Automatic Email Invoice Archiving & Data Extraction with Gmail, Drive & AI — n8n ワークフロー

複雑度 スケジュール17個のノード🏷️ Invoice Processing作成者:Paolo Ronco

概要

Automated Invoice Archiving

Automatically fetch, store, and extract key information from invoices received via email from your ISP or utility provider (electricity, gas, telecom, water, etc.).The workflow saves the invoices to Google Drive (or optionally to your personal FTP/SFTP server) and logs all invoice details into Google Sheets via AI-powered extraction.

Read: Full setup Guide

How it works

Scheduled TriggerRuns the workflow at a selected interval (e.g., every hour). You can freely a

使用ノード

Google SheetsHTTP RequestGoogle DriveFTPGmailCodeAI AgentOpenRouter Chat Model

ワークフロープレビュー

Automated Invoice Archiving - overview
This workflow automatically collects invoice emails fro
SECTION 1 Trigger
Runs the workflow on a schedule you choose. Adjust inte
SECTION 2.1 — Email Intake & Attachment filte
Fetches messages from a specific sender and filters onl
Setup:
In Gmail → Get Many Messages, enter t
SECTION 3 — Download & Storage
Downloads the invoice PDF and saves it to Google Drive.
Google Drive:
Connect your Drive account: [🔗
SECTION 4 — PDF Text Extraction
Converts the PDF into text before sending it to the AI
SECTION 5 — AI Parsing
The AI Agent extracts structured data (date, vendor, am
Setup
Enter your LLM provider API key (OpenRouter/OpenAI).
Ensure
SECTION 6 - GoogleSheets Logging
Setup
Connect your Google Sheets Service Account.
Set Document ID and Sheet Name.
Create these columns in the first row:
* Vendor
Section 3: Check if already existing
Prevents duplicate processing of the same email.
This section checks whether the current Gmail message h
Section 2.2
Get attachment from Gmail
(binary file)
model
AI_Agent-fields
Code_extractFields
GoogleSheets_save
downloadFile
GoogleDrive-upload-file
Gmail-Get_Invoice
Delete a message
S
Schedule Trigger
Get many messages
E
Extract from File1
OpenRouter Chat Model1
Delete a file1
F
Filter-contains_attachment
Code in JavaScript
I
If
Check: Message already p…
FTP-upload
17 nodes14 edges

仕組み

  1. 1

    トリガー

    このワークフローは スケジュール トリガーで開始します、定義されたスケジュールで実行。

  2. 2

    処理

    データは 17 個のノードを流れます, connecting agent, code, extractfromfile。

  3. 3

    出力

    ワークフローは自動化を完了し、設定された宛先に結果を配信します。

ノード詳細 (17)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
GO

Google Drive

googleDrive

#3
FT

FTP

ftp

#4
GM

Gmail

gmail

#5
CO

Code

code

#6
AI

AI Agent

n8n-nodes-langchain.agent

#7
OP

OpenRouter Chat Model

n8n-nodes-langchain.lmChatOpenRouter

#8

このワークフローのインポート方法

  1. 1右側の JSONをダウンロード ボタンをクリックしてワークフローファイルを保存します。
  2. 2n8nインスタンスを開き、ワークフロー → 新規 → ファイルからインポート に進みます。
  3. 3ダウンロードした automatic-email-invoice-archiving-data-extraction-with-gmail-drive-ai ファイルを選択し、インポートをクリックします。
  4. 4各サービスノードの 認証情報(APIキー、OAuthなど)を設定します。
  5. 5ワークフローをテスト をクリックして動作確認し、有効化します。

またはn8nの JSONからインポート に直接貼り付け:

{ "name": "Automatic Email Invoice Archiving & Data Extraction with Gmail, Drive & AI", "nodes": [...], ...}

インテグレーション

agentcodeextractfromfilefilterftpgmailgoogledrivegooglesheetshttprequestiflmchatopenrouterscheduletrigger

このワークフローを取得

ワンクリックでダウンロード&インポート

JSONをダウンロードn8n.ioで見る
ノード17
複雑度high
トリガーscheduled
カテゴリInvoice Processing

作成者

Paolo Ronco

Paolo Ronco

@paoloronco

タグ

agentcodeextractfromfilefilterftpgmailgoogledrivegooglesheetshttprequestif

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