ELSA (English Language Speech Assistant) uses AI speech recognition to analyze pronunciation in real-time and provide phoneme-level feedback on accent, fluency, rhythm, and clarity. Used by 28M+ learners in 101 countries to improve spoken English for professional and academic settings.
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AI tutor for students, teacher aide for educators
Khanmigo is Khan Academy's AI tutor powered by GPT-4 that guides students through problems with Socratic questioning rather than giving direct answers. For teachers, it drafts lesson plans, creates rubrics, and generates discussion prompts. Covers K-12 math, science, humanities, and SAT prep.
AI-powered language learning with GPT-4
Duolingo Max introduces Explain My Answer (GPT-4 explanations for every exercise) and Roleplay (AI conversation practice in real-world scenarios). Used by 700M+ language learners globally. AI personalizes lesson difficulty, pacing, and content selection based on individual performance data.
AI learning assistant for online courses
Coursera's Coach AI assists learners throughout courses by answering questions about content, clarifying concepts, providing personalized feedback on assignments, and suggesting related skills to build. Available across 7,000+ courses from top universities and companies.
AI math tutor for kids aged 5-12
Synthesis provides AI-powered math tutoring for children that adapts in real-time to each student's level and learning pace. Originally developed for SpaceX employees' children, it uses game-based problem-solving that builds deep mathematical intuition rather than rote memorization.