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Start using a bot and its commands

How to find a bot, start chatting, see the welcome message, and what the left menu button, bottom shortcut keyboard, multi-bot commands, reply-to-command, and @username do.

⚡ Quick summary (TL;DR)

  • Get started: tapping Start sends /start automatically to trigger the welcome message.

  • Left menu button: may open the command list, or a web page / MiniApp — depending on how the developer set it up.

  • Bottom shortcut keyboard: a tap sends the button text, or opens a MiniApp.


📖 Overview

A bot can reply automatically, offer commands, and open MiniApps. This article covers where to find one, what happens when you start it, and how menus, keyboards, and commands behave — for everyday users, not developers.

📍 Where to find a bot

  • Open a shared chat or link to enter the conversation with the bot.

  • Open the bot’s profile card to read its intro, then start chatting.

  • Browse or search bots you have already used under the Contacts Bots entry.

▶️ Tap Start and /start

The first time you open a private chat, you usually see a Start button. Tapping it sends /start automatically so the bot knows you are ready for the welcome content.

  • /start is always a command: it is highlighted in chat and you can tap it again to resend.

  • You can later type or tap other slash commands (such as /help); which ones exist depends on the bot.

👋 Where the welcome message appears

If the developer set a welcome message, it appears at the top of the bot chat so you can see the intro at a glance. If none is set, that top area stays empty.

◀️ Left menu button

To the left of the input field there may be a menu button (appearance varies by client). The developer chooses what it does; common behaviours:

  • Open this bot’s command list so you can pick a command to send.

  • Open a web page or MiniApp (the button usually shows a short label).

  • If the developer did not customise it, you may only see the default behaviour — follow what your App shows.

ℹ️ Separate from the bottom keyboard

The left menu button and the bottom shortcut keyboard under the input are independent: changing one does not change the other.

⌨️ Bottom shortcut keyboard

Some bots show a row of shortcut buttons under the input (the bottom shortcut keyboard). Developers send these as persistent or one-time shortcuts via chat messages.

  • Tap once: in most cases the button text is sent as a message.

  • If the button opens a MiniApp, a tap launches the app instead of (or without) sending text.

  • The keyboard may stay, hide after one use, or be removed by the bot — follow what the chat currently shows.

👥 How commands sort when a group has several bots

  • In the command menu, bots that joined the group earlier usually appear higher.

  • Bots you have used move their whole command group upward for quicker reuse.

  • If several bots share the same command name, only the one listed first in the menu is triggered.

↩️ Reply to a bot message, then send a command

In a group, reply to a message from a specific bot, then send a slash command: the command goes to that bot, not whichever bot sits first in the menu.

🔗 Tapping @username in chat

  • If it is a real user, you open that person’s profile (guest) page.

  • If no matching user is found, you see a notice such as “User not found”, then return to the current chat.

💬 Still have questions?

Reach us through in-app customer support in the MPChat App. Support will never ask for your password, verification code, or passkey.

This article is help-centre reference. Labels and entry points follow what the App shows.

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