Finance & Accountingfree

Invoice Reminder: Gmail to Tasks

by Matt Chong | n8n CreatorUpdated Aug 2026

RequiresOpenAI

Gmail

1/5

STEPS · 9

Runs on a schedule

On a schedule, an OpenAI agent scans invoice emails, creates Google Tasks reminders, and sends follow-ups via Gmail.

Multi-Source Transaction Fraud Detection and Financial Reconciliation Automation

On a schedule, merges transaction sources and scores fraud with an OpenAI agent, recording to Postgres and alerting via Slack and Gmail.

Daily, finds overdue Xero invoices and emails each customer a polite reminder while flagging the total in Slack.

Reads receipt emails, extracts the vendor and total with OpenAI, and logs each expense to a Google Sheet.