Emails that automatically adapt to the moment of each open. Real-time optimization, Video in email, Countdown timers, and so much more.

Countdown Timers


Device Targeting

Weather-Driven Messaging

Interactive Flash Sales

End-to-end personalized video, powered by real-time machine learning. Video elements are dynamically selected in real time, showcasing the options with highest conversion odds for each individual.

Clear Box Machine Learning

Say goodbye to painful A/B testing and hello to crystal clear, real-time insights.

Always-on optimization automates the multivariate testing process and delivers the contextual relevance of true 1-1 messaging. Dead simple real-time dashboards keep you in the loop.

We Are Wylei

Wylei is a leading innovator in the cloud-based machine learning and marketing automation space, powered by minds from Harvard, MIT, Stanford, and CMU. Wylei is the pioneer of Predictive Content, digital content that automatically assembles itself in real time for each impression.