Triage Telegram voice and text support with Groq LLMs and Google Sheets
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 workflow has 32 nodes and runs on Telegram events (message). Along the way it connects Telegram, Google Sheets and Slack. It also calls api.groq.com over HTTP.
How it runs
Trigger: On Telegram events (message).
- Has Voice? (If): checks a condition and branches into true / false
- Get Voice File (Telegram): work with file
- Has Text? (If): checks a condition and branches into true / false
- Fix Audio Filename (Code): runs custom JavaScript code
- Handle API Error (Code): runs custom JavaScript code
- Extract Transcript (Text) (Code): runs custom JavaScript code
- Unsupported Message Reply (Telegram): uses Telegram
- Transcribe (Whisper) (HTTP Request): calls api.groq.com (POST)
- Alert Slack (Error) (Slack): uses Slack
- Log Error to Sheet (Google Sheets): append
…plus 21 more steps. See the full node list below.
Services it uses
HTTP calls to: api.groq.com
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 (8)
- Telegram Trigger
n8n-nodes-base.telegramTrigger - If
n8n-nodes-base.if - Telegram
n8n-nodes-base.telegram - Code
n8n-nodes-base.code - HTTP Request
n8n-nodes-base.httpRequest - Google Sheets
n8n-nodes-base.googleSheets - Slack
n8n-nodes-base.slack - Switch
n8n-nodes-base.switch
From the author
Quick overview This workflow turns Telegram voice notes and text messages into a support agent by transcribing audio with Groq Whisper, classifying intent/sentiment/security risk with Groq LLMs, escalating risky cases to a human via Telegram, and logging…