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Invoice & AP overview: ingest, three-way match, ERP post

The supplier-invoice automation app. How invoices land, how they're matched, when humans get involved, and how the ERP post happens.

Invoice & AP is the highest-volume Enterprise App on Apragya AI - some tenants process 50k+ invoices a month through it. The model is straightforward: invoices land via the supported intake channels, agents extract + validate + match, low-risk ones auto-post to the ERP, high-risk ones pause for human review.

The AP loop

  • Ingest - email-to-AP inbox, supplier portal upload, EDI feed, scanned-paper drop, API push
  • Parse - IDP extracts header + line items + tax fields; structured data attached to the invoice record
  • Match - three-way match against the PO + GRN; tolerance-based (price within X%, qty within Y%)
  • Approve - clean matches auto-approve; mismatches route to the assigned approver
  • Post - JE generated, posted to your connected ERP (SAP, Oracle, Dynamics, QuickBooks, Zoho)
  • Pay - payment instruction queued for the next scheduled run

Bundled AI agents

  • Invoice Reviewer - the canonical agent (see the 5-min build guide); reads + classifies + matches + posts
  • Match Resolver - explains mismatches in plain language + proposes a fix (price increase memo, qty adjustment, partial receipt)
  • GL Coder - assigns GL codes for line items where no PO match is available
  • Duplicate Detector - flags repeat-submission patterns (same invoice number, same supplier-amount-date triple)

Configure on day one

  • Intake channels - which inboxes/portals are live; per-channel rules
  • Three-way-match tolerances - price tolerance, qty tolerance, freight allowance
  • Approval matrix - by amount, by GL code, by supplier risk tier (HITL-driven)
  • ERP connection - one-time OAuth; field-mapping for any non-default fields
  • Hold reasons - the tenant-configurable taxonomy that drives why an invoice gets paused
Three-way match needs both PO data and GRN data in the platform - either via the Procure-to-Pay app (POs), Inventory app (GRNs), or via connector sync from your existing systems. Two-way match (PO only, no GRN) is a fallback the agent will use if GRN data isn't available.

Common workflows

Supplier invoice lands in the AP inbox -> IDP extracts (8s) -> agent matches to PO + GRN -> within tolerance -> auto-approve + post to SAP -> payment scheduled for next batch. Full path: under 60 seconds for the clean case. Exception cases pause + ping the AP team with a one-click approve/reject + a generated explanation of why it tripped.

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