AI Agents

Activate AI Agent via Chat with Database Integration

7 nodes 262 121 Automatic trigger
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Workflow Description

Automate intelligent responses to user messages through a chat interface. The AI agent, powered by OpenAI, processes requests while maintaining conversation context in memory and retrieving relevant data from Postgres when needed for accurate, context-aware replies.

How it works

  1. 1.Receive user message through chat trigger
  2. 2.Store conversation context in system memory
  3. 3.Send request to AI agent powered by OpenAI
  4. 4.Query relevant data from Postgres database if necessary
  5. 5.Generate and send intelligent response to user

Use cases

  • Build a smart assistant that answers user questions while maintaining conversation history
  • Retrieve and integrate database information into AI-generated responses
  • Manage multiple conversations while preserving context for each user

Requirements

  • Valid OpenAI API key configured
  • Active Postgres database connection
  • Chat trigger properly connected to your system

Service Value

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

Apps Used

Chat Trigger Postgres Memory AI Agent OpenAI

Details

Trigger Automatic trigger
Nodes 7
Apps 5
Views 262
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 (7)

Sticky Note

Sticky Note

#1

Sticky Note1

Sticky Note

#2

When chat message received

Chat Trigger

#3

Postgres

Postgres Tool

#4

Simple Memory

Memory Buffer Window

#5

AI Agent

Agent

#6

OpenAI Chat Model

OpenAI

#7