>> chats:<a href="/type/Vector%20t" >Vector</a><<a href="/type/Chat" >Chat</a>> users:<a href="/type/Vector%20t" >Vector</a><<a href="/type/User" >User</a>> intermediate_state:<a href="/type/updates.State" >updates.State</a> = <a href="/type/updates.Difference" >updates.Difference</a>; <a href="/constructor/updates.differenceTooLong" >updates.differenceTooLong</a>#4afe8f6d pts:<a href="/type/int" >int</a> = <a href="/type/updates.Difference" >updates.Difference</a>; ---functions--- <a href="/method/updates.getDifference" class="current_page_link" >updates.getDifference</a>#19c2f763 flags:<a href="/type/%23" >#</a> pts:<a href="/type/int" >int</a> pts_limit:flags.1?<a href="/type/int" >int</a> pts_total_limit:flags.0?<a href="/type/int" >int</a> date:<a href="/type/int" >int</a> qts:<a href="/type/int" >int</a> qts_limit:flags.2?<a href="/type/int" >int</a> = <a href="/type/updates.Difference" >updates.Difference</a>;</code></pre></p> <h3><a class="anchor" href="#parameters" id="parameters" name="parameters"><i class="anchor-icon"></i></a>Parameters</h3> <table class="table"> <thead> <tr> <th>Name</th> <th style="text-align: center;">Type</th> <th>Description</th> </tr> </thead> <tbody> <tr> <td><strong>flags</strong></td> <td style="text-align: center;"><a href="/type/%23">#</a></td> <td>Flags, see <a href="/mtproto/TL-combinators#conditional-fields">TL conditional fields</a></td> </tr> <tr> <td><strong>pts</strong></td> <td style="text-align: center;"><a href="/type/int">int</a></td> <td>PTS, see <a href="/api/updates">updates</a>.</td> </tr> <tr> <td><strong>pts_limit</strong></td> <td style="text-align: center;"><a href="/mtproto/TL-combinators#conditional-fields">flags</a>.1?<a href="/type/int">int</a></td> <td>PTS limit</td> </tr> <tr> <td><strong>pts_total_limit</strong></td> <td style="text-align: center;"><a href="/mtproto/TL-combinators#conditional-fields">flags</a>.0?<a href="/type/int">int</a></td> <td>For fast updating: if provided and <code>pts + pts_total_limit < remote pts</code>, <a href="/constructor/updates.differenceTooLong">updates.differenceTooLong</a> will be returned.<br>Simply tells the server to not return the difference if it is bigger than <code>pts_total_limit</code><br>If the remote pts is too big (> ~4000000), this field will default to 1000000</td> </tr> <tr> <td><strong>date</strong></td> <td style="text-align: center;"><a href="/type/int">int</a></td> <td>date, see <a href="/api/updates">updates</a>.</td> </tr> <tr> <td><strong>qts</strong></td> <td style="text-align: center;"><a href="/type/int">int</a></td> <td>QTS, see <a href="/api/updates">updates</a>.</td> </tr> <tr> <td><strong>qts_limit</strong></td> <td style="text-align: center;"><a href="/mtproto/TL-combinators#conditional-fields">flags</a>.2?<a href="/type/int">int</a></td> <td>QTS limit</td> </tr> </tbody> </table> <h3><a class="anchor" href="#result" id="result" name="result"><i class="anchor-icon"></i></a>Result</h3> <p><a href="/type/updates.Difference">updates.Difference</a></p> <h3><a class="anchor" href="#possible-errors" id="possible-errors" name="possible-errors"><i class="anchor-icon"></i></a>Possible errors</h3> <table class="table"> <thead> <tr> <th>Code</th> <th>Type</th> <th>Description</th> </tr> </thead> <tbody> <tr> <td>400</td> <td>CDN_METHOD_INVALID</td> <td>You can't call this method in a CDN DC.</td> </tr> <tr> <td>400</td> <td>CHANNEL_INVALID</td> <td>The provided channel is invalid.</td> </tr> <tr> <td>400</td> <td>CHANNEL_PRIVATE</td> <td>You haven't joined this channel/supergroup.</td> </tr> <tr> <td>403</td> <td>CHAT_WRITE_FORBIDDEN</td> <td>You can't write in this chat.</td> </tr> <tr> <td>400</td> <td>DATE_EMPTY</td> <td>Date empty.</td> </tr> <tr> <td>400</td> <td>MSG_ID_INVALID</td> <td>Invalid message ID provided.</td> </tr> <tr> <td>400</td> <td>PERSISTENT_TIMESTAMP_EMPTY</td> <td>Persistent timestamp empty.</td> </tr> <tr> <td>400</td> <td>PERSISTENT_TIMESTAMP_INVALID</td> <td>Persistent timestamp invalid.</td> </tr> <tr> <td>500</td> <td>RANDOM_ID_DUPLICATE</td> <td>You provided a random ID that was already used.</td> </tr> <tr> <td>400</td> <td>USERNAME_INVALID</td> <td>The provided username is not valid.</td> </tr> <tr> <td>400</td> <td>USER_NOT_PARTICIPANT</td> <td>You're not a member of this supergroup/channel.</td> </tr> </tbody> </table> <h3><a class="anchor" href="#bots-can-use-this-method" id="bots-can-use-this-method" name="bots-can-use-this-method"><i class="anchor-icon"></i></a>Bots can use this method</h3> <h3><a class="anchor" href="#related-pages" id="related-pages" name="related-pages"><i class="anchor-icon"></i></a>Related pages</h3> <h4><a class="anchor" href="#working-with-updates" id="working-with-updates" name="working-with-updates"><i class="anchor-icon"></i></a><a href="/api/updates">Working with Updates</a></h4> <p>How to subscribe to updates and handle them properly.</p> <h4><a class="anchor" href="#updatesdifferencetoolong" id="updatesdifferencetoolong" name="updatesdifferencetoolong"><i class="anchor-icon"></i></a><a href="/constructor/updates.differenceTooLong">updates.differenceTooLong</a></h4> <p>The difference is <a href="/api/updates#recovering-gaps">too long</a>, and the specified state must be used to refetch updates.</p></div> </div> </div> </div> <div class="footer_wrap"> <div class="footer_columns_wrap footer_desktop"> <div class="footer_column footer_column_telegram"> <h5>Telegram</h5> <div class="footer_telegram_description"></div> Telegram is a 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