Catch Supplier Document Mismatches Before They Become Costly
PurchaseGuard AI is a proposed document-checking tool for teams that still compare purchase orders, supplier invoices and delivery notes manually using PDFs, email and spreadsheets.
This concept is being validated. No live document analysis or payment processing is available on this page.
Document Exception Report
| Check | PO value | Invoice value | Result |
|---|---|---|---|
| Unit price | ₹500.00 | ₹550.00 | Review |
| Quantity | 100 | 100 | Match |
| Freight | Not listed | ₹1,500 | Check |
Manual Document Checks Can Let Differences Slip Through
When purchase orders, invoices and delivery notes arrive as separate files, employees may have to open documents, compare line items and record discrepancies by hand.
Price & Charge Differences
Unit prices, freight, tax or totals may differ from the terms the team expects.
Quantity & Item Mismatches
Invoice quantities or delivery-note details may not align with the purchase order.
Time-Consuming Reviews
Repeatedly comparing PDFs and spreadsheets takes time away from supplier follow-up and other finance tasks.
A Focused Review of Supplier Documents
The planned workflow is designed to surface differences and give staff evidence to review—not to make payment or goods-receipt decisions automatically.
Invoice vs Purchase Order
Compare invoiced quantities, unit prices, taxes, freight and totals against the purchase order to flag differences for review.
Delivery Note vs Purchase Order
Compare stated delivered quantities and item details with what was ordered, helping teams investigate shortages and excess quantities.
Evidence-Based Exceptions
Show the values found in each document side by side so reviewers can trace why a discrepancy was flagged.
Structured Review Report
Organize findings into a review-friendly report that teams can use to follow up with suppliers and document decisions.
Review the Differences That Matter
Exact checks will depend on document quality, available fields and each customer's purchasing rules.
Price Differences
Flag unit-price or line-total differences.
Quantity Differences
Compare ordered, invoiced and stated delivered quantities.
Delivery Details
Highlight item or delivery-note mismatches.
Tax & Extra Charges
Surface differences in tax, freight and other charges for review.
A Simple Three-Step Review
Designed for teams that work with documents and spreadsheets today.
Upload Documents
Provide a purchase order and its related invoice or delivery note for comparison.
Extract & Compare
Document processing and comparison rules identify fields that match or need attention.
Review & Follow Up
Check source values, resolve valid exceptions and record the team's decision.
For Teams Still Checking Documents Manually
PurchaseGuard AI is being explored for businesses where supplier documents arrive through email or shared folders and employees use spreadsheets or side-by-side PDF checks.
- Small and mid-sized manufacturers
- Distributors and wholesale businesses
- Warehouse and receiving teams
- Finance and accounts-payable teams
Not another ERP replacement
The initial concept focuses on a lightweight document-upload workflow. Businesses whose existing ERP or accounts-payable software already handles these checks well may not need an additional tool. We want to learn where a genuine gap remains.
How Much Time Could Your Team Get Back?
Manual checking has a cost even when no invoice error is found. Use this illustrative example to estimate the value of time spent comparing documents.
Example monthly time calculation
Illustrative assumptions only: 300 document pairs × 6 minutes each = 1,800 minutes, or 30 hours. Actual review time varies by document complexity and current process.
Illustrative value of staff time
If those 30 hours were valued at an assumed ₹300 per hour, the time cost would be ₹9,000 per month.
Where value may come from: less time spent opening and comparing files, faster identification of unusual charges or quantities, and clearer evidence for supplier follow-up. A flagged difference is not automatically an error or a recoverable saving; your team must verify it.
Simple Early-Access Pricing
We are testing willingness to pay before finalizing plans and building the full product. These are proposed introductory prices, not an active subscription offer.
- Invoice vs purchase order checks
- Delivery note vs purchase order checks
- Price and quantity exception review
- Structured discrepancy summary
- Human review before action
No payment is collected on this page. Final limits, supported formats and pricing will depend on pilot feedback.
Pilot partners wanted
We are looking for a small number of businesses that currently check supplier documents manually and can explain where the process breaks down.
- Discuss your current process
- Prioritize the checks you need
- Help shape a practical workflow
Frequently Asked Questions
What we know today—and what we are still validating.
Help Shape PurchaseGuard AI
We're validating whether finance, procurement and warehouse teams need a simpler way to check supplier documents.
Tell us how you work today and which document checks would save your team time. No payment is collected and no documents are requested through this form.