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Matching

N-way matching: purchase order, goods receipt, invoice, contract

N-way matching compares the invoice with the purchase order and the goods receipt (three ways) and adds the contract in four ways. The Matching agent does it line by line, applying your tolerances by supplier, by purchasing category and by amount. You decide: Zylio commits to nothing without your approval.

Matching

“Three-way matching does not get stuck on clean invoices. It gets stuck on everything else.”

You are not controlling 5% of your procurement out of negligence. You control 5% because nobody has the time to do the remaining 95%.

Simple cases are already automated. What consumes your teams’ time is the minority of lines that do not add up: a pallet converted into cartons, a supplier description that does not look like the internal reference, two deliveries grouped on a single invoice. Your ERP, the integrated management software that carries your purchase orders and your invoices, expects an exact match, and blocks as soon as it does not get one.

The ERP runs the process. Zylio handles the exception and recovers the value that escapes it: invoices without a purchase order, line-by-line price discrepancies, duplicates and overbilling, off-contract spend.

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Two, three or four ways: what each level adds

The N in N-way is the number of documents compared. The higher it goes, the more the invoice is judged on facts rather than on amounts that happen to agree.

  1. 2 ways

    Purchase order and invoice

    The most common match: what was ordered against what is invoiced. It says nothing about what was actually delivered.

  2. 3 ways

    Purchase order, goods receipt and invoice

    The goods receipt enters the comparison. Invoicing before actual receipt, a partial or split delivery becomes visible.

  3. 4 ways

    Purchase order, goods receipt, invoice and contract

    The contract price joins the quantity. The line is judged both on what was delivered and on the agreed rate.

Matching

Your tolerances, not ours

Matching only has value if the threshold beyond which a discrepancy becomes a problem is yours. It is set along three axes, and the same case will produce the same decision in six months: the rules are applied deterministically.

Compliant cases go through on their own. The others arrive qualified, with the discrepancy already costed.

By supplier
A long-standing partner and a one-off supplier do not call for the same level of scrutiny.
By purchasing category
A tonne of raw material and a day of services are not tolerated in the same way.
By amount
A negligible discrepancy on one line, repeated, stops being negligible. The threshold is yours.
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Customer cases

The evidence

Nothing is lost. Everything can be checked, everything can be proven.

  • The contract clause and the invoice line, highlighted side by side.
  • Every extracted value stays linked to the exact place in the document where it was read.
  • The same case produces the same decision, today as in six months: the rules are applied deterministically.
  • No discrepancy is set aside in silence. Anything that matches no rule is raised, with its reason.
  • The agent records what it did, in the order it did it: who, what, how much, when.
See our customer cases

Matching

Purchase order, goods receipt and invoice matching, automated.

Matches the three documents line by line and applies your tolerances by supplier, by purchasing category and by amount.

What Matching detects

  • Quantity discrepancies
  • Partial receipts, deliveries split or grouped
  • Units of measure to convert
  • Diverging item references
  • Additional charges absent from the purchase order
  • Invoicing before the goods were actually received

Compliant cases go through on their own. The others arrive qualified, with the discrepancy already costed.

Frequently asked questions

What does N-way matching mean?

It is the matching of an invoice with the documents that justify it. Two ways: purchase order and invoice. Three ways: the goods receipt is added. Four ways: the contract is added, to check the price at the same time as the quantity. The N is the number of documents compared.

Why does three-way matching block in my ERP?

Because your ERP, the integrated management software that carries your purchase orders and your invoices, expects an exact match. It does not get stuck on clean invoices, it gets stuck on everything else: diverging descriptions, units to convert, grouped goods receipts, charges absent from the purchase order.

How are services with no physical goods receipt handled?

They are matched on the elements that stand in for it: purchase order, milestone, period, approved quantity. No discrepancy is dismissed in silence; anything that matches no rule is escalated, with its reason.

Does Zylio replace my ERP?

No. Your ERP runs the process and remains the source of truth. Zylio handles the exception, on top of it, and feeds the results back. No additional development inside your system.

How do I check a Zylio conclusion?

Every discrepancy opens onto its evidence: the contract clause and the invoice line, highlighted side by side, with the calculation shown.

How long before a first result?

The diagnostic produces a figure in three weeks, on your real data and a framed scope.

Measurable impact in every environment

More than 5 million procurement documents analysed

Between 1 and 7% of margin recovered

on the scope analysed

From 15 to 45% of time given back to teams, per FTE

depending on the scope and on data maturity

Zylio fits into your existing ecosystem.

The ERP runs the process. Zylio handles the exception and recovers the value that escapes it: invoices without a purchase order, line-by-line price discrepancies, duplicates and overbilling, off-contract spend.

  • SAP
  • Sage
  • Oracle
  • NetSuite
  • Microsoft Dynamics 365
  • Pennylane
All integrations

IA

Your data under high security.

Zylio meets the most demanding standards, and nothing is committed without your approval.

Certifications
SOC 2 Type II · ISO 27001
Hosting
Hosted in France
Encryption
End-to-end AES-256 encryption
Access
Enterprise SSO · multi-factor authentication · Zero Trust approach

See what this looks like on your own data

Twenty minutes, on a spend category of your choosing. We show you what the agents detect, with the evidence behind it.

  • No commitment, on your own data
  • Result in 3 weeks
  • 20 minutes, no sales pitch
  • Your data stays hosted in France
  • No change of tool or process