Question: I'm looking for a language learning platform that uses AI to analyze sentences and provide grammar explanations.

One good option is FluentPal, which offers live advice and interactive lessons in seven languages. It offers live conversations with AI instructors, interactive lessons and role-playing exercises to help you learn a language. It also flags errors and offers advice and suggestions, so it can be a good way to improve your communication skills.

Another good option is Teacher AI, which is geared for personalized speaking practice and grammar help. It's available in 25 languages and offers 24/7 practice, with features like bilingual teachers, progress tracking and live grammar help. It's good for people who want to practice speaking regularly and get immediate feedback.

For a more immersive experience, Speak uses AI technology to deliver personalized, conversational language lessons. With features like sophisticated speech recognition and feedback on vocabulary and grammar, Speak offers a more interactive learning environment without a live teacher. It also integrates with OpenAI's chat interface for further tutoring.

Last, SpeakAI offers personalized lessons and scenario-based courses to prepare for real-world conversations. It offers live grammar help and a variety of interactive exercises, so it's good for improving fluency and pronunciation.