Jason Kuperberg is an AI startup co-founder who previously co-founded OthersideAI, the company behind HyperWrite, an AI writing and research assistant. Jason Kuperberg's Twitter Score is 16 out of 1000 as of September 2026, ranking #60,981 among 487,142 tracked accounts.
Jason Kuperberg co-founded OthersideAI, which raised a $2.6 million seed round led by Madrona Venture Group and a subsequent $2.8 million round co-led by Cortical Ventures and Active Capital. As of April 2026, Jason Kuperberg and his co-founder had stepped away from HyperWrite. Jason Kuperberg has since focused on angel investing, with a stated interest in AI infrastructure, developer tools, and consumer AI.
Jason Kuperberg posts on Twitter under @JasonKuperberg and has accumulated 3,162 followers as of September 2026 across 712 posts. Jason Kuperberg has been mentioned by 5 accounts a total of 7 times.
Who follows Jason Kuperberg on X?
The accounts that follow Jason Kuperberg include 61 founders, 23 angel investors, 18 influencers and 2 VCs, among them Jesse Powell, mikedemarais.eth, Martin Shkreli, Gaby Goldberg, Jeff Morris Jr and Robert Scoble.