Automate Invoice Processing & Stock Management with AI, Gmail, Sheets & Slack — Workflow n8n

Moyen complexité⚡ Déclencheur12 nœuds🏷️ Invoice Processingpar InfyOm Technologies

Aperçu

✅ What problem does this workflow solve?

Order processing often involves manual invoice reading, stock checking, and back-and-forth communication between procurement and operations teams. This workflow automates the entire procurement decision flow — from reading incoming order emails to extracting structured data, checking stock, and creating either a purchase requisition or a work order automatically.

💡 Main Use Cases

📥 Auto-extract order and invoice details from incoming emails
📦 Validat

Nœuds utilisés

Google SheetsSlackGmailAI AgentOpenAI Chat ModelStructured Output Parser

Aperçu du workflow

How it works
This workflow automates order procurement by monitoring
Invoice Processing
Extracts order data from PDF attachments using AI to st
Check stock availability or not
- If available, then create a work order and notify via
- In not available, then create a Purchase Requisition
modelparser
⚡
G
Gmail Trigger
E
Extract from File
Structured Output Parser
OpenAI Chat Model
Send a message
Extract Invoice Record
Sales Order Creation
Stock & Shortage Check
I
If Negative
Create Purchase Requisit…
Create Work Order
Send Order Summary
12 nodes11 edges

Comment ça fonctionne

  1. 1

    Déclencheur

    Le workflow démarre avec un déclencheur déclencheur.

  2. 2

    Traitement

    Les données transitent par 12 nœuds, connecting agent, extractfromfile, gmail.

  3. 3

    Sortie

    Le workflow termine son automatisation et livre le résultat à la destination configurée.

Détails des nœuds (12)

GO

Google Sheets

googleSheets

#1
SL

Slack

slack

#2
GM

Gmail

gmail

#3
AI

AI Agent

n8n-nodes-langchain.agent

#4
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#5
ST

Structured Output Parser

n8n-nodes-langchain.outputParserStructured

#6

Comment importer ce workflow

  1. 1Cliquez sur le bouton Télécharger JSON à droite pour enregistrer le fichier du workflow.
  2. 2Ouvrez votre instance n8n. Accédez à Workflows → Nouveau → Importer depuis un fichier.
  3. 3Sélectionnez le fichier automate-invoice-processing-stock-management-with-ai-gmail-sheets-slack téléchargé et cliquez sur Importer.
  4. 4Configurez les identifiants pour chaque nœud de service (clés API, OAuth, etc.).
  5. 5Cliquez sur Tester le workflow pour vérifier que tout fonctionne, puis activez-le.

Ou collez directement dans n8n → Importer depuis JSON :

{ "name": "Automate Invoice Processing & Stock Management with AI, Gmail, Sheets & Slack", "nodes": [...], ...}

Intégrations

agentextractfromfilegmailgmailtriggergooglesheetsiflmchatopenaioutputparserstructuredslack

Obtenir ce workflow

Téléchargez et importez en un clic

Télécharger JSONVoir sur n8n.io
Nœuds12
Complexitémedium
Déclencheurtrigger
CatégorieInvoice Processing

Créé par

InfyOm Technologies

InfyOm Technologies

@infyom

Tags

agentextractfromfilegmailgmailtriggergooglesheetsiflmchatopenaioutputparserstructuredslack
⚡

Nouveau sur n8n ?

n8n est un outil d'automatisation de workflows gratuit et open-source. Hébergez-le vous-même ou utilisez la version cloud.

Obtenir n8n gratuitement →

Related Invoice Processing Workflows

COCOEMEX+5
medium

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