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Google Sheets
Finance & Accountingfree

Vendor Invoice Duplicate Payment Blocker

by Avkash KakdiyaUpdated Aug 2026
RequiresGoogle SheetsGoogle SheetsSlackGmailGmail
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WeWebhook — JSON InvoiceWebhook — JSON …WeWebhook — PDF InvoiceWebhook — PDF I…HROCR — Extract Invoice FieldsOCR — Extract I…MeMerge Intake PathsMerge Intake Pa…CoParse Invoice PayloadParse Invoice P…IfIs Valid InvoiceLookup Existing InvoiceLookup Existing…SeFlag Duplicate StatusFlag Duplicate …IfDuplicate FoundSlack — Duplicate AlertSlack — Duplica…HRTeams — Duplicate AlertTeams — Duplica…Log Duplicate to SheetLog Duplicate t…RTRespond — Duplicate BlockedRespond — Dupli…SePrepare ApprovalRegister Unique InvoiceRegister Unique…HRPush to ERP SystemPush to ERP Sys…IfNeeds ApprovalEmail — Manager ApprovalEmail — Manager…Slack — Cleared NoticeSlack — Cleared…RTRespond — Invoice AcceptedRespond — Invoi…12345678910111213141516171819202122
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STEPS · 22
Starts on an incoming request

On a webhook invoice submission, checks Google Sheets for duplicates, blocks repeat payments, and alerts via Slack and Gmail.

Tags

webhookcomplexGoogle SheetsSlackInvoice Processingdiscoveredpending-review
Connects
sheetsGoogle SheetsSlackgmailGmail
CategoryFinance & Accounting
Triggerwebhook
Complexitycomplex
Nodes20
AddedJun 27, 2026