How to Create a Telegram Bot
in 2025

import logging
from telegram import Update
from telegram.ext import Application, CommandHandler, MessageHandler, filters, ContextTypes

# Enable logging
logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO)

# Replace 'YOUR_BOT_TOKEN' with your actual bot token
BOT_TOKEN = 'YOUR_BOT_TOKEN'

async def start(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
    """Send a message when the command /start is issued."""
    await update.message.reply_text('Hi! I am your new Telegram bot. How can I help you?')

async def help_command(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
    """Send a message when the command /help is issued."""
    help_text = """
Available commands:
/start - Start the bot
/help - Show this help message
Just send me any message and I'll echo it back!
    """
    await update.message.reply_text(help_text)

async def echo(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
    """Echo the user message."""
    await update.message.reply_text(f"You said: {update.message.text}")

def main() -> None:
    """Start the bot."""
    # Create the Application
    application = Application.builder().token(BOT_TOKEN).build()

    # Add handlers
    application.add_handler(CommandHandler("start", start))
    application.add_handler(CommandHandler("help", help_command))
    application.add_handler(MessageHandler(filters.TEXT & ~filters.COMMAND, echo))

    # Run the bot until the user presses Ctrl-C
    application.run_polling()

if __name__ == '__main__':
    main()

const TelegramBot = require('node-telegram-bot-api');

// Replace 'YOUR_BOT_TOKEN' with your actual bot token
const token = 'YOUR_BOT_TOKEN';

// Create a bot that uses 'polling' to fetch new updates
const bot = new TelegramBot(token, {polling: true});

// Listen for the /start command
bot.onText(/\/start/, (msg) => {
  const chatId = msg.chat.id;
  bot.sendMessage(chatId, 'Hi! I am your new Telegram bot. How can I help you?');
});

// Listen for the /help command
bot.onText(/\/help/, (msg) => {
  const chatId = msg.chat.id;
  const helpText = `
Available commands:
/start - Start the bot
/help - Show this help message
Just send me any message and I'll echo it back!
  `;
  bot.sendMessage(chatId, helpText);
});

// Listen for any kind of message
bot.on('message', (msg) => {
  const chatId = msg.chat.id;
  const messageText = msg.text;

  // Ignore commands
  if (!messageText.startsWith('/')) {
    bot.sendMessage(chatId, `You said: ${messageText}`);
  }
});

console.log('Bot is running...');