Alternatives
Products that do what zTutor does
Your Personal AI Video Tutor
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TLDR: We created a personalised Andrej Karpathy tutor that can response to questions about his Youtube videos in sub 1 second responses (voice-to-voice). We do this using a voice enabled RAG agent. See later in the post for demo link, Github Repo and blog write up. A few weeks ago we released the worlds fastest voice bot, achieving 500ms voice-to-voice response times, including a 200ms delay waiting for a user to stop speaking. After reaching the front page of HN, we thought about how we could take this a step further based on feedback we were getting from the community. Many companies were…
2024 · educationbot.cerebrium.ai
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2022 · wowto.ai
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2025 · youtube.com
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Hello Hacker News, I've built a platform that lets anyone create their own voice-based AI tutor. To showcase what the platform can do, I've created a voice-based AI tutor for Stanford's famous CS229 Machine Learning course. I took the course myself and know how challenging it can be, so I built this to make it easier to follow and stick with. It's free for now (as long as budget lasts) -> https://vivaverbalis.com/ml The goal of my app is simple: Whether you're a student, teacher, or just curious, you can instantly spin up a conversational AI tutor, and share it, with whoever…
2025 · vivaverbalis.com
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