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Flint Engine — The eCommerce Operating System

Flint Engine eCommerce OS

Tracking

Overview

Flint Engine tracks email engagement through invisible tracking pixels and redirect-based click tracking. This data helps you understand how recipients interact with your campaigns.

How Tracking Works

Open Tracking

When a recipient opens an email, a tiny tracking pixel (1x1 pixel image) is loaded from the server:

  • The pixel URL contains the campaign ID and recipient token
  • Loading the pixel records an "open" event
  • The server returns a transparent 1x1 GIF image
  • The recipient sees nothing unusual in the email

Click Tracking

Links in emails are rewritten to pass through the tracking system:

  • Original links are replaced with tracking redirect URLs
  • When a recipient clicks, they are redirected to the original URL
  • The click event is recorded with timestamp and recipient data

Tracking Endpoints

The tracking system uses these URL patterns:

Route Purpose
/em/t/{campaign}/{token}/pixel.gif Track email open (pixel)
/em/c/{campaign}/{token} Track link click (redirect)
/em/v/{campaign}/{token} Track email view
/em/u/{campaign}/{token} Unsubscribe link

Viewing Tracking Data

Navigate to Marketing → Tracking to see:

  • Total emails sent
  • Unique opens and open rate
  • Unique clicks and click rate
  • Unsubscribe rate
  • Top clicked links
  • Engagement by recipient

Campaign Reports

Each campaign has a detailed report at Campaigns → Report:

  • Delivery rate (sent vs. bounced)
  • Open rate (unique and total opens)
  • Click rate (unique and total clicks)
  • Unsubscribe count
  • Engagement timeline
  • Top performing links
  • Recipient-level engagement data

Tracking Settings

Configure tracking in Marketing → Settings:

  • Track Opens — Enable/disable open tracking per campaign
  • Track Clicks — Enable/disable click tracking per campaign
  • Global Defaults — Set default tracking preferences for new campaigns

Tracking Limitations

Be aware of these limitations:

  • Open tracking requires email clients to load images (some block by default)
  • Some email clients pre-fetch pixels, inflating open counts
  • Click tracking does not work if recipients copy/paste URLs
  • Privacy-focused email clients may block tracking entirely

Tip: Click rates are generally more reliable than open rates for measuring engagement. Focus on click-through rates when evaluating campaign success.