Process invoices and send weekly AI reports with OpenAI and Gmail — Flujo de trabajo n8n

Alta complejidad⚡ Disparador19 nodos🏷️ Invoice Processingpor ResilNext

Descripción general

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

Nodos utilizados

GmailCodeAI AgentOpenAI Chat ModelStructured Output Parser

Vista previa del flujo de trabajo

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

Cómo funciona

  1. 1

    Disparador

    El flujo de trabajo comienza con un disparador disparador.

  2. 2

    Procesamiento

    Los datos fluyen a través de 19 nodos, connecting agent, code, datatable.

  3. 3

    Salida

    El flujo de trabajo completa su automatización y entrega el resultado al destino configurado.

Detalles de nodos (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

Cómo importar este flujo de trabajo

  1. 1Haz clic en el botón Descargar JSON a la derecha para guardar el archivo del flujo de trabajo.
  2. 2Abre tu instancia de n8n. Ve a Flujos de trabajo → Nuevo → Importar desde archivo.
  3. 3Selecciona el archivo process-invoices-and-send-weekly-ai-reports-with-openai-and-gmail descargado y haz clic en Importar.
  4. 4Configura las credenciales para cada nodo de servicio (claves API, OAuth, etc.).
  5. 5Haz clic en Probar flujo de trabajo para verificar que todo funcione, luego actívalo.

O pega directamente en n8n → Importar desde JSON:

{ "name": "Process invoices and send weekly AI reports with OpenAI and Gmail", "nodes": [...], ...}

Integraciones

agentcodedatatableextractfromfileformtriggergmailiflmchatopenaioutputparserstructuredscheduletriggerset

Obtener este flujo de trabajo

Descarga e importa con un solo clic

Descargar JSONVer en n8n.io
Nodos19
Complejidadhigh
Disparadortrigger
CategoríaInvoice Processing

Creado por

ResilNext

ResilNext

@rnair1996

Etiquetas

agentcodedatatableextractfromfileformtriggergmailiflmchatopenaioutputparserstructuredscheduletrigger
⚡

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🔗 Webhook·12 nodes