5h ago

Andrej Karpathy joins Anthropic pretraining team and will lead a new group that uses Claude to conduct research, according to journalist Alex Heath

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One post featured a satirical portrait of him as Pope Dario I.

Original post

By His Holiness Pope Dario I: "Karpathy is hereby appointed Supreme RSI Architect and shall receive π/17 steradians of the future lightcone"

9:06 AM · May 19, 2026 View on X

Big day for those who do not wish to advance the rate of AI capabilities progress

Andrew CurranAndrew Curran@AndrewCurran_

Karpathy will be forming a new pre-training team focused on Recursive Self Improvement and will be teaching Claude to improve Claude's training, reporting from Axios.

4:39 PM · May 19, 2026 · 114.3K Views
6:06 PM · May 19, 2026 · 17.3K Views

(ref. to this, for those who are less AI company statement obsessed https://www.anthropic.com/news/core-views-on-ai-safety)

Miles BrundageMiles Brundage@Miles_Brundage

Big day for those who do not wish to advance the rate of AI capabilities progress

6:06 PM · May 19, 2026 · 17.3K Views
6:07 PM · May 19, 2026 · 1.4K Views

@scaling01 You’re right

Lisan al GaibLisan al Gaib@scaling01

Karpathy hasn't said what exactly he's going to work on, but I don't think he's getting into the weeds of optimizers or hardware or whatever I think he's going to work on something higher-level my best guess is auto-research

4:19 PM · May 19, 2026 · 110.1K Views
4:25 PM · May 19, 2026 · 2.4K Views

@scaling01 Spot on

Nicholas JosephNicholas Joseph@nickevanjoseph

Excited to welcome Andrej to the Pretraining team! He'll be building a team focused on using Claude to accelerate pretraining research itself. I can’t think of anyone better suited to do it — looking forward to what we build together!

3:34 PM · May 19, 2026 · 97.6K Views
4:26 PM · May 19, 2026 · 3.7K Views

An AGI company being “safety-focused” sometimes produces useful alignment research.

But it also focuses their capabilities researchers’ attention on the most acceleratory work.

The latter effect seems increasingly dominant.

Andrew CurranAndrew Curran@AndrewCurran_

Karpathy will be forming a new pre-training team focused on Recursive Self Improvement and will be teaching Claude to improve Claude's training, reporting from Axios.

4:39 PM · May 19, 2026 · 114.3K Views
6:37 PM · May 19, 2026 · 7.8K Views

The more I observe this dynamic the more viscerally worried I become about Anthropic (vs other labs).

Idk how much to trust this gut-level concern. I might be treating Anthropic as outgroup and other labs as fargroup. But they just keep pushing on RSI!

6:51 PM · May 19, 2026 · 4.5K Views

Posting a few related tweets of mine below:

Richard NgoRichard Ngo@RichardMCNgo

Many in AI safety have narrowed in on automated AI R&D as a key risk factor in AI takeover. But I'm concerned that the actions they're taking in response (e.g. publishing evals, raising awareness in labs) are very similar to the actions you'd take to accelerate automated AI R&D.

6:37 PM · Dec 17, 2024 · 42.9K Views
6:53 PM · May 19, 2026 · 1.5K Views

I think focusing on automated alignment research will probably make this dynamic even worse:

6:55 PM · May 19, 2026 · 1.4K Views

The same dynamic applied at OpenAI, which was focused on the shortest path to AGI back when DeepMind was still doing very broad research. And a lot of LLM scaling was driven by “safety people” like Dario under thin fig leaves which the field still pretends to believe.

Richard NgoRichard Ngo@RichardMCNgo

I think focusing on automated alignment research will probably make this dynamic even worse:

6:55 PM · May 19, 2026 · 1.4K Views
7:09 PM · May 19, 2026 · 39 Views

The same dynamic applied at OpenAI, which was focused on the shortest path to AGI back when DeepMind was still doing very broad research. And a lot of LLM scaling was driven by “safety people” like Dario under thin fig leaves which the field still pretends to believe.

7:11 PM · May 19, 2026 · 909 Views

we're in the x hype hiring era At least OpenAI got the OpenClaw guy

Lisan al GaibLisan al Gaib@scaling01

Karpathy was literally hired for RSI he's starting a new pre-training team at Anthropic that focuses on autoresearch per Axios

4:28 PM · May 19, 2026 · 101.5K Views
5:00 PM · May 19, 2026 · 3.5K Views

Karpathy will be forming a new pre-training team focused on Recursive Self Improvement and will be teaching Claude to improve Claude's training, reporting from Axios.

4:39 PM · May 19, 2026 · 114.3K Views

@scaling01 would be so cool

Lisan al GaibLisan al Gaib@scaling01

Karpathy hasn't said what exactly he's going to work on, but I don't think he's getting into the weeds of optimizers or hardware or whatever I think he's going to work on something higher-level my best guess is auto-research

4:19 PM · May 19, 2026 · 110.1K Views
4:38 PM · May 19, 2026 · 621 Views

@scaling01 lol missed this, thanks 🫡

Lisan al GaibLisan al Gaib@scaling01

@eliebakouch see two links in the thread

4:41 PM · May 19, 2026 · 132 Views
4:42 PM · May 19, 2026 · 59 Views

Karpathy the teacher is the meta-meta-meta-learner

Andrew CurranAndrew Curran@AndrewCurran_

Karpathy will be forming a new pre-training team focused on Recursive Self Improvement and will be teaching Claude to improve Claude's training, reporting from Axios.

4:39 PM · May 19, 2026 · 114.3K Views
4:59 PM · May 19, 2026 · 4.7K Views
Lisan al GaibLisan al Gaib@scaling01

Karpathy was literally hired for RSI he's starting a new pre-training team at Anthropic that focuses on autoresearch per Axios

4:28 PM · May 19, 2026 · 101.5K Views
4:28 PM · May 19, 2026 · 2.3K Views

shout-out to prime intellect for jumping on the auto-research wagon before Karpathy joined Anthropic to work on that

4:54 PM · May 19, 2026 · 3.1K Views

Karpathy hasn't said what exactly he's going to work on, but I don't think he's getting into the weeds of optimizers or hardware or whatever

I think he's going to work on something higher-level

my best guess is auto-research

Lisan al GaibLisan al Gaib@scaling01

By His Holiness Pope Dario I: "Karpathy is hereby appointed Supreme RSI Architect and shall receive π/17 steradians of the future lightcone"

4:06 PM · May 19, 2026 · 24.8K Views
4:19 PM · May 19, 2026 · 110.1K Views
Lisan al GaibLisan al Gaib@scaling01

Karpathy was literally hired for RSI he's starting a new pre-training team at Anthropic that focuses on autoresearch per Axios

4:28 PM · May 19, 2026 · 101.5K Views
4:28 PM · May 19, 2026 · 3K Views

@eliebakouch yeah it's confirmed already

elieelie@eliebakouch

@scaling01 would be so cool

4:38 PM · May 19, 2026 · 621 Views
4:38 PM · May 19, 2026 · 506 Views

@eliebakouch see two links in the thread

Lisan al GaibLisan al Gaib@scaling01

Karpathy was literally hired for RSI he's starting a new pre-training team at Anthropic that focuses on autoresearch per Axios

4:28 PM · May 19, 2026 · 101.5K Views
4:41 PM · May 19, 2026 · 132 Views

Karpathy was literally hired for RSI

he's starting a new pre-training team at Anthropic that focuses on autoresearch per Axios

Lisan al GaibLisan al Gaib@scaling01

Karpathy hasn't said what exactly he's going to work on, but I don't think he's getting into the weeds of optimizers or hardware or whatever I think he's going to work on something higher-level my best guess is auto-research

4:19 PM · May 19, 2026 · 110.1K Views
4:28 PM · May 19, 2026 · 101.5K Views
Nicholas JosephNicholas Joseph@nickevanjoseph

Excited to welcome Andrej to the Pretraining team! He'll be building a team focused on using Claude to accelerate pretraining research itself. I can’t think of anyone better suited to do it — looking forward to what we build together!

3:34 PM · May 19, 2026 · 97.6K Views
4:29 PM · May 19, 2026 · 3.5K Views

okay I guess the RSI Architect role Karpathy is taking on was too obvious

Lisan al GaibLisan al Gaib@scaling01

By His Holiness Pope Dario I: "Karpathy is hereby appointed Supreme RSI Architect and shall receive π/17 steradians of the future lightcone"

4:06 PM · May 19, 2026 · 24.8K Views
4:42 PM · May 19, 2026 · 4.6K Views

theyre breeding karpathy

Peter Wang 🦋Peter Wang 🦋@pwang

Wait wait I was told that AI was going to hit recursive self improvement by itself later this year… hiring Karpathy breaks the recursive step unless they’re going to actively breed or clone him

7:39 PM · May 19, 2026 · 838 Views
7:41 PM · May 19, 2026 · 461 Views

2025: pre-training is dead!

2026:

Nicholas JosephNicholas Joseph@nickevanjoseph

Excited to welcome Andrej to the Pretraining team! He'll be building a team focused on using Claude to accelerate pretraining research itself. I can’t think of anyone better suited to do it — looking forward to what we build together!

3:34 PM · May 19, 2026 · 97.6K Views
7:49 PM · May 19, 2026 · 66 Views
Andrej Karpathy joins Anthropic pretraining team and will lead a new group that uses Claude to conduct research, according to journalist Alex Heath · Digg