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FinanceIntermediate✓ Release process: run on a live n8n instance

APFlow: Vendor Bill Approval Routing for Bookkeepers

APFlow: Vendor Bill Approval Routing for Bookkeepers ships as a ready-to-import n8n automation package: load the bundled workflow JSON, connect the credentials listed on this page, and activate it on self-hosted n8n or n8n Cloud.

AI reads every vendor bill, routes it to an approver with one-click Slack approve/reject links, then queues approved bills for payment with due-date reminders and a full audit trail.

  • Extract vendor, invoice number, due date, amount, and GL code from any bill text with AI
  • Route every bill to an approver in Slack with one-click Approve/Reject links — no logins or seats
  • Queue approved bills for payment automatically with due date and GL code attached
  • Block re-clicked or forwarded approval links from double-approving the same bill
  • Send a daily Slack + email reminder digest for bills coming due or already overdue
  • Keep a full audit trail of every submission, approval, and rejection for your books
  • Email the submitter automatically at every stage — submitted, approved, or rejected
  • Replace a misconfigured, overkill AP tool with a lightweight flow you set up in minutes
OpenAIGoogle SheetsSlackSMTP
n8n / workflow / vendor-bill-approval-routerActual workflow — not a mockup
Bill Submitted — WebhookBill SubmittedWEBHOOKConfig — SetConfigSETBuild Extraction Prompt — CodeBuild Extraction P…CODEExtract Bill Fields — OpenAIExtract Bill FieldsOPENAIParse Extraction — CodeParse ExtractionCODEGenerate Approval Token — CodeGenerate Approval …CODELog Pending Approval — Google SheetsLog Pending Approv…GOOGLE SHEETSLog Submission Audit — Google SheetsLog Submission Aud…GOOGLE SHEETSNotify Approver in Slack — SlackNotify Approver in…SLACKNotify Submitter - Pending — Send EmailNotify Submitter -…SEND EMAIL
10 nodes · 9 connections · 1 trigger · 1 in-canvas noteExported from the workflow file you receive — scroll sideways to follow the full path.
One-time
$29
~10 min
setup time

Setup Service — optional live install and test. Choose your tier at checkout (not tied to this template's price).

Instant download after payment
Refund as per the Refund Policy for downloadable templates.
Email Support · 24h SLA
Lifetime updates
APIs required
OpenAIGoogle SheetsSlackSMTP
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How it works

Workflow summary

3 coordinated workflows handle different parts of the automation.

Bill Intake & AI Extraction

Required
  1. 1Starts when a vendor bill is submitted — forwarded email text, an OCR'd PDF, or a simple intake form
  2. 2AI reads the bill and extracts vendor, invoice number, due date, amount, and the best-fit GL code
  3. 3Logs the bill to a Pending Approvals sheet and generates a one-time Approve/Reject link
  4. 4Sends the approver a Slack message with the bill details and one-click Approve/Reject links
  5. 5Logs the submission to an audit trail and emails the submitter a confirmation that it's pending

Approve or Reject

Optional
  1. 1Starts the moment an approver clicks Approve or Reject in Slack
  2. 2Checks the bill is still pending so the same link can never be used twice
  3. 3On approval, adds the bill to the Pay Queue with its due date and GL code, ready to be paid
  4. 4Logs the decision to the audit trail and updates the pending approvals tab
  5. 5Emails the submitter the final approved or rejected outcome
Approval Webhook — WebhookApproval WebhookWEBHOOKConfig — SetConfigSETFetch Pending Approvals — Google SheetsFetch Pending Appr…GOOGLE SHEETSResolve Approval — CodeResolve ApprovalCODEApproval Valid? — IFApproval Valid?IFDecision Is Approve? — IFDecision Is Approv…IFStamp Approval — CodeStamp ApprovalCODEAdd to Pay Queue — Google SheetsAdd to Pay QueueGOOGLE SHEETSMark Pending Row Approved — Google SheetsMark Pending Row A…GOOGLE SHEETSLog Approval Audit — Google SheetsLog Approval AuditGOOGLE SHEETSNotify Submitter - Approved — Send EmailNotify Submitter -…SEND EMAILApproved Response — SetApproved ResponseSETStamp Rejection — CodeStamp RejectionCODEMark Pending Row Rejected — Google SheetsMark Pending Row R…GOOGLE SHEETSLog Rejection Audit — Google SheetsLog Rejection AuditGOOGLE SHEETSNotify Submitter - Rejected — Send EmailNotify Submitter -…SEND EMAILRejected Response — SetRejected ResponseSETNot Found Response — SetNot Found ResponseSET
18 nodes · 17 connections · 1 trigger · 1 in-canvas noteExported from the workflow file you receive — scroll sideways to follow the full path.

Due-Date Reminder

Optional
  1. 1Runs every morning on a schedule in your timezone
  2. 2Reads every bill in the Pay Queue sheet
  3. 3Finds approved, unpaid bills due within your configured reminder window, including overdue ones
  4. 4Sends one digest to the bookkeeper via Slack and email listing vendor, amount, GL code, and due date
  5. 5Marks each reminded bill so it isn't pinged twice in the same day
Daily Schedule — Schedule TriggerDaily ScheduleSCHEDULE TRIGGERConfig — SetConfigSETFetch Pay Queue — Google SheetsFetch Pay QueueGOOGLE SHEETSFilter Due Soon — CodeFilter Due SoonCODEBuild Reminder Digest — CodeBuild Reminder Dig…CODENotify Bookkeeper in Slack — SlackNotify Bookkeeper …SLACKNotify Bookkeeper - Email — Send EmailNotify Bookkeeper …SEND EMAILPrepare Dedupe Rows — CodePrepare Dedupe RowsCODEMark Rows Reminded — Google SheetsMark Rows RemindedGOOGLE SHEETS
9 nodes · 8 connections · 1 trigger · 1 in-canvas noteExported from the workflow file you receive — scroll sideways to follow the full path.
Deliverables

What's included with your purchase

Every checkout includes the same practical package so you are never hunting for missing files mid-setup.

  • 01Workflow JSON exports ready to import into your n8n workspace (self-hosted or n8n Cloud).
  • 02Step-by-step guide that walks credential creation, node-by-node checks, and activation.
  • 03Credential checklist for OpenAI, Google Sheets, Slack, SMTP. Email support@n8ntemplatestore.com if you get stuck — replies within 24 hours (SLA).
  • 04Perpetual (lifetime) use license Your one-time purchase includes an ongoing right to use this template package on n8n instances you control for your own automation — not for resale or public redistribution of the files as a product. Terms & conditions.
  • 05We keep the copyright Workflow JSON, guides, screenshots, and bundled assets stay our copyrighted works (or our licensors'). Payment grants the limited license in our Terms only — it does not transfer ownership.

Need a second opinion before buying? Compare the full catalog, browse more Finance templates, see how n8n compares to Zapier and Make, or read the support policies.

Setup

Three steps to a running n8n automation

01

Import the workflow into n8n

02

Paste your API keys into the credentials panel

03

Press ‘activate’ — you’ll get your first report tomorrow morning

Support

Need help setting up this n8n template?

Beginner-friendly guidance is included. Our support team will help you if you get stuck — email support@n8ntemplatestore.com or visit support.

Email support
Replies within 24 hours (SLA)
Contact
Setup Service4 tiers — your choice
Optional live session — we install, configure, and test on a screen share. Add Setup Serviceat checkout and pick any tier; pricing is not tied to this template's list price.
Book setup
FAQ

About this template

How long does it take to set up APFlow: Vendor Bill Approval Routing for Bookkeepers?
Most people finish in minutes following the guide. If you’ve never used n8n before, budget an hour — the first workflow is always the slowest.
What if I get stuck?
Email support@n8ntemplatestore.com. Free basic support is included with every purchase, and you’ll get a reply from our team within 24 hours. If setup needs more than email, we can schedule a call.
Do I need to pay for OpenAI?
API costs are separate and go directly to the provider — typically a few dollars a month at most for a solo business. Full breakdown is in the setup guide.
Can I customize the workflow?
Yes, completely. You own the .json — edit nodes, swap in your own prompts, re-wire the logic. Our support team can help you plan customizations over email.
What if it doesn’t work for me?
Refunds are issued only as described in our Refund Policy (https://n8ntemplatestore.com/refund-policy). Or add Setup Service at checkout for a live install and test session — pick any tier you prefer.

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