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0:00 Nathan’s work at AI2—and his p(doom)
4:36 What does “open source AI” mean?
10:37 How Nathan taught a Llama new tricks
17:41 Pros and cons of open sourcing AI
28:57 Nathan's ATOM Project to boost American open models
37:34 What's behind OpenAI's open source play?
39:56 Geoffrey Hinton's case against open models
44:03 Is the US-China open model rivalry really zero-sum?
51:08 Heading to Overtime
Robert Wright (Nonzero, The Evolution of God, Why Buddhism Is True) and Nathan Lambert (The Allen Institute for AI, https://www.interconnects.ai/). Recorded August 12, 2025.
Twitter: https://twitter.com/NonzeroPods
Nathan’s newsletter:
Overtime titles:
0:00 China's open source ecosystem
4:44 AI threat inflation vs China threat inflation
12:19 Open source AI by the numbers
21:07 Nathan: DeepSeek changed everything
23:27 Is open AI a threat to OpenAI?
28:41 The future of training and compute
32:30 Meta’s and Apple’s AI strategies (or lack thereof)
38:44 Is AI alignment overblown?
Overtime video:
