Interactive Russian Language Tutor Bot with GPT-4o and Telegram

This n8n workflow turns Telegram into a personal language tutor.
Users can choose between different learning modes — vocabulary, grammar, quiz, or mixed lessons — simply by adding a hashtag to their message.
The bot processes requests with AI/ML API and sends back structured, interactive lessons in Telegram.

🚀 Features

📩 Telegram-based input with hashtag commands
🧠 Adaptive AI responses (vocabulary, grammar, quiz)
🔤 Pronunciation support in Latin transcription
📒 Grammar explanations with examples
❓ Custom quizzes with auto-feedback
💬 Supportive learning experience with motivational messages
⏳ Typing indicator for smoother UX

🛠 Setup Guide

📲 Create Telegram Bot
Go to @BotFather
Use /newbot → choose a name and username
Save the bot token

🔐 Set Up Credentials in n8n
Telegram API: Use your bot token
AI/ML API: Add your API key under AI/ML account

⚙️ Configure the Workflow
Import the JSON into n8n
Update credentials (Telegram + AI/ML API)
Activate the workflow

💬 Start Learning
In Telegram, send a message with one of the supported hashtags:
#vocabulary — learn new words
#grammar — study rules with examples
#quiz — get exercises
Or just send plain text for a free-form AI response

🔍 Node Overview

Telegram Trigger** → Listens for incoming messages
Show Typing Indicator** → Displays “typing…” while processing
Switch Node** → Routes message by hashtag (#vocabulary, #grammar, #quiz)
Prompt Builder Nodes** → Create JSON payload for AI/ML API
AI/ML API Node** → Generates the structured lesson
Telegram Send** → Sends the formatted response back to the user

💡 Example Flow

User Input:
#vocabulary кукуруза

Bot Output:
Кукуруза (Kukurúza) — Corn
Pronunciation: koo-koo-ROO-zah

Sentence:
Я люблю есть кукурузу на гриле.
I love eating grilled corn.

👉 Try to write your own sentence with “кукуруза”!