Invoice Processor & Validator with OCR, AI & Google Sheets — n8n 工作流

复杂度 触发器14 个节点🏷️ Invoice Processing👁 13,688 次查看作者:Dhrumil Patel

概览

📝 Say goodbye to manual invoice checking! This smart workflow automates your entire invoice processing pipeline using AI, OCR, and Google Sheets.

⚙️ What This Workflow Does:

📥 1. Reads an invoice PDF — Select a local PDF invoice from your machine.

🔍 2. Extracts raw text using OCR — Converts scanned or digital PDFs into readable text.

🧠 3. AI Agent processes the text — Transforms messy raw text into clean JSON using natural language understanding.

🧱 4. Structures and refines the JSON — Conv

使用的节点

Google SheetsCodeAI AgentOpenRouter Chat Model

工作流预览

Reading Invoice's PDF File Locally
Extracting Details From Invoice PDF
Processing Output
Fallback On Error
Extracting Line Items
Sending Data To G-Sheet
Fetch Master Data & Validating Invoice Extrac
Update Validation Result
model
W
When clicking ‘Test work…
OpenRouter Chat Model
S
Split Out
Post-Processing
Text Extractor
R
Read/Write Files from Disk
E
Extract from File
I
If
S
Send Raw Text Again
Validation
Send Invoice Data
Fetch Master Data
Update Results
G
Generate Unique Key
14 nodes14 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 14 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 (14)

GO

Google Sheets

googleSheets

#1
CO

Code

code

#2
AI

AI Agent

n8n-nodes-langchain.agent

#3
OP

OpenRouter Chat Model

n8n-nodes-langchain.lmChatOpenRouter

#4

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 invoice-processor-validator-with-ocr-ai-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": "Invoice Processor & Validator with OCR, AI & Google Sheets", "nodes": [...], ...}

集成

agentcodeextractfromfilegooglesheetsiflmchatopenroutermanualtriggerreadwritefilesetsplitout

获取此工作流

一键下载并导入

下载 JSON在 n8n.io 上查看
节点14
复杂度medium
触发器trigger
查看次数13,688

创建者

Dhrumil Patel

Dhrumil Patel

@itechdp

标签

agentcodeextractfromfilegooglesheetsiflmchatopenroutermanualtriggerreadwritefilesetsplitout

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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