AI Agents

WhatsApp automation

28 nodes 241 121 Automatic trigger
Download

Workflow Description

An intelligent WhatsApp automation system using an AI agent powered by OpenAI. It processes incoming messages, maintains conversation context in memory, searches a vector database for relevant information, and delivers contextual responses automatically.

How it works

  1. 1.Receive WhatsApp message and trigger workflow automatically
  2. 2.Load and process documents, splitting them into searchable chunks
  3. 3.Search vector store and retrieve relevant context
  4. 4.Process request through AI agent while maintaining conversation history
  5. 5.Send intelligent reply back through WhatsApp

Use cases

  • Automated customer support with context-aware responses from knowledge bases
  • Employee inquiry handling with memory-aware AI assistance

Requirements

  • Active OpenAI API account for language models and embeddings
  • WhatsApp Business account connected to n8n

Service Value

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

Apps Used

WhatsApp OpenAI Memory Vector Store Document Default Data Loader Text Splitter AI Agent

Details

Trigger Automatic trigger
Nodes 28
Apps 7
Views 241
Downloads 121

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 (28)

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WhatsApp Trigger

Whats App Trigger

#1

OpenAI Chat Model

OpenAI

#2

Window Buffer Memory

Memory Buffer Window

#3

Vector Store Tool

Tool Vector Store

#4

Embeddings OpenAI

OpenAI

#5

OpenAI Chat Model1

OpenAI

#6

When clicking ‘Test workflow’

Manual Trigger

#7

Embeddings OpenAI1

OpenAI

#8

Default Data Loader

Document Default Data Loader

#9

Recursive Character Text Splitter

Text Splitter Recursive Character Text Splitter

#10

Extract from File

Extract From File

#11

get Product Brochure

HTTP Request

#12

Reply To User

Whats App

#13

Reply To User1

Whats App

#14

Product Catalogue

Vector Store In Memory

#15

Sticky Note

Sticky Note

#16

Sticky Note1

Sticky Note

#17

Create Product Catalogue

Vector Store In Memory

#18

Sticky Note2

Sticky Note

#19

Sticky Note3

Sticky Note

#20

Sticky Note4

Sticky Note

#21

Sticky Note5

Sticky Note

#22

Sticky Note6

Sticky Note

#23

Sticky Note7

Sticky Note

#24

Handle Message Types

Switch

#25

Sticky Note8

Sticky Note

#26

Sticky Note9

Sticky Note

#27

AI Sales Agent

Agent

#28