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AP Automation Done Right: Focus on Invoice Processing & 3-Way Matching

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The accounts payable automation market now exceeds $3 billion globally, and doesn’t show any signs of slowing down. That growth reflects just how vast and complex AP automation has become. 

When companies say they’re investing in “AP Automation,” they’re often referring to an enormous web of processes: purchase orders, goods receipts, invoices, approvals, supplier portals, and payments. It’s an impressive ambition, but also where many initiatives go off the rails. By trying to automate everything at once, organizations end up with bloated systems that handle a little bit of everything, but master nothing.

But what if there were another way? What if true efficiency didn’t come from doing more, but from doing less, better? At Glyphic, we’ve seen time and time again that real leverage in AP automation lies not in spreading across the entire procure-to-pay lifecycle, but in perfecting the steps that matter most. Specifically, invoice processing and 3-way matching are where accuracy, speed, and control either take hold or break down. Focusing deeply on these foundational stages creates ripple effects that make the rest of AP (approvals, payments, reporting) faster and more reliable. That’s the philosophy driving Glyphic’s approach to automation: less noise, more precision, and better results where they matter most.

Understanding the Procure-to-Pay (P2P) Lifecycle in AP Automation

To understand where automation truly delivers value, it helps to zoom out and look at the full procure-to-pay (P2P) lifecycle: the end-to-end process of acquiring goods or services and paying for them.

  • Purchase Order Issued: Once a need is identified and approved, the company sends a purchase order (PO) to the supplier, outlining items, quantities, and agreed prices.
  • Goods Received: The company receives the goods or services, and creates a receiving report or goods receipt to confirm delivery.
  • Invoice Received: The supplier sends an invoice to the company, referencing the PO and detailing the provided goods.
  • 3-Way Matching: the company compares the PO, the goods receipt, and the invoice, verifying that quantities, prices, and items all align. This matching step ensures the company pays only for what was ordered and received.
  • Payment and Reconciliation: Once everything matches and is confirmed, the company approves the invoice, schedules payment, and records the transaction.

Each of these steps plays an important role, but the invoice capture and 3-way matching stage is the bridge that connects the two halves of the cycle: procurement and payment. It’s where the information gathered from sourcing and ordering meets the financial systems that execute payment. If that bridge is weak, the entire process collapses. Approvals slow down, exceptions multiply, and trust in the data erodes. Strong invoice capture and 3-way matching don’t just complete the process — they hold the entire procure-to-pay lifecycle together.

Easier said than done

If you’ve ever researched how to automate 3-way matching in accounts payable, you already know it’s easier said than done. These steps are the heart of the procure-to-pay process, and the most complex to automate effectively. On paper, the task seems straightforward: read an invoice, match it against a purchase order and a receipt, and move it through for approval. But anyone that has attempted to automate this workflow knows that automating it is no small task, largely due to the following hurdles. 

Every invoice looks different

Vendors don’t follow a universal format. Invoices can vary dramatically in layout, structure, language, currency, and file type (digital PDFs, scanned images, handwritten notes, etc.). Teaching automation to handle that variance at scale is incredibly complex.

Line-item complexity is tough for machines

A single invoice may reference multiple POs, partial deliveries, or varying units of measure. Parsing and validating this data accurately across systems requires deep contextual understanding, something most automation solutions simply can’t provide.

The stakes are high

Accounts payable isn’t a process where “close enough” works. A single error can mean overpaying a supplier, paying for goods that never arrived, or missing an early payment discount. Accuracy is non-negotiable when money is leaving the business.

Exceptions create bottlenecks

Even small discrepancies such as a missing PO number, a rounding difference, or a mismatched unit can push an invoice out of the automated flow and into manual review. Across thousands of invoices, that quickly erodes the efficiency gains automation was meant to deliver.

As previously stated, most all-in-one AP automation solutions try to handle everything. But spreading focus that wide means they can’t specialize in the hardest part: high-accuracy invoice capture and intelligent matching. This is why, despite heavy investment in automation, many finance teams still find that up to 70% of invoices require manual intervention. “Touchless” processing remains an aspiration rather than a reality, because the hardest problems in AP can’t be solved with broad coverage alone.

Best-in-Class Invoice Capture & 3-Way Matching Automation: Glyphic’s Approach

To truly modernize accounts payable, automation has to start with depth, not breadth. The real transformation doesn’t come from layering on more workflows or dashboards, it comes from building absolute precision at the source. When invoice capture and 3-way matching are accurate, intelligent, and reliable, every other part of AP benefits as a result. Approvals become faster, payments stay on schedule, and exceptions shrink dramatically. 

That’s why the most effective AP automation doesn’t try to cover everything, it focuses on mastering the steps that matter most. Glyphic applies that philosophy by excelling where automation delivers the greatest impact, through invoice automation software with a built-in 3-way match engine that handles complexity with precision. Here’s how that focus turns the hardest parts of AP into strengths:

Handles invoice variance with ease

Glyphic uses advanced AI, far beyond basic OCR, to read and interpret invoices in virtually any format, language, or layout. It understands line-item detail, multi-page structures, and vendor-specific nuances, achieving up to 99% accuracy in data capture.

Integrates seamlessly

Because it’s built to complement, not replace, existing systems, Glyphic connects smoothly with your ERP, procurement, and payment platforms. It strengthens the foundation of AP automation without requiring a full system overhaul.

Eliminates manual matching

With that clean, structured data, Glyphic automatically performs 3-way matches between invoices, POs, and receipts. Even in complex cases like partial shipments, split POs, or tolerance-based pricing, the result is a higher straight-through processing rate and far fewer exceptions.

Flags only what matters

Instead of overwhelming AP teams with noise, Glyphic intelligently identifies and escalates only true exceptions, so human effort is reserved for high-value review and decision-making.

In short, Glyphic focuses where automation delivers the highest ROI: at the source of truth for all AP data. By perfecting invoice capture and 3-way matching, it builds the foundation for true end-to-end efficiency, letting every other system, and every person, perform at their best.

Invest in AP Automation Where It Matters Most

For finance leaders looking to modernize accounts payable, the takeaway is simple: automation delivers the greatest ROI when it starts with precision. The biggest gains don’t come from adding more features, they come from perfecting the foundation. When invoice capture and 3-way matching are automated with accuracy and intelligence, everything else in the procure-to-pay cycle flows faster and more reliably. Costs drop, exceptions shrink, and teams can finally focus on analysis and strategy instead of chasing errors.

As you evaluate AP automation solutions, ask the questions that really matter: Can it handle complex invoices? Does it match accurately across POs and receipts? How often does it achieve true touchless processing in practice, not just in demos? The best platforms don’t promise to automate everything, they prove they can automate the hardest parts flawlessly.

That’s the approach Glyphic takes: mastering the most critical step first so every other part of AP runs smoother, faster, and smarter. Start where it matters most, automate with depth, not breadth, and turn your AP function from a bottleneck into a competitive advantage.

FREQUENTLY ASKED QUESTIONS

Your Questions, Answered

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Why do full AP automation platforms often fail to deliver the expected ROI?

Full AP automation solutions promise to cover every stage of the procure-to-pay process. But in reality, these systems often do everything a little, but nothing well. By attempting to automate every workflow, they introduce complexity, high costs, and data inconsistencies that slow teams down instead of empowering them.

Should leaders be worried about AI replacing people?

Only if they like worrying for sport. Think of AI as an Iron Man suit, not a pink slip. It empowers the humans who already know what they’re doing, freeing them from drudge work so they can focus on decisions that require brains.

Where’s the easiest place to start using AI today?

Right where your teams are drowning in repetitive paperwork: contracts, invoices, forms, reconciliations. These are quick-win zones where AI can show immediately measurable improvement without rewriting your business overnight.
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