Key Takeaways Duolingo uses AI and proprietary data to scale growth and strengthen its competitive moat.AI-driven tools cut costs, lifting gross margin 130 bps sequentially to 72.4%.In April, Duolingo launched 148 new courses, its largest expansion in a single quarter.One of Duolingo’s (DUOL) most compelling strengths lies in its strategic leveraging of artificial intelligence and proprietary learner data to drive scalable growth. While many tech companies treat AI as an aspirational promise, Duolingo embed ...