Query expenses on Telegram with GPT-4.1 and Google Sheets

by Robin ✓ · 158 views · created 2026-03-14 · Document Extraction, AI Chatbot

What this workflow does

This AI workflow has 73 nodes and runs on Telegram events (message, callback query). Along the way it connects Telegram, OpenAI and Google Sheets.

How it runs

Trigger: On Telegram events (message, callback query).

1. If: checks a condition and branches into true / false
2. If: checks a condition and branches into true / false
3. If: checks a condition and branches into true / false
4. LLM | Parse Intent (OpenAI): uses OpenAI
5. JS | Read Category Callback (Code): runs custom JavaScript code
6. JS | Read Person Callback (Code): runs custom JavaScript code
7. JS | Extract Intent JSON (Code): runs custom JavaScript code
8. HTTP | Forward Category Selection (HTTP Request): calls an HTTP API (POST)
9. HTTP | Forward Person Selection (HTTP Request): calls an HTTP API (POST)
10. If: checks a condition and branches into true / false

…plus 62 more steps. See the full node list below.

Services it uses

TelegramOpenAIGoogle Sheets

Before you upgrade to n8n 3.0

Nodes used (13)

• Telegram Triggern8n-nodes-base.telegramTrigger
• OpenAI@n8n/n8n-nodes-langchain.openAi
• Coden8n-nodes-base.code
• Google Sheetsn8n-nodes-base.googleSheets
• Telegramn8n-nodes-base.telegram
• Mergen8n-nodes-base.merge
• Ifn8n-nodes-base.if
• Split Outn8n-nodes-base.splitOut
• Edit Fields (Set)n8n-nodes-base.set
• Aggregaten8n-nodes-base.aggregate
• Loop Over Items (Split in Batches)n8n-nodes-base.splitInBatches
• Waitn8n-nodes-base.wait
• HTTP Requestn8n-nodes-base.httpRequest

From the author

💬 Chat with Your Finances on Telegram Ask questions like “How much did I spend on food last month?” and get instant answers from your financial data — directly in Telegram. This workflow connects your Google Sheets expense log to an AI-powered query engine…

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