Woro AI/Blog/AWS Machine Learning

Uplifting conversion across the acquisition funnel with personalization using contextual bandits on AWS

1 October 2026 · 1 min read · Summary from AWS Machine Learning

Generative AI makes it cheap to produce personalized content at scale, but which variation do you show each customer? Amazon Payments used a multi-objective contextual bandit on Amazon SageMaker AI to personalize an acquisition funnel, achieving a high single-digit conversion lift for one audience, and learning why content, not the model, was the constraint.