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AI Auto-Detect Invoices from Gmail and Notify on Slack

by Matt Chong | n8n CreatorUpdated Aug 2026
RequiresOpenAIGmailGmailSlack
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ScSchedule TriggerAgAI AgentOpenAI Chat ModelOpenAI Chat Mod…OPStructured Output ParserStructured Outp…NONo Operation, do nothingNo Operation, d…Get Unread EmailsGet Unread Emai…IfCheck If Email is InvoiceCheck If Email …Notify Slack UserNotify Slack Us…1234567
1/5
STEPS · 7
Runs on a schedule

On a schedule, an OpenAI agent scans Gmail for invoices and posts each detected one to Slack.

Tags

cronmediumOpenAIGmailContent CreationMultimodal AIdiscoveredpending-review
Connects
OpenAIgmailGmailSlack
CategoryAI Agents & Chatbots
Triggercron
Complexitymedium
Nodes8
AddedJun 27, 2026