Process invoices and send weekly AI reports with OpenAI and Gmail — n8n 워크플로

높음 복잡도 트리거19개의 노드🏷️ Invoice Processing작성자: ResilNext

개요

Overview This workflow automates invoice handling from upload to reporting using AI.

Users submit invoices through a simple form. The workflow extracts key details, validates the data, stores valid invoices, and sends email notifications. It also generates a weekly summary report automatically.

This helps reduce manual data entry and ensures consistent invoice processing.

How It Works

Form Submission Users upload an invoice (PDF or image) along with their email.

Initial Storage The ra

사용된 노드

GmailCodeAI AgentOpenAI Chat ModelStructured Output Parser

워크플로 미리보기

How it works
This workflow helps you automatically process invoices
A user uploads an invoice file (PDF or image) through a
Form Input
Collects user email and invoice file via form trigger.
Configuration and Submission Storage
Defines report email and valid currencies used in valid
Stores raw form data for tracking and auditing purposes
File Extraction
Extracts text content from uploaded invoice files.
AI Processing
AI converts extracted text into structured invoice data
Validation
Checks date format, currency, and total amount accuracy
Success Path
Stores valid invoices and sends confirmation email.
Error Path
Sends email with validation errors for correction.
Weekly Trigger
Runs weekly to process stored invoices for reporting.
Report Generation
AI generates a formatted weekly invoice summary report.
Report Email
Sends weekly report to configured recipient.
modelparsermodel
I
Invoice Upload Form
W
Workflow Configuration
S
Store Raw Form Submission
E
Extract Invoice Content
Extract Invoice Data wit…
Invoice Data Schema Parser
Validate Invoice Data
C
Check Validation Result
P
Prepare Success Email Data
S
Store Validated Invoice
Send Success Email
P
Prepare Error Email Data
Send Error Email
W
Weekly Report Schedule
F
Fetch Weekly Invoices
Generate Weekly Report
Send Weekly Report Email
OpenAI GPT-5-mini Model
OpenAI GPT-5-mini Model …
19 nodes17 edges

작동 원리

  1. 1

    트리거

    워크플로는 트리거 트리거로 시작합니다.

  2. 2

    처리

    데이터가 19개의 노드를 통해 흐릅니다, connecting agent, code, datatable.

  3. 3

    출력

    워크플로가 자동화를 완료하고 구성된 대상에 결과를 전달합니다.

노드 세부 정보 (19)

GM

Gmail

gmail

#1
CO

Code

code

#2
AI

AI Agent

n8n-nodes-langchain.agent

#3
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#4
ST

Structured Output Parser

n8n-nodes-langchain.outputParserStructured

#5

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 process-invoices-and-send-weekly-ai-reports-with-openai-and-gmail 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": "Process invoices and send weekly AI reports with OpenAI and Gmail", "nodes": [...], ...}

통합

agentcodedatatableextractfromfileformtriggergmailiflmchatopenaioutputparserstructuredscheduletriggerset

이 워크플로 가져오기

한 번의 클릭으로 다운로드 및 가져오기

JSON 다운로드n8n.io에서 보기
노드19
복잡도high
트리거trigger
카테고리Invoice Processing

제작자

ResilNext

ResilNext

@rnair1996

태그

agentcodedatatableextractfromfileformtriggergmailiflmchatopenaioutputparserstructuredscheduletrigger

n8n을 처음 사용하시나요?

n8n은 무료 오픈소스 워크플로 자동화 도구입니다. 자체 호스팅하거나 클라우드 버전을 사용하세요.

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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