Telethon is the veteran MTProto library in the Python ecosystem. Loved for its simplicity and clean asynchronous interface, it is widely chosen for Telegram channel archiving, auto-replying, and customized client features.
Why Telethon Sessions Get Terminated on Generic VPS
Generic free VPS platforms often experience aggressive IP recycling and unexpected reboots. When a Telethon client abruptly disconnects without cleanly sending TCP FIN packets, Telegram's API servers may register the disconnection as suspicious, resulting in FloodWaitError penalties.
Sample Telethon Auto-Responder Script
# telethon_bot.py
import os
from telethon import TelegramClient, events
API_ID = int(os.environ.get("API_ID", "123456"))
API_HASH = os.environ.get("API_HASH", "your_hash")
BOT_TOKEN = os.environ.get("BOT_TOKEN", "your_token")
bot = TelegramClient("telethon_session", API_ID, API_HASH).start(bot_token=BOT_TOKEN)
@bot.on(events.NewMessage(pattern="/status"))
async def status_handler(event):
await event.respond("✅ BotifyHost 24/7 Cloud Cluster is active! CPU: Normal | Latency: 12ms")
print("Telethon bot online...")
bot.run_until_disconnected()
Best Practices to Avoid Telegram Rate Limits
- Never spam messages: Adhere to Telegram's limit of 30 messages per second across distinct chats.
- Use async sleep: When broadcasting updates, insert
await asyncio.sleep(0.5)between messages. - Persistent cloud logs: Monitor terminal logs using BotifyHost's built-in live console to catch
PeerFloodErrorearly.
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