Telegram support bot with OpenAI, Pinecone and human expert escalation
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 39 nodes and runs on Telegram events (message). Along the way it connects Telegram, Pinecone Vector Store and Embeddings OpenAI.
How it runs
Trigger: On Telegram events (message).
- Extract Group ID (Code): runs custom JavaScript code
- PrepareReplyFlag_Code (Code): runs custom JavaScript code
- QuestionOrReply_Switch (Switch): routes items into 2 branches
- QuestionFilter_Code (Code): runs custom JavaScript code
- IsExpert_Code (Code): runs custom JavaScript code
- ValidQuestion_IF (If): checks a condition and branches into true / false
- IsExpert_IF (If): checks a condition and branches into true / false
- Set Original Question (Edit Fields (Set)): sets 2 fields: original_text, original_message_id
- Reformulate_Message (Telegram): uses Telegram
- AddUserID_Metadata_Reply (Edit Fields (Set)): sets 5 fields: user_id, reply_message_id, chat_id…
…plus 21 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 (10)
- Telegram Trigger
n8n-nodes-base.telegramTrigger - Switch
n8n-nodes-base.switch - Code
n8n-nodes-base.code - If
n8n-nodes-base.if - Telegram
n8n-nodes-base.telegram - Pinecone Vector Store
@n8n/n8n-nodes-langchain.vectorStorePinecone - Embeddings OpenAI
@n8n/n8n-nodes-langchain.embeddingsOpenAi - Default Data Loader
@n8n/n8n-nodes-langchain.documentDefaultDataLoader - Recursive Character Text Splitter
@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter - Edit Fields (Set)
n8n-nodes-base.set
From the author
Template name Smart AI Support Assistant for Telegram Short description Smart AI Support Assistant for Telegram automatically answers repeated questions in your group using a Q&A knowledge base in Pinecone and forwards new or unclear questions to a human…