AI Agents

AI Agent: Track expenses in Google Sheets and n8n chat

10 nodes 247 147 Automatic trigger

Workflow Description

An intelligent agent that interacts through n8n chat to track your expenses and automatically record them in Google Sheets, maintaining a structured conversation history for easy retrieval and analysis.

How it works

1.Activate the chat trigger and wait for the user to report a new expense
2.Process the message using OpenAI to extract amount, category, and description details
3.Store the conversation context in n8n memory for session continuity
4.Extract structured data and send it to Google Sheets as a new row
5.Reply to the user with confirmation and remaining budget status

Use cases

Small business employees managing daily expenses efficiently without extra tools
Freelancers who want to document operational costs through natural conversation

Requirements

Google account with edit permissions on Google Sheets
OpenAI API key for intelligent text processing
Basic familiarity with n8n triggers and workflow configuration

Service Value

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

Apps Used

AI Agent Chat Trigger Twitter/X OpenAI Memory Google Sheets Tool

Details

Trigger Automatic trigger

Nodes 10

Apps 7

Downloads 147

How to Use

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

Nodes Used (10)

AI Agent

Agent

When chat message received

Chat Trigger

Workflow Input Trigger

Execute Workflow Trigger

OpenAI Chat Model

OpenAI

Window Buffer Memory

Memory Buffer Window

Sticky Note

OpenAI Chat Model1

OpenAI

Expense text to JSON parser

Information Extractor

Save expense into Google Sheets

Google Sheets

Parse msg and save to Sheets

Tool Workflow

#10

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