Automatic Email Invoice Archiving & Data Extraction with Gmail, Drive & AI — n8n 工作流

复杂度 定时17 个节点🏷️ Invoice Processing作者:Paolo Ronco

概览

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

使用的节点

Google SheetsHTTP RequestGoogle DriveFTPGmailCodeAI AgentOpenRouter Chat Model

工作流预览

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

工作原理

  1. 1

    触发器

    工作流由 定时 触发器启动,按预定计划运行。

  2. 2

    处理

    数据流经 17 个节点, connecting agent, code, extractfromfile。

  3. 3

    输出

    工作流完成自动化并将结果发送到配置的目标。

节点详情 (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

如何导入此工作流

  1. 1点击右侧 下载 JSON 按钮保存工作流文件。
  2. 2打开你的 n8n 实例,依次点击 工作流 → 新建 → 从文件导入
  3. 3选择下载的 automatic-email-invoice-archiving-data-extraction-with-gmail-drive-ai 文件并点击导入。
  4. 4为每个服务节点配置 凭证(API 密钥、OAuth 等)。
  5. 5点击 测试工作流 验证一切正常,然后激活它。

或直接在 n8n → 从 JSON 导入 中粘贴:

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

集成

agentcodeextractfromfilefilterftpgmailgoogledrivegooglesheetshttprequestiflmchatopenrouterscheduletrigger

获取此工作流

一键下载并导入

下载 JSON在 n8n.io 上查看
节点17
复杂度high
触发器scheduled

创建者

Paolo Ronco

Paolo Ronco

@paoloronco

标签

agentcodeextractfromfilefilterftpgmailgoogledrivegooglesheetshttprequestif

n8n 新手?

n8n 是一款免费开源的工作流自动化工具,支持自托管或使用云版本。

免费获取 n8n →

Related Invoice Processing Workflows

COCOEMEX+5
medium

Automate Custom QuickBooks Invoice PDFs & Email with n8n

Standard accounting templates often fail to reflect a premium brand identity. This sophisticated n8n workflow bridges the gap between financial record-keeping and professional client presentation. By moving beyond the native limitations of QuickBooks Online, this automation enables businesses to generate high-end, multi-page PDF invoices that align perfectly with their corporate styling. The process begins the moment a new invoice is generated in QuickBooks, triggering a webhook that captures real-time billing data. The workflow then utilizes advanced HTML-to-File conversion and custom Code nodes to structure data into a polished, branded layout. It handles complex logic such as line-item merging and multi-page formatting automatically. Once the document is rendered, the system bypasses generic 'no-reply' senders by routing the finalized PDF through your preferred email provider. This ensures a seamless, white-labeled experience for your clients while eliminating the manual overhead of exporting, styling, and attaching files. Ideal for agencies and service providers, this flow guarantees that your most frequent touchpoint—the bill—is as professional as your work. **Common Use Cases:** - High-end creative agencies requiring bespoke, white-labeled billing documents for premium clients. - Automated recurring subscription billing where custom tax disclosures or localized branding are required. - Service-based businesses needing to attach dynamic project reports or terms of service directly to QuickBooks invoices.

🔗 Webhook·12 nodes