Learning Tools

OpenAI's chatbot — the one hundreds of millions use weekly

Google's AI assistant, now on the Gemini 3 model family

Anthropic's AI assistant, built with safety front and center

Google's AI research assistant grounded in your own documents

Learn math, CS, and data science by doing, not watching

AI homework help layered on Chegg's tutoring business

AI math tutoring grounded in cognitive science research

University courses and certificates, AI-personalized

Adaptive math learning game for K-8, now under Discovery Education

Free learning platform with an AI Socratic tutor

Khan Academy's Socratic AI tutor and teaching assistant

AI content detector with sentence-level highlighting

The world's largest student learning platform, now AI-powered

AI study platform used by 15M+ students

Learning marketplace with 220,000+ courses, AI-personalized