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Nathan Lambert

Research Scientist · Allen Institute for AI · North America

Post-training and open models researcher.

Signals · 13

Nathan Lambert
blog · 11d ago

Debating RSI, the US-China Gap, and Jaggedness with JS Denain of Epoch AI — Podcast #19

Nathan Lambert hosts JS Denain of Epoch AI to discuss recursive self-improvement, the US-China AI gap, and capabilities jaggedness.

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Nathan Lambert
blog · 12d ago

The current balance of power in open models — The expanded form of a testimony I prepared for Congress.

Nathan Lambert shared an expanded version of his congressional testimony regarding the balance of power in open-source AI models.

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Nathan Lambert
blog · 14d ago

Why I still haven’t bought into true RSI — An “AI moderate’s” view on recent events and the trajectory of frontier models.

Nathan Lambert explains why he remains skeptical about true recursive self-improvement in frontier AI models.

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Nathan Lambert
blog · 22d ago

Open-Source AI & Open Models Reading List — How to get up to speed on open models and their implications.

Nathan Lambert shared a reading list to help readers understand open-source AI, open models, and their implications.

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Nathan Lambert
blog · 23d ago

One resignation turned the embers of AI fear into a wildfire — Some quick notes on a truly weird week.

Nathan Lambert discusses how a single resignation escalated public fear and concern surrounding artificial intelligence.

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Nathan Lambert
blog · 24d ago

When will average people feel AI’s impact? — We’re <5 years into a compounding revolution which could take a century, and how the AI industry should manage this.

Nathan Lambert discusses when average people will feel AI's impact and how the industry should manage this long-term compounding revolution.

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Nathan Lambert
blog · 25d ago

Latest open artifacts (#24): Motif-3, GLM-5.3, Hy4-preview and open model licenses — The open model ecosystem continues to expand in its breadth

Nathan Lambert highlights the expansion of the open model ecosystem with new releases including Motif-3, GLM-5.3, and Hy4-preview.

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Nathan Lambert
blog · Aug 17

Teaching Everyone to Fish for Tokens — Nvidia wants you building your own model, not buying from Anthropic/OpenAI.

Nvidia is encouraging companies to build custom AI models rather than relying on proprietary systems from OpenAI and Anthropic.

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Nathan Lambert
blog · Aug 14

GLM-5.3: How Chinese labs keep stride with the frontier — Hint: It’s really not a distillation story.

Nathan Lambert
blog · Aug 12

I wrote an AI textbook — how long until AI can do it better? — Reflections on AI's writing ability and how AI models get more capable.

Nathan Lambert
blog · Aug 10

5 useful things you'll learn in my new post-training textbook (shipping now!) — After a few long years of finding time to document my lessons from training open models, my post-training book is done!

Nathan Lambert
blog · Aug 9

Lessons from the hacks — Musings on model alignment, what determines safety, and where we go from here.

Nathan Lambert
blog · Aug 3

Introducing our Artifacts Hub and Adoption Dashboard — Scaling our curation and measurement of the open ecosystem.