Transcribe voice messages from Telegram using OpenAI Whisper-1

Ready for 3.0

by Aitor | 1Node ✓ · 12,223 views · created 2025-05-31 · Support Chatbot, Multimodal AI

Ready 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 5 nodes and runs on Telegram events (message). Along the way it connects Telegram and OpenAI.

How it runs

Trigger: On Telegram events (message).

Route Chat Input (Switch): routes items into 2 branches
Send transcription message (Telegram): uses Telegram
Get audio file (Telegram): work with file
Transcribe audio (OpenAI): transcribe (audio)

Services it uses

Telegram OpenAI

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 (4)

Telegramn8n-nodes-base.telegram
OpenAI@n8n/n8n-nodes-langchain.openAi
Telegram Triggern8n-nodes-base.telegramTrigger
Switchn8n-nodes-base.switch

From the author

This n8n workflow processes incoming Telegram messages, differentiating between text and voice messages. How it works: 1. Message Trigger: The workflow initiates when a new message is received via the Telegram "Message Trigger" node. 2. Switch Node: This node…
Excerpt from Aitor | 1Node's description on n8n.io.

View the original on n8n.io → Check your own copy

Transcribe voice messages from Telegram using OpenAI Whisper-1

What this workflow does

How it runs

Services it uses

Before you upgrade to n8n 3.0

Nodes used (4)

From the author

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