Extract invoice data from Gmail to Airtable with Mistral OCR and GPT-4.1-mini — Workflow n8n

Élevé complexité Déclencheur16 nœuds🏷️ Invoice Processingpar Safa Khan

Aperçu

This n8n template demonstrates how to automatically process invoice attachments from email using OCR and AI. When an invoice is received in Gmail, the workflow extracts structured invoice data and stores it in Airtable while preventing duplicates.

This automation is useful for freelancers, agencies, and finance teams who receive invoices by email and want to maintain a structured invoice database without manual data entry.

Who’s it for

This workflow is designed for:

Freelancers managing clie

Nœuds utilisés

AirtableHTTP RequestGmailAI AgentOpenAI Chat ModelStructured Output ParserMistral AI

Aperçu du workflow

🛠️ Setup Guide
Author: [Safa Khan]()
Follow the steps below to get this workflow up and runn
✅ Step 1: Choose Your Trigger
Determine what will kick off this workflow. In this exa
Trigger
Filter Logic
Image hosting
Duplicate Protection
OCR Extraction
AI Data Structuring
Store Invoice
Error Handling
modelparser
OpenAI Chat Model
Structured Output Parser
G
Gmail Trigger
I
If
N
No Operation, do nothing
host image
Extract text
Download Invoice
Analyze Invoices
Search Existing Invoices
C
Check for Duplicates
V
Validate Data
I
Invalid Data Handler
Send Error Email
N
No Operation, do nothing1
upload invoice & details
16 nodes15 edges

Comment ça fonctionne

  1. 1

    Déclencheur

    Le workflow démarre avec un déclencheur déclencheur.

  2. 2

    Traitement

    Les données transitent par 16 nœuds, connecting agent, airtable, gmail.

  3. 3

    Sortie

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

Détails des nœuds (16)

AI

Airtable

airtable

#1
HT

HTTP Request

httpRequest

#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
MI

Mistral AI

mistralAi

#7

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 extract-invoice-data-from-gmail-to-airtable-with-mistral-ocr-and-gpt-41-mini 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": "Extract invoice data from Gmail to Airtable with Mistral OCR and GPT-4.1-mini", "nodes": [...], ...}

Intégrations

agentairtablegmailgmailtriggerhttprequestiflmchatopenaimistralaioutputparserstructuredsetswitch

Obtenir ce workflow

Téléchargez et importez en un clic

Télécharger JSONVoir sur n8n.io
Nœuds16
Complexitéhigh
Déclencheurtrigger

Créé par

Safa Khan

Safa Khan

@safa-khan

Tags

agentairtablegmailgmailtriggerhttprequestiflmchatopenaimistralaioutputparserstructuredset

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