AI Agents

Automated HR and IT support with voice message handling

27 nodes 298 134 Automatic trigger
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Workflow Description

An intelligent help desk system that receives voice messages through Telegram, transcribes them to text, retrieves relevant answers from your company knowledge base using semantic search, and responds directly via AI. Accelerates resolution of HR and IT inquiries without manual intervention.

How it works

  1. 1.Receive audio message through Telegram bot
  2. 2.Convert speech to text using OpenAI transcription
  3. 3.Search knowledge base with semantic understanding
  4. 4.Generate personalized response using AI agent
  5. 5.Send reply back to user in Telegram

Use cases

  • Answer HR questions about leave, payroll, and benefits
  • Provide fast technical support for common IT issues
  • Archive inquiries and solutions in company database

Requirements

  • Active OpenAI account with API access
  • Configured Telegram bot connected to n8n
  • PostgreSQL database with HR and IT documentation
  • Vector Store setup for embedding storage

Service Value

Ideal as a smart automation service combining integrations and AI to produce ready-to-use results.

Apps Used

Vector Store OpenAI Document Default Data Loader Text Splitter Telegram AI Agent Postgres

Details

Trigger Automatic trigger
Nodes 27
Apps 7
Views 298
Downloads 134

How to Use

  1. 1.Click "Download Template"
  2. 2.Open your n8n dashboard
  3. 3.Go to Workflows > Import from File
  4. 4.Select downloaded file and configure credentials

Nodes Used (27)

/

Sticky Note

Sticky Note

#1

When clicking ‘Test workflow’

Manual Trigger

#2

HTTP Request

HTTP Request

#3

Extract from File

Extract From File

#4

Sticky Note1

Sticky Note

#5

Create HR Policies

Vector Store P G Vector

#6

Embeddings OpenAI

OpenAI

#7

Default Data Loader

Document Default Data Loader

#8

Recursive Character Text Splitter

Text Splitter Recursive Character Text Splitter

#9

Telegram Trigger

Set

#10

Verify Message Type

Switch

#11

OpenAI

OpenAI

#12

Telegram1

Set

#13

Unsupported Message Type

Set

#14

AI Agent

Agent

#15

OpenAI Chat Model

OpenAI

#16

Postgres Chat Memory

Memory Postgres Chat

#17

Answer questions with a vector store

Tool Vector Store

#18

Postgres PGVector Store

Vector Store P G Vector

#19

OpenAI Chat Model1

OpenAI

#20

Embeddings OpenAI1

OpenAI

#21

Telegram

Set

#22

Edit Fields

Set

#23

Sticky Note2

Sticky Note

#24

Sticky Note3

Sticky Note

#25

Sticky Note4

Sticky Note

#26

Sticky Note5

Sticky Note

#27