Duolingo Launches Its Biggest Expansion Yet With 148 New Courses

Duolingo Inc. (NASDAQ: DUOL) has launched 148 new language courses, marking its largest expansion ever. The update more than doubles its existing catalog and makes top non-English languages like Spanish, French, and Mandarin available in all 28 interface languages. This rapid rollout, powered by generative AI, opens global access to language learning and benefits over a billion users worldwide.

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