How to Build Viral Products: Lessons from Kevin Weil, VP, OpenAI for Science
Subscribe to DECODE newsletter: https://newsletter.decode.build/
Follow our LinkedIn: / decodesv
Speakers:
Kevin Weil (VP, OpenAI for Science; Ex-CPO, OpenAI)
Shuo Chen (General Partner of IOVC)
How do you build and launch a product that people genuinely love and share?
In this DECODE session, Kevin Weil breaks down how world-class products actually reach virality: starting small, defining a precise problem, focusing on one user segment, and iterating fast with AI-powered tooling.
CHAPTERS
00:00 – Kevin Weil’s journey from physics PhD to product leadership
01:00 – Lessons from Twitter, Instagram, and early startup failures
03:00 – Why you must build for a small group that absolutely loves your product
04:30 – How to define the problem precisely before building
06:00 – Why virality always starts narrow before it expands
07:40 – Using AI tools to build and iterate faster
09:00 – How AI will reinvent every product within five years
11:00 – The “10–30% frontier” and why founders should build where AI barely works
13:00 – How to work with reinforcement learning and thinking models
15:30 – Trust, safety, and integrity in AI products
17:30 – What makes a great product manager and product lead
20:00 – Why agency and bias-removal matter in fast-moving teams
22:00 – Tactical advice founders can apply immediately