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Calvin Kei
Co-founder of thinka.ai
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thinka.ai
AI education platform with personalized practice & feedback
May 2026
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Joined Product Hunt
May 3rd, 2026
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Calvin Kei
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10h ago
thinka.ai - AI education platform with personalized practice & feedback
AI practice with instant marking for AP, SAT and major high school subjects. Generate unlimited questions, get fast feedback, and prepare more effectively.
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