AI Auto-Save Gmail Receipts to Google Sheets + Google Drive — n8n Workflow

Medium complexity⏰ Scheduled12 nodes🏷️ Invoice Processing👁 469 viewsby Matt Chong | n8n Creator

Overview

Who is this for?

This workflow is ideal for:

For freelancers, business owners, and finance teams who receive receipts via Gmail
Automatically logs expenses for tax, bookkeeping and year-end audits

What problem is this workflow solving?

When tax season hits, missing receipts create panic.

This workflow keeps everything in one place. It uses AI to extract details from Gmail attachments, logs them in a Google Sheet, and stores the PDFs in Google Drive.

No digging. No copying. Just everythi

Nodes used

Google SheetsGoogle DriveGmailAI AgentOpenAI Chat ModelStructured Output Parser

Workflow Preview

📤 Upload Receipt to Google Drive
This node saves the PDF attachment from the email to yo
- Double-click to choose the destination folder
- Make sure Google Drive credentials are se
🕒 Entry Point – Auto-Run This Flow
This node controls when the flow is triggered (currentl
- You can change the schedule from cron to manual
- Starts the chain of pulling emails, extr
modelparser
⚡
S
Schedule Trigger
AI Agent
OpenAI Chat Model
Structured Output Parser
Get Emails with Receipts
G
Get Required Fields
Download Attachment
Append to Google Sheet
M
Merge Data
Upload File
E
Extract Data from Invoice
Mark Email as Read
12 nodes13 edges

How it Works

  1. 1

    Trigger

    The workflow starts with a scheduled trigger, running on a defined schedule.

  2. 2

    Process

    Data flows through 12 nodes, connecting agent, extractfromfile, gmail.

  3. 3

    Output

    The workflow completes its automation and delivers the result to the configured destination.

Node Details (12)

GO

Google Sheets

googleSheets

#1
GO

Google Drive

googleDrive

#2
GM

Gmail

gmail

#3
AI

AI Agent

n8n-nodes-langchain.agent

#4
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#5
ST

Structured Output Parser

n8n-nodes-langchain.outputParserStructured

#6

How to Import This Workflow

  1. 1Click Download JSON button on the right to save the workflow file.
  2. 2Open your n8n instance. Go to Workflows → New → Import from file.
  3. 3Select the downloaded ai-auto-save-gmail-receipts-to-google-sheets-google-drive file and click Import.
  4. 4Set up credentials for each service node (API keys, OAuth, etc.).
  5. 5Click Test Workflow to verify everything works, then activate it.

Or paste directly in n8n → Import from JSON:

{ "name": "AI Auto-Save Gmail Receipts to Google Sheets + Google Drive", "nodes": [...], ...}

Integrations

agentextractfromfilegmailgoogledrivegooglesheetslmchatopenaimergeoutputparserstructuredscheduletriggerset

Get This Workflow

Download and import in one click

Download JSONView on n8n.io
Nodes12
Complexitymedium
Triggerscheduled
Views469
CategoryInvoice Processing

Created by

Matt Chong | n8n Creator

Matt Chong | n8n Creator

@mattxchong

Tags

agentextractfromfilegmailgoogledrivegooglesheetslmchatopenaimergeoutputparserstructuredscheduletriggerset
⚡

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🔗 Webhook·12 nodes