Automate Invoice Processing with Gmail, OCR.space, Slack & Xero — n8n 工作流

复杂度 触发器20 个节点🏷️ Invoice Processing👁 3 次查看作者:Abi Odedeyi

概览

How It Works

Trigger: Watches for new emails in Gmail with PDF/image attachments.
OCR: Sends the attachment to OCR.space API (https://ocr.space/OCRAPI) to extract invoice text.
Parsing: Extracts key fields:
Vendor
Invoice number
Amount
Currency
Invoice date
Due date
Description
Validation Logic:
Checks if amount is valid
Ensures vendor and invoice number are present
Flags high-value invoices (e.g., over $10,000)
Routing:
If invalid:

使用的节点

Google SheetsHTTP RequestSlackXeroGmailCode

工作流预览

Automate Invoice Processing with Gmail, OCR.s
This n8n template demonstrates how to automatically ext
2. Approve or Reject Invoice in Slack
Read more about Slack Approval workflows in n8n
After parsing, the workflow evaluates whether the invoi
1. Extract & Parse Invoice from Gmail
Read more about the Gmail and HTTP Request nodes
This section listens for new emails via Gmail,
3. Sync Outcome to Xero & Notify
Read more about Xero and Gmail automation
If the invoice is approved, the workflow fetches the co
G
Gmail Trigger
Code in JavaScript
Append or update row in …
Slack Approval Request
Slack Rejection message
C
Check Qualification
Parse Invoice Data
Format for Slack
Rejection message
Success message
Update Rejected Status
Update Approved Status
Add Processed label
Add Rejected label
Get many contacts
Clean Invoice Payload
Create invoice
H
Has Valid Attachment?
W
Was Approved?
Extract Text
20 nodes19 edges

工作原理

  1. 1

    触发器

    工作流由 触发器 触发器启动。

  2. 2

    处理

    数据流经 20 个节点, connecting code, gmail, gmailtrigger。

  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 (20)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
SL

Slack

slack

#3
XE

Xero

xero

#4
GM

Gmail

gmail

#5
CO

Code

code

#6

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 automate-invoice-processing-with-gmail-ocrspace-slack-xero 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": "Automate Invoice Processing with Gmail, OCR.space, Slack & Xero", "nodes": [...], ...}

集成

codegmailgmailtriggergooglesheetshttprequestifslackxero

获取此工作流

一键下载并导入

下载 JSON在 n8n.io 上查看
节点20
复杂度high
触发器trigger
查看次数3

创建者

Abi Odedeyi

Abi Odedeyi

@abiodedeyi

标签

codegmailgmailtriggergooglesheetshttprequestifslackxero

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