Financial Document Extraction from Gmail to Google Sheets — n8n 工作流

复杂度 触发器20 个节点🏷️ Invoice Processing👁 240 次查看作者:Gtaras

概览

Overview Manual financial reconciliation is tedious and prone to error. This workflow functions as an AI Financial Controller, automatically monitoring your inbox for invoices, receipts, and bills, extracting the data using OCR, and syncing it to Google Sheets for approval.

Unlike simple scrapers, this workflow uses a "Guardrail" AI agent to filter out non-financial emails (like newsletters) before they are processed, ensuring only actual transactions are recorded.

Who is it for? Finance Teams

使用的节点

Google SheetsGmailCodeAI AgentOpenAI Chat ModelGoogle Gemini Chat ModelGuardrails

工作流预览

1. Finance Guardrails
Uses Gemini/LangChain to detect if the email is actuall
2. Dual Extraction Path
If Attachment -> PDF OCR Agent
If No Attachment -> Email Body Agent
Both normalize data into the same JSON structure.
3. Business Logic
- GL Coding: Auto-categorizes vendors (Uber -> Travel).
- Thresholds: Flags high amounts (> $1000) for approval
Overview
Gtaras
Manual financial reconciliation is tedious and prone to
⚠️ Error Handling Flow
Any failures are logged and admins are notified
📊 Success Metrics Logger
modelmodelmodel
L
Look for Invoices
Get Email Content
Guardrail: Is Finance?
C
Configuration: User Sett…
I
IF (Guardrail Passed)
F
Filter Finance Keywords
C
Check for Attachment
E
Extract PDF Data
AI Agent (PDF OCR)
AI Agent (Email OCR)
Validate Extraction
C
Check for Errors
Apply Finance Rules
Log to Invoices Sheet
Send Confirmation Email
Log Error to Sheet
Send Error Notification
gpt 4o mini
Gemini 2.5 flash
Log Success Metrics
20 nodes21 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 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 (20)

GO

Google Sheets

googleSheets

#1
GM

Gmail

gmail

#2
CO

Code

code

#3
AI

AI Agent

n8n-nodes-langchain.agent

#4
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#5
GO

Google Gemini Chat Model

n8n-nodes-langchain.lmChatGoogleGemini

#6
GU

Guardrails

n8n-nodes-langchain.guardrails

#7

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 financial-document-extraction-from-gmail-to-google-sheets 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": "Financial Document Extraction from Gmail to Google Sheets", "nodes": [...], ...}

集成

agentcodeextractfromfilefiltergmailgmailtriggergooglesheetsguardrailsiflmchatgooglegeminilmchatopenaiset

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240

创建者

Gtaras

Gtaras

@tarasidis

标签

agentcodeextractfromfilefiltergmailgmailtriggergooglesheetsguardrailsiflmchatgooglegemini

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