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J Zac Stein

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2025-11-17
Upstarts Media 2 related

Span, which aims to help companies measure the value of AI-assisted coding, raised $25M in seed and Series A rounds from Alt Capital, Craft Ventures, and others

In April, J Zac Stein took his cofounder Henry Liu out to dinner to pitch him on a new product: a model for detecting when code was generated by AI.

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