Invoice Processing n8n Workflows
n8n Invoice Processing workflow templates and automation recipes — 216 free workflow templates ready to import.
Invoice Processing: Email to PostgreSQL Database with GPT-4o & Discord Alerts
AI-Powered Invoice Processing: from Email to Database & Chat Notifications Automatically process PDF invoices directly from your email inbox. This workflow uses AI to extract key data, saves it to a PostgreSQL database, and instantly notifies you about the new document in your preferred chat application. The workflow listens for new emails, fetches PDF attachments, and then passes their content to a Large Language Model (LLM) for intelligent recognition and data extraction. Finally, the inform
作者：Halfbit 🚀
Automated Invoice Workflow with Smart Reminders using GPT-4, Stripe, and Google Workspace
How It Works ⚙️ This workflow is a sophisticated, end-to-end solution that automates the entire billing lifecycle, from invoice creation to intelligent payment reminders and status tracking. It's designed to give you complete control over your cash flow without the manual effort. Smart Invoice Creation: The workflow is triggered when new billing data is added to your Google Sheets. It then uses a Google Docs template to automatically create a professional, personalized PDF invoice. Optionally,
作者：Marth - Business Automation
Client Billing Detail Collection & Invoice Generation with Gmail and QuickBooks
What It Does This workflow allows you to quickly generate and send invoices by collecting missing billing details from clients through an automated form and email sequence. It integrates Gmail and QuickBooks Online to handle the full billing flow: from request to invoice, reducing manual data entry and time wasted switching between apps. Perfect for freelancers, service providers, or teams that want to streamline invoicing without going back and forth with clients. Prerequisites Gmail OAuth2 c
作者：Rosh Ragel
Automatically Create Invoices from Gmail Labels with GPT-4O + QuickBooks
What It Does This workflow reads Gmail threads labeled Invoice Needed, extracts invoice and client details using an AI agent, and creates a draft invoice in QuickBooks Online. It then downloads the invoice as a PDF and drafts a reply email with the invoice attached — all automatically. Perfect for freelancers, agencies, or small businesses looking to streamline client billing from email. Prerequisites To use this workflow, you’ll need: A Gmail OAuth2 credential A QuickBooks OAuth2 credential
作者：Rosh Ragel
Automate Invoice Creation and Delivery with Google Sheets, Invoice Ninja and Gmail
⚙️ How It Works This workflow automates the repetitive task of invoicing, turning a manual process into an efficient, hands-free operation. ✅ Trigger The workflow is automatically activated when a new row is added or updated in your Google Sheet with the status Ready for Invoice. 🧾 Create Invoice The workflow sends project data to your invoicing service (e.g., Invoice Ninja) using an HTTP Request node to generate a professional invoice. 📧 Send Email The generated invoice is attached to an em
作者：Marth - Business Automation
Process Receipts with Google Vision OCR, AI & Telegram to Google Sheets
Automated Financial Reporting Using Google Vision OCR, Telegram & Google Sheets This workflow automates the process of recording financial transactions from photos of receipts or shopping receipts. Users simply send an image of the receipt via Telegram. The image is processed using the Google Vision API to detect text, then extracted and structured by LLM via OpenRouter. The final result is saved to Google Sheets and also displayed to the user via a Telegram bot. 🧾 Google Sheets Template Crea
作者：Budi SJ
Automated Invoice Payment Reminders with Google Sheets and Gmail
How It Works ⚙️ This workflow systematically ensures you never miss sending an invoice reminder: Daily Schedule Trigger: ⏰ The workflow starts automatically at a set time each day (e.g., every morning). This ensures continuous monitoring of your invoice statuses. Read Invoice Data (Google Sheets): 📊 The workflow connects to your specified Google Sheet to retrieve a list of all your invoices and their details. Ensure your sheet has required columns like InvoiceID, ClientName, ClientEmail, Amoun
作者：Marth - Business Automation
Automated Invoice Data Extraction with LlamaParse, Gemini 2.5 & Google Sheets
This n8n template demonstrates how to automate invoice data extraction from PDF attachments received via Gmail. Using LlamaParse and Gemini LLM, this workflow parses structured fields like PO numbers, line items, tax amounts, and totals — and stores them neatly into a Google Sheet. Perfect for use cases such as: 💼 Finance teams managing vendor invoices 📊 Bookkeeping workflows 🔄 Automating monthly reconciliation Good to Know At the time of writing, LlamaParse and Gemini may involve API usage co
作者：Agentick AI
Extract and Structure Invoice Data with DocSumo and Export to Excel
Description This workflow automates the extraction of structured data from invoices or similar documents using Docsumo's API. Users can upload a PDF via an n8n form trigger, which is then sent to Docsumo for processing and structured parsing. The workflow fetches key document metadata and all line items, reconstructs each invoice row with combined header and item details, and finally exports all results as an Excel file. Ideal for automating invoice data entry, reporting, or integrating with ac
作者：Anurag
Parse and Extract Invoice Data with Nanonets OCR and Export to Excel
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. Description This workflow automates document processing and structured table extraction using the Nanonets API. You can submit a PDF file via an n8n form trigger or webhook—the workflow then forwards the document to Nanonets, waits for asynchronous parsing to finish, retrieves the results (including header fields and line items/tables), and returns the output as an Excel file. Ideal for automat
作者：Anurag
Automated Invoice Follow-ups with Smart Response Tones via Google Sheets & Email
🔍 How It Works This AI Agent checks your invoice database (Google Sheets) daily and looks for unpaid invoices that are past their due date. It calculates how many days each invoice is overdue (Days Past Due / DPD), then automatically crafts a follow-up message with an appropriate tone: 1–7 days overdue: Friendly reminder 8–14 days overdue: Slightly firm nudge 15+ days overdue: Final warning tone After generating the message, it sends the follow-up via email to the client and logs the interact
作者：Marth - Business Automation
Automate Invoice Processing from Gmail with Azure GPT-4.1 and Human Verification
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. This n8n workflow automates invoice management by integrating Gmail, PDF analysis, and Azure OpenAI GPT-4.1, with an optional human verification step for accuracy and control. It's ideal for businesses or individuals who regularly receive invoice emails and want to streamline their accounts payable process with minimal manual effort. The system continuously monitors Gmail for new messages from
作者：Sachin Shrestha
Automated Expense Tracking with AI Receipt Analysis & Google Sheets
This workflow contains community nodes that are only compatible with the self-hosted version of n8n. Your Pocket Bookkeeper is workflow designed to automate expense tracking for freelancers and small businesses. It transforms your favorite chat app into a smart financial assistant, eliminating tedious manual data entry and ensuring your records are always organized, up-to-date, and secure. Just send a photo or a text, and let AI handle the rest. Why Your Pocket Bookkeeper? 🤔 For a freelancer
作者：Issam AGGOUR
Automate Assignee Payroll Calculations with Dart, Gemini AI, and Google Sheets
Task-based Assignee billing via Time Tracking This workflow automates billing by scanning a target Dartboard on schedule, aggregating time logs from completed tasks, cross‑referencing assignee rates in Google Sheets, calculating total pay, and updating the sheet with final billable hours and amounts. Who's it for Individuals, agencies, companies, and project managers automating payroll or client invoicing from task data. How to setup Link your Dart and Google accounts. Replace the dummy ID in
作者：Dart
Automate Timesheet to Invoice Conversion with OpenAI, Gmail & Google Workspace
This workflow converts emailed timesheets into structured invoice rows in Google Sheets and stores them in the correct Google Drive folder structure. It: Listens to Gmail for timesheet attachments Runs OCR and AI parsing Looks up Customer and PO data from a Google Sheet Organizes files in Client → Employee → Year folders Reuses an existing invoice sheet or creates a new one and writes the invoice row Quick Implementation Steps Import the workflow JSON into your n8n instance. Set
作者：DIGITAL BIZ TECH
WhatsApp Receipt OCR & AI Data Extraction with Twilio, LlamaParse & Gemini
WhatsApp Receipt OCR & Data Extraction Suite Categories: Accounting Automation • OCR Processing • AI Data Extraction • Business Tools This workflow transforms WhatsApp into a fully automated receipt-processing system using advanced OCR, multi-model AI parsing, and structured data storage. By combining LlamaParse, Claude (OpenRouter), Gemini, Google Sheets, and Twilio, it eliminates manual data entry and delivers instant, reliable receipt digitization for any business. What This Workflow Does
作者：Gabriela Macovei
Handle Failed Payment Renewals with AI Analysis, Jira Tickets and Slack Alerts
Webhook from Payment Provider → Jira Finance Ticket → Slack Invoice Follow-up Automation This workflow automates failed subscription renewal processing by validating webhook data, using AI to analyze urgency and churn risk, creating a Jira Finance Task and notifying the finance team via Slack. If required fields are missing, it sends an error alert for manual review instead. ⚡ Quick Implementation Steps (Start Using in 60 Seconds) Import workflow JSON into n8n. Add Jira & Slack credentials. C
作者：WeblineIndia
Mistral OCR, GPT-4o-mini, and Google Sheets Integration for Enhanced Data Processing
Process multiple invoices automatically using Mistral's dedicated OCR model—at approximately $0.002 per page. Upload batches of PDF, PNG, or JPG invoices through a simple form, extract structured financial data with AI, validate results with confidence scoring, and save everything to Google Sheets. What this workflow does Accepts multiple invoice uploads via n8n Form Trigger Processes files in batch with rate limiting Converts each file to base64 and sends to Mistral OCR API Extracts 9 standar
作者：Antonio Gasso
Automate Invoice Processing & Stock Management with AI, Gmail, Sheets & Slack
✅ 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
作者：InfyOm Technologies
GPT 4.1-mini Automated Proposal to Payment Lifecycle Management
How It Works This workflow automates end-to-end contract and invoice management using AI intelligence. It processes proposals through intelligent contract generation, approval workflows, and automated invoicing. OpenAI analyzes proposal content while the system routes approvals intelligently. Upon approval, contracts are generated, invoices created, and notifications sent. The workflow also monitors payment status, generates financial forecasts, and manages follow-up tasks, eliminating manual co
作者：Cheng Siong Chin
Automate Invoice Processing with GPT-4o Classification and XML Export to Accounting
Intelligent Invoice Processing with AI Classification and XML Export Summary Automated invoice processing pipeline that extracts data from PDF invoices, uses AI Agent for intelligent expense categorization, generates XML for accounting systems, and routes high-value invoices for approval. Detailed Description A comprehensive accounts payable automation workflow that monitors for new PDF invoices, extracts text content, uses AI to classify expenses and detect anomalies, converts to XML format f
作者：TOMOMITSU ASANO
Automate Purchase Bill Processing with AI OCR & QuickBooks Integration
✅ What problem does this workflow solve? Accounting teams spend hours manually entering purchase bills into accounting systems—copying vendor details, creating items, checking duplicates, and reconciling totals. This workflow removes that manual effort entirely. With OCR + AI + QuickBooks integration, this automation converts uploaded purchase bills into fully reconciled QuickBooks bills—accurately, consistently, and without human intervention. ⚙️ What does this workflow do? Accepts multiple
作者：InfyOm Technologies
Invoice Management System with Gmail Reminders, Google Sheets, and Slack Escalations
Who is this for? This template is designed for freelancers, small businesses, and finance teams who need automated invoice management with intelligent payment follow-ups. Perfect for service providers, agencies, or any business that needs to track receivables and reduce late payments. What this workflow does This workflow provides complete invoice lifecycle management with two main flows: Invoice Generation Flow: Receives order data via webhook with line items Splits line items using Split O
作者：飯盛 正幹
Automate Cross-Border Tax Compliance with Google Sheets, PostgreSQL and Slack Alerts
How It Works This workflow automates the complete end-to-end processing of daily revenue transactions for finance and accounting teams. It systematically retrieves, validates, and standardizes transaction data from multiple sources, computes applicable tax obligations, identifies anomalies, and generates regulatory compliance reports. Designed primarily for accountants and financial analysts, it significantly reduces manual workload, improves the accuracy of tax calculations, and automates subm
作者：Cheng Siong Chin