Automatic Invoice Detection & Reminder Creation with Gmail & Google Tasks — n8n Workflow

Gemiddeld complexiteit⏰ Gepland10 knooppunten🏷️ Invoice Processing👁 2 weergavendoor Matt Chong | n8n Creator

Overzicht

This workflow contains community nodes that are only compatible with the self-hosted version of n8n.

Who is this for?

This workflow is for anyone who receives invoices by email and wants to stay on top of payment deadlines without manual tracking.

What problem is this workflow solving?

Invoices often get buried in your inbox. This workflow uses AI to find them, extracts key details, and adds a task to remind you to pay before it’s overdue.

No more missed payments. No more manual tracking.

Gebruikte knooppunten

Google TasksGmailAI AgentOpenAI Chat ModelStructured Output Parser

Workflow-voorvertoning

💡 Customize Task Format
You can change the title in this node. For example: `P
Include more invoice details in the notes field if need
⚠️ Setup Required
- Connect your Gmail account using OAuth2
- Add your OpenAI API Key under API Credentials
- Connect your Google Tasks account
- Create this label in Gmail: Invoice*
💡 Schedule Trigger
This runs every hour.
You can change the interval here depending on how often
modelparser
⚡
S
Schedule Trigger
AI Agent
OpenAI Chat Model
Structured Output Parser
N
No Operation, do nothing
Create a task
Add Label to Email
Mark Email as read
Get Unread Emails
C
Check If Email is Invoice
10 nodes9 edges

Hoe het werkt

  1. 1

    Trigger

    De workflow start met een gepland-trigger, uitgevoerd op een gedefinieerd schema.

  2. 2

    Verwerking

    Gegevens stromen door 10 knooppunten, connecting agent, gmail, googletasks.

  3. 3

    Uitvoer

    De workflow voltooit zijn automatisering en levert het resultaat aan de geconfigureerde bestemming.

Knooppuntdetails (10)

GO

Google Tasks

googleTasks

#1
GM

Gmail

gmail

#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

Hoe deze workflow te importeren

  1. 1Klik op de knop JSON downloaden rechts om het workflowbestand op te slaan.
  2. 2Open uw n8n-instantie. Ga naar Workflows → Nieuw → Importeren uit bestand.
  3. 3Selecteer het gedownloade bestand automatic-invoice-detection-reminder-creation-with-gmail-google-tasks en klik op Importeren.
  4. 4Stel inloggegevens in voor elk serviceknooppunt (API-sleutels, OAuth, enz.).
  5. 5Klik op Workflow testen om te controleren of alles werkt, activeer het vervolgens.

Of plak rechtstreeks in n8n → Importeren uit JSON:

{ "name": "Automatic Invoice Detection & Reminder Creation with Gmail & Google Tasks", "nodes": [...], ...}

Integraties

agentgmailgoogletasksiflmchatopenaioutputparserstructuredscheduletrigger

Haal deze workflow op

Download en importeer met één klik

JSON downloadenBekijken op n8n.io
Knooppunten10
Complexiteitmedium
Triggerscheduled
Weergaven2
CategorieInvoice Processing

Gemaakt door

Matt Chong | n8n Creator

Matt Chong | n8n Creator

@mattxchong

Tags

agentgmailgoogletasksiflmchatopenaioutputparserstructuredscheduletrigger
⚡

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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