Email chatbot with semantic and SQL search (Telegram)

Starts from a chat message and works with OpenAI, Telegram, PGVector. Uses AI.

Main steps

Telegram Trigger
Came from Telegram?
Postgres PGVector Store
Call the SQL composer Workflow
Beautify chat response
Split text into chunks

What you get

workflow.json – import into n8n (16 steps, starts from a chat message)
README setup guide and an in-workflow setup note

You need

n8n (Cloud or self-hosted)
OpenAI account
Telegram account
PGVector account