Short answer: mostly, yes. AI can read the bank statement, even a PDF or a scan, and match each payment to the invoices it settles, including one transfer that pays three bills. What it should not do is reconcile on its own. The setup that works: AI matches, flags what it isn't sure about, and a person approves.
The easy lines were never the problem
Most accounting software already clears the simple lines. A direct debit for the exact amount of an open bill gets suggested as a match. Bank rules categorise the repeats: bank fees, rent, subscriptions. Xero's JAX automation goes further and reconciles a line on its own when it is highly confident of the match, according to Xero's own page.
Month-end drags because of the other lines:
- One payment for several invoices. TRF 88213, −1,742.80, and no invoice number.
- References that say nothing, so rules have nothing to work with.
- Fees and small differences: a payment that arrives €3.50 short after a gateway fee.
- Statements without a feed: a PDF from a smaller bank, a foreign account, a closed account.
- Bills not yet entered, so the payment has nothing to match.
What AI does well
Reading the statement. AI turns each line of a PDF or scanned statement into a date, amount, reference and counterparty. No retyping, and no feed needed. See reconciling PDF bank statements without a bank feed.
Finding combinations. Given a payment of 1,742.80 and twelve open bills from the same supplier, it works through the combinations until it finds the set that adds up exactly: 612.40 + 830.00 + 300.40. With a calculator, that is trial and error, and it gets slower with every open bill. More in one payment, many invoices.
Using more than the reference. Amount, date, supplier name in the narrative, and past payment patterns all count, so a vague reference doesn't stop the match.
Flagging, not guessing. A good setup marks uncertain lines with the likely candidates, instead of picking one.
Can ChatGPT do bank reconciliation?
For a quick check, partly. Paste two short lists and it can point out the amounts that don't appear on both. It falls short as a reconciliation tool:
- It can't see your ledger. It only knows what you paste in, not the open invoices in your accounting software.
- It can miss lines. On a long statement it can skip or misread lines without telling you.
- There is no audit trail. Nothing records what was matched, by whom and why, and the result still has to be entered in your accounting software by hand.
It's fine for a sanity check. Don't sign off a month on it.
The setup that works
- Get the statement in: a feed, a structured export (CAMT.053, MT940) or a PDF read by AI.
- Let rules take the repeats: fees, rent, subscriptions.
- Let AI match the rest to open invoices and bills, including combinations.
- Review the flags. A person approves every uncertain match.
- Reconcile in the accounting software, so the audit trail lives there.
Keep bills current as well. Reconciliation is only as good as the invoices it matches against, which is why supplier invoice entry and bank reconciliation belong together. See how to stop typing supplier invoices.
Where Invoreg fits
Invoreg reads the bank statement, including a PDF or a scan, and matches each payment to the invoices and bills it settles, with combinations worked out. Anything it isn't sure about is flagged with the likely candidates, and nothing is reconciled until a person approves. Matched invoices are marked paid in your accounting software. See the bank reconciliation page, or bring last month's statement to a demo and we'll run it live.