Transaction Deduplicator

Table of Contents

• Overview
• Input contract
• The dedupe key
• Workflow
• Near-duplicate handling
• Output contract
• Guardrails

Overview

Statement drops often overlap. A January statement covers December 15 → January 14; the December statement covers November 15 → December 14; the same December 15 transaction appears in both. This skill identifies those duplicates without losing legitimate same-day same-amount same-merchant repeat charges (e.g., two coffees in one day).

Input contract

The caller provides: