Automated Invoice Processing System with OCR & AI - AP Automation with Airtable — n8n 워크플로

높음 복잡도 트리거18개의 노드🏷️ Invoice Processing👁 1,326회 조회작성자: Milan Vasarhelyi - SmoothWork

개요

Video Introduction

Invoice Processing Automation

This template is the automation behind a simple incoming invoice automation tool (AP automation) tool built in Airtable.

Link to the Airtable base, and all other tools used, is in notes on the left of the automation.

How it works See how it works on video: Full Video Walkthrough

  1. We get an email with an invoice attachment:

  2. Processes and adds the data to an Airtable interface:

  3. Once we approved it and Due date approaches, it shows a

사용된 노드

AirtableHTTP RequestGmailBasic LLM ChainOpenAI Chat ModelOpenAI ModelStructured Output ParserOpenAIInformation Extractor

워크플로 미리보기

Invoice Processing Automation
This template is the automation behind a simple incomin
Follow the instructions below to get
Gets all messages that:
1) Have an attachment
2) Do not have the label invoice_checked
3) Text matches invoice
*1. Set up Airtable*
1 - Register an Airtable account here
2 - Duplicate [this base](https://airtable.com/appFMuGz
2. Set Up ConvertAPI
1 - Register a ConvertAPI account here
2 - Get an API key, and save it somewhere safe
3 - Create a Header Auth credential in Cred
TODO: Change the Base to the duplicated base,
TODO: Change the Base to the duplicated base,
3. Set up Gmail
1 - Create the "invoice_checked" label
2 - [Follow the instructions](https://docs.n8n.io/integ
4. Set up OpenAI
Follow the n8n instructions to connect your OpenAI plat
TODO: Add the ConvertAPI Header Auth
Made by:
Milan @ SmoothWork - Book a Free Consulting Call
![Milan](https://gravatar.com/avatar/95700d17ba300a9f14
Video Introduction
![image.png](https://www
modelmodelparser
OpenAI Model
Structured Output Parser
M
Map Output
Apply Data Extraction Ru…
Gmail1
G
Get all img_url
Analyze image
G
Get image data
PDF -> JPG - ConvertAPI
Get list of vendors
M
Merge
E
Edit Fields
Information Extractor
OpenAI Chat Model
M
Merge1
Airtable
G
Gmail Trigger
Gmail
18 nodes19 edges

작동 원리

  1. 1

    트리거

    워크플로는 트리거 트리거로 시작합니다.

  2. 2

    처리

    데이터가 18개의 노드를 통해 흐릅니다, connecting airtable, chainllm, gmail.

  3. 3

    출력

    워크플로가 자동화를 완료하고 구성된 대상에 결과를 전달합니다.

노드 세부 정보 (18)

AI

Airtable

airtable

#1
HT

HTTP Request

httpRequest

#2
GM

Gmail

gmail

#3
BA

Basic LLM Chain

n8n-nodes-langchain.chainLlm

#4
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#5
OP

OpenAI Model

n8n-nodes-langchain.lmOpenAi

#6
ST

Structured Output Parser

n8n-nodes-langchain.outputParserStructured

#7
OP

OpenAI

n8n-nodes-langchain.openAi

#8
IN

Information Extractor

n8n-nodes-langchain.informationExtractor

#9

이 워크플로 가져오는 방법

  1. 1오른쪽의 JSON 다운로드 버튼을 클릭하여 워크플로 파일을 저장합니다.
  2. 2n8n 인스턴스를 열고 워크플로 → 새로 만들기 → 파일에서 가져오기로 이동합니다.
  3. 3다운로드된 automated-invoice-processing-system-with-ocr-ai-ap-automation-with-airtable 파일을 선택하고 가져오기를 클릭합니다.
  4. 4각 서비스 노드에 대한 자격 증명(API 키, OAuth 등)을 설정합니다.
  5. 5워크플로 테스트를 클릭하여 모든 것이 작동하는지 확인한 후 활성화합니다.

또는 n8n → JSON에서 가져오기에 직접 붙여넣기:

{ "name": "Automated Invoice Processing System with OCR & AI - AP Automation with Airtable", "nodes": [...], ...}

통합

airtablechainllmgmailgmailtriggerhttprequestinformationextractorlmchatopenailmopenaimergeopenaioutputparserstructuredsetsplitout

이 워크플로 가져오기

한 번의 클릭으로 다운로드 및 가져오기

JSON 다운로드n8n.io에서 보기
노드18
복잡도high
트리거trigger
조회수1,326
카테고리Invoice Processing

제작자

Milan Vasarhelyi - SmoothWork

Milan Vasarhelyi - SmoothWork

@vasarmilan

태그

airtablechainllmgmailgmailtriggerhttprequestinformationextractorlmchatopenailmopenaimergeopenai

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Related Invoice Processing Workflows

COCOEMEX+5
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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