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The Q* hypothesis: Tree-of-thoughts reasoning, process reward models, and supercharging synthetic data
Emergency special: The information we need to understand what Q* is was right in front of us, but the memes are more fun than reality.
Nov 24, 2023
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Nathan Lambert
104
5
19
DeepSeek R1's recipe to replicate o1 and the future of reasoning LMs
Yes, ring the true o1 replication bells for DeepSeek R1 🔔🔔🔔. Where we go next.
Jan 21
•
Nathan Lambert
233
2
34
Behind the curtain: what it feels like to work in AI right now (April 2023)
Fear, FOMO, and the scientific exodus driven by ChatGPT
Apr 5, 2023
•
Nathan Lambert
98
21
4
xAI's Grok 4: The tension of frontier performance with a side of Elon favoritism
An o3 class model, the possibility of progress, chatbot beige, and the illusiveness of taste.
Jul 12
•
Nathan Lambert
75
2
10
DeepSeek V3 and the actual cost of training frontier AI models
The $5M figure for the last training run should not be your basis for how much frontier AI models cost.
Jan 9
•
Nathan Lambert
127
8
20
Burning out
The international AI industry's collective risk.
Oct 25
•
Nathan Lambert
183
22
16
Coding as the epicenter of AI progress and the path to general agents
GPT-5-Codex, adoption, denial, peak performance, and everyday gains.
Sep 18
•
Nathan Lambert
115
13
20
OpenAI's o3: Over-optimization is back and weirder than ever
Tools, true rewards, and a new direction for language models.
Apr 19
•
Nathan Lambert
126
9
GPT-5 and the arc of progress
Overpromising will always lead to some sort of underdelivering, but what we're getting is still phenomenal.
Aug 7
•
Nathan Lambert
122
4
16
GPT-4.5: "Not a frontier model"?
OpenAI's latest model raises more questions than answers, but no, the AI bubble isn't popping quite yet.
Feb 28
•
Nathan Lambert
84
8
5 Thoughts on Kimi K2 Thinking
Quick thoughts on another fantastic open model from a rapidly rising Chinese lab.
Nov 6
•
Nathan Lambert
100
9
20
The American DeepSeek Project
What I think the next goal for the open-source AI community is.
Jul 4
•
Nathan Lambert
114
1
28
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