HR and IT helpdesk chatbot with voice notes (Telegram)

Starts when something happens in a connected app and works with OpenAI, Telegram, PGVector. Uses AI.

Main steps

Create HR Policies
Recursive Character Text Splitter
Telegram Trigger
Verify Message Type
Unsupported Message Type
Postgres Chat Memory

What you get

workflow.json – import into n8n (21 steps, starts from an event in a connected app)
README setup guide and an in-workflow setup note

You need

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