Classify cold email replies and notify via Telegram with OpenAI and Instantly
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 15 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects OpenAI, Telegram, Gmail and Google Sheets.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Respond 200 OK (Respond to Webhook): sends the response back to the webhook caller
- Validate Payload (If): checks a condition and branches into true / false
- Extract Lead Fields (Edit Fields (Set)): sets 7 fields: lead_email, lead_name, reply_body…
- Stop - Invalid Payload (Stop and Error): stops the run with an error
- Classify Reply - OpenAI (OpenAI): uses OpenAI
- Parse Classification (Edit Fields (Set)): sets 10 fields: classification, reasoning, key_signals…
- Is HOT? (If): checks a condition and branches into true / false
- Telegram: uses Telegram
- Is WARM? (If): checks a condition and branches into true / false
- Auto-Ack HOT Gmail (Gmail): uses Gmail
…plus 4 more steps. See the full node list below.
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (9)
- Webhook
n8n-nodes-base.webhook - Respond to Webhook
n8n-nodes-base.respondToWebhook - If
n8n-nodes-base.if - Edit Fields (Set)
n8n-nodes-base.set - Stop and Error
n8n-nodes-base.stopAndError - OpenAI
@n8n/n8n-nodes-langchain.openAi - Telegram
n8n-nodes-base.telegram - Gmail
n8n-nodes-base.gmail - Google Sheets
n8n-nodes-base.googleSheets
From the author
Classify Cold Email Replies and Notify via Telegram with OpenAI and Instantly Automatically classifies incoming cold email replies as HOT, WARM, or COLD using AI and sends priority Telegram notifications with auto-acknowledgment for fast response times. Who…