Jain: Open-source developers cannot build AI models without massive upfront funding
Arvind Jain · Why OpenAI and Anthropic Won't Win the App Layer | Glean Founder · 20VC with Harry Stebbings · Jul 11, 2026 · at 50:42
Arvin Jain, founder and CEO of Glean, explains why traditional grassroots open-source software development does not work for AI foundation models.
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“They require a lot of upfront investment, which is not open source friendly in many ways. A lot of open source software has been skunk works, like developers is getting no funding associated with them and they still get something built. They couldn't build models that way.”
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