Question: Is there a platform that offers AI-powered feedback on sentence construction and word usage for language learners?

If you want a platform that will give you AI-powered advice about sentence structure and word choice if you're learning a language, Grammarly is a good choice. The AI-powered writing assistant offers personalized advice and context-sensitive suggestions to help you write better and faster. With tools like plagiarism detection, citation formatting and generative AI help, Grammarly can help you improve your writing in many different contexts.

Another good option is Praktika, which uses generative AI Avatar Tutors for a personalized, automated 1-1 tutoring experience. It's geared for English language proficiency, but Praktika offers real-time and post-session feedback, progress tracking that adapts to your abilities, and a library of content. Its customized exercises and photorealistic avatars make it a relatively affordable alternative to human tutors.

If you want to practice conversational skills in multiple languages, LangAI is worth a look. The platform offers immediate corrections and feedback to help you sound more fluent, with the ability to correct your mistakes in real time and with speaking and listening exercises. LangAI supports more than 20 languages and includes features like automatic transcription and human-sounding voice responses.

Last, Speak offers personalized, conversational language learning without a human teacher. Its AI Tutor feature lets you have free-form conversations and get feedback on vocabulary and grammar, and it's a good tool for improving your language skills. Integration with OpenAI's automatic speech recognition API means it can understand you accurately and quickly.