<ul data-eligibleForWebStory="true">Duolingo laid off around 10% of its contractor workforce, including translators, as part of its pivot to an AI-first approach.CEO Luis von Ahn emphasized AI's role in launching 148 new language courses within a year.Quality of Duolingo courses remains controversial; users raised concerns about translations and grammar.Specific AI model used by Duolingo for course creation has not been publicly disclosed.The article suggests that instead of relying on Duolingo, learners could generate AI-generated content themselves.The AI tools at Duolingo are increasingly taking over tasks like content translation and course development.Users on platforms like X and Reddit have criticized the quality of Duolingo's language courses.The company claims that their courses meet rigorous quality standards, but some users have differing opinions.It is speculated that Duolingo may be using models from organizations like OpenAI or xAI for course creation.The article questions the need for Duolingo as a middleman in consuming AI-generated language learning content.Concerns have been raised regarding the accuracy of translations and the grammar in Duolingo courses.Duolingo's shift to an AI-first approach has resulted in increased use of AI tools for various tasks.The CEO's email highlighted how AI technology has enabled the rapid expansion of language courses.The company's move towards AI tools has raised questions about the quality of language courses offered.The debate continues about the effectiveness of AI-generated content in language learning.Duolingo's decision to rely more on AI tools has sparked discussions about the future of language learning platforms.