Core Insights - VideoTutor, founded by Zhao Kai, received its first round of external investment from YZi Labs, led by Binance founder Zhao Changpeng, due to their shared passion for education [1][5] - The company has demonstrated rapid iteration capabilities, with Zhao Changpeng advising to focus on product quality over immediate profitability [2] - VideoTutor is an AI-based problem-solving application that generates solution videos for math problems, primarily targeting standardized tests like SAT and AP [3][4] Company Development - Within 20 days of launch, VideoTutor registered over 30,000 users and achieved over 10 million video views, generating more than 100,000 solution videos [5][11] - The company recently completed a funding round exceeding $11 million, marking it as one of the higher angel round financings in North America for student startups [5] - Zhao Kai's personal journey and educational background significantly influence the company's focus on understanding student needs [6] Product Features - VideoTutor's product includes a geometric parser and a custom animation rendering engine to ensure accuracy in video solutions [8][9] - The application utilizes a two-model system for answer verification, enhancing the reliability of the solutions provided [9] - The time taken to generate a complete solution video is reduced to 60-90 seconds, contrasting with traditional methods that require extensive preparation [10][11] Market Positioning - VideoTutor aims to differentiate itself from competitors by focusing on proactive learning for standardized test preparation, rather than reactive homework assistance [16] - The pricing model is significantly lower than traditional tutoring, with four generated videos costing $3.99 compared to $100-400 per hour for in-person tutoring [16] - Future plans include expanding the product to cover more subjects and educational levels, ultimately aiming to become a personalized AI tutor for students [17][18] Strategic Partnerships - VideoTutor is actively pursuing B2B partnerships, with initial agreements in place with educational institutions in India and collaborations with platforms in the U.S. [18]