Finance · Process breakdown

Can AI automate accounts receivable and overdue payment reminders?

Put routine payment reminders on rails, let AI draft the awkward ones, and keep the difficult conversations with a person.

5 stepsTypical mix: AI + humanIllustrative analysisUpdated

Chasing overdue payments is where accounts receivable automation pays off first, because most of the work is a cadence: check the ageing list, send the reminder, log the promise, escalate when a promise is broken. Yet accounts receivable automation stops being simple the moment a customer disputes an invoice or a good client hits a rough month. That is why this process is a mix: rules for the cadence, AI for the messages that need context, and a person for anything that touches the relationship. Start with the data. If the ageing list is wrong, every reminder you automate is an apology waiting to happen.

What each step needs

01 Standard automation

Build the ageing list from the ledger

Pull open invoices, due dates and payment status from the accounting system every morning and group them by customer and days overdue. Structured data on a schedule is a rule’s job.

Payments and credit notes are booked before the list runs, otherwise reminders chase money that has already arrived.
02 Standard automation

Send the first reminders on a fixed cadence

Friendly reminders go out at agreed intervals with the invoice attached and stop automatically when payment lands. Nothing here needs interpretation.

An owner can pause any customer, and disputed invoices are excluded from the cadence.
03 Human review

Draft the firmer reminders with context

AI drafts the second and third message so it references the earlier reminder, the promise made and the open amount. The credit controller reviews the tone before it goes out.

The draft only uses facts from the ledger and the account notes, never an invented deadline or consequence.
04 Human review

Summarise replies and promises to pay

AI reads the customer’s reply, extracts the promised date or the dispute reason, and proposes a note for the account. A person confirms it before it drives the next step.

The note links to the original email so the promise can be checked later.
05 Keep human

Call the accounts that keep slipping

A person phones the customers with broken promises, large balances or a relationship worth protecting, and decides on payment plans or escalation.

Handing an account to a collection agency or starting legal steps is a decision recorded by an authorised person, never triggered by a rule.

A sensible first experiment

Automate only the first reminder for one customer segment and one month. Count how many reminders went out, how many were wrong or unwanted, and how many replies needed a person. Add the drafted second reminder only after the first one has run a full cycle without complaints.

The trap to avoid

Treating collections as a messaging problem. The message is rarely the reason a customer pays late, and a perfect sequence sent about a disputed invoice makes things worse.

Questions teams ask

Should we buy accounts receivable automation software or build the workflow ourselves?

If your accounting system already exposes open invoices and payment status, a workflow tool can run the cadence and the reminders, and that is usually enough for a first version. Dedicated accounts receivable automation software makes sense when you need customer portals, card payments or cash application at volume. Either way, the stop conditions and the human escalation path matter more than the product.

What should an overdue payment reminder say?

State the invoice number, amount, due date and how to pay, in a tone that assumes an oversight rather than bad faith. Each reminder in the dunning process should escalate slightly and reference the previous one. Keep consequences factual and only mention steps you will actually take. AI can draft these variations well, as long as it works from the ledger and a person checks the firmer ones.

Where should a person stay in control?

At the exceptions: disputes, broken promises, large balances, and any customer where the relationship is worth more than the invoice. A person also owns the decision to escalate, to offer a payment plan, or to write an amount off. Automation should make those moments visible earlier, with the history attached, rather than trying to handle them.

Illustrative workflow guidance by Arcgent. Each business needs its own assessment. No integration or savings claim has been verified for your systems.

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