Predictive Email

Predictive Email uses cloud-based machine learning to discover and display—in real time—the most effective content for each viewer.


  • Automated A/B testing and personalization powered by machine learning
  • Dynamic assembly of optimized content based on real-time data for up-to-the-instant relevance at moment of open
  • Optimized content can include images, videos, preheaders, subject lines, call-to-action elements, etc.
  • Nuanced pattern recognition for opens, clicks, and conversions
  • Easy implementation


  • Dramatic lift in clicks and conversions (Wylei average 50%+)
  • Deeper insights into what content drives action
  • Reduced operational burden associated with optimizing email content

Case Study

Boosting Email Clicks for Marriott Rewards 

The Client Challenge: Leading point-based rewards program needed a method to deliver earn content, burn content, and learn content to the right people at the right time to boost email engagement.

The Wylei Solution: Implemented a Predictive Content portal that autonomously tested each content option, discovered the best content for different members and devices, and swapped in best-odds content in real time for each view.

Results:    37% Lift in Clicks