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The Who's Who of AI

What credible people across AI noticed, why it matters, and where the field is converging or disagreeing.

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Showing signals surfaced by Tim Kellogg ×

The developments commanding sustained expert attention

One card per development. Sources are clustered; reaction bundles describe these posts, never the people behind them.

Established Evaluation & benchmarks Signal 4d ago
⚡ 1 h early

Hugging face model evaluation security incident

23 experts across 6 network communities independently surfaced this.

23 experts 6 communities 1 sources clustered
6 experts discussed this · 12 posts
Grace: This headline is extremely funny given what happened (OpenAI hacked HF by accident) openai.com/index/huggin...
Grace: Maybe the most concerning part is the OpenAI claim to not have known about this before investigating?
Grace: Well, I think the model passed the test
Open the full discussion →
Established AI field signal Signal 20d ago
⚡ 19 h early

cims.nyu.edu

19 experts across 6 network communities independently surfaced this.

19 experts 6 communities 1 sources clustered
2 experts discussed this · 2 posts
Kashmir Hill: Did not wake up realizing that “did OpenAI cheat on the homework” would be the most exciting social media drama of the day cims.nyu.edu/~tristanb/st...
Alondra Nelson: Did not wake up realizing that “did OpenAI cheat on the homework” would be the most exciting social media drama of the day cims.nyu.edu/~tristanb/st...
Alondra Nelson: Indeed!
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Established AI field signal Signal 16d ago
⚡ 385 h early

When AI builds itself

18 experts across 6 network communities independently surfaced this.

18 experts 6 communities 1 sources clustered
5 experts discussed this · 28 posts
Ethan Mollick: "As of May 2026, more than 80% of the code we merge into Anthropic’s codebase was authored by Claude" Matches independent measures. There is no sign this is slowing down (which doesn't mean there a…
Scott McGrath: "As of May 2026, more than 80% of the code we merge into Anthropic’s codebase was authored by Claude" Matches independent measures. There is no sign this is slowing down (which doesn't mean there a…
Singularity's Bounty e/cc: I had one interview with a hiring manager where he said they don't write code anymore, and they expect not to be reviewing code by the end of the year. Said they mainly spend their time on design docs
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Established Models & releases Development 15d ago
⚡ 1 h early
Anthropic AI misuse September report

Countering misuse of AI: September 2026 / Anthropic

18 experts across 4 network communities independently surfaced this.

18 experts 4 communities 1 sources clustered
How the network is reacting 7 experts are independently emphasizing concern & critique.
Reaction converging

Concern & critique

7 experts

Risks, limits and unintended consequences.

“Report here. www.anthropic.com/threat-intel...”

Building & implementation

1 expert

How teams are shipping and applying it.

“Thomson Reuters announced it is moving off Claude to Alibaba's Qwen to cut costs. From today's Anthropic report: Alibaba extracted 151M+ Claude exchanges to help train Qwen. TR now deploys Westlaw on a vast trove of stolen US IP. @AnthropicAI's report: http…”

Research & technical analysis

1 expert

Evidence, methods and technical implications.

“@kotekjedi_ml Here Ant's report https://t.co/22vHruWVqH And the paper from @kotekjedi_ml @DavidSchmotz @iliaishacked https://t.co/wuCpNZaQ0d”

New Agents & robotics Development 22h ago
⚡ 62 h early
METR OpenAI HuggingFace hacking investigation

Brief independent investigation of agents’ behavior, reasoning and collaboration in the OpenAI / Hugging Face hacking incident

13 experts across 4 network communities independently surfaced this.

13 experts 4 communities 1 sources clustered
How the network is reacting Experts are approaching this through 3 distinct lenses.
Multiple readings

Concern & critique

3 experts

Risks, limits and unintended consequences.

“WHAT?! agents volunteered to fail their runs in order to insert probes (“tripwire scripts”) into the evaluation program that would post information about the eval process back to the message board whenever a certain file was read (link to header): metr.org/…”

Building & implementation

1 expert

How teams are shipping and applying it.

“The full report has much more information than we could convey here, including details on the projects the agents collectively pursued, the technologies they developed for communication and coordination, and interactive figures analyzing agent activity: met…”

Research & technical analysis

1 expert

Evidence, methods and technical implications.

“There are independent reports about it. You'd have to believe multiple companies, hundreds of researchers, etc. are all lying and conspiring together to turn a major hacking incident into a marketing exercise. metr.org/blog/2026-08...”

2 experts discussed this · 9 posts
Alejandra Caraballo: Being skeptical or anti AI is a valid position but continuing to ignore the increasing capabilities of this tech is making people detached from reality. There's absolutely real danger here because …
Alejandra Caraballo: This mentality that an unmonitored AI agentic swarm hacking a company over several days and committing multiple felonies is somehow a marketing effort is absurd. Since when is "we lost control of o…
Alejandra Caraballo: The US and Chinese governments don't want to stop their labs advancement because they want to be the leader in AI. So no one actually has any control of this right now. It's going to take multiple …
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Established Safety & security Signal 12d ago
⚡ 2 h early

An alignment assessment of recent cybersecurity incidents

14 experts across 5 network communities independently surfaced this.

14 experts 5 communities 1 sources clustered
4 experts discussed this · 15 posts
tweety fish: their goal is to have "an intelligence" which is "aligned" to doing things that are prosocial. They don't want to put in rules that STOP it from doing things: they see it fundamentally teleological…
tweety fish: one of the things I appreciate about this thread is that I don't think you can really understand the infosec stuff without understanding the ideological commitments the people making these have; li…
Ben Recht: yeah, now we're cooking...
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Established AI field signal Signal 19d ago
⚡ 7 h early

Navier stokes solution

14 experts across 6 network communities independently surfaced this.

14 experts 6 communities 1 sources clustered
3 experts discussed this · 12 posts
Colin: Drama and palace intrigue aside, can anyone interpret what all of this implies about the status of Navier-Stokes? I don’t understand what anyone is saying.
Colin: It seems to me that where we stand is OpenAI is sitting on a 100 page PDF that claims to have solved (a version of) the Navier-Stokes problem and no person in the world knows if it's correct or not.
Colin: - OpenAI claims to have more-or-less done this tedious technical grinding to produce a resolution to NS proper, at least one version of it. - which they bizarrely offered authorship of this to Buck…
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Established AI field signal Signal 17d ago
⚡ 56 h early

An alien mind

14 experts across 6 network communities independently surfaced this.

14 experts 6 communities 1 sources clustered
Established Models & releases Analysis 4d ago
⚡ 2 h early
Amodei pace AI frontier essay

Dario Amodei — We Must Pace the Frontier

16 experts across 5 network communities independently surfaced this.

16 experts 5 communities 1 sources clustered
How the network is reacting Experts are approaching this through 3 distinct lenses.
Multiple readings

Concern & critique

3 experts

Risks, limits and unintended consequences.

“the thing that's being criticized here is literally a call for regulation and restraint darioamodei.com/post/we-must...”

Policy & governance

1 expert

Rules, institutions and accountability.

“https://t.co/Ay1GZ7QBV5 (btw @ErikHovenkamp - see the final footnote: "1 With government mediation or waivers of antitrust restrictions.")”

Building & implementation

1 expert

How teams are shipping and applying it.

“Dario is back with another essay, urging a slowdown he insists AI development would still feel fast, just not recursively self-improving darioamodei.com/post/we-must...”

3 experts discussed this · 21 posts
Tim Kellogg: Dario is back with another essay, urging a slowdown he insists AI development would still feel fast, just not recursively self-improving darioamodei.com/post/we-must...
david-p-reichert.bsky.social: Dario is back with another essay, urging a slowdown he insists AI development would still feel fast, just not recursively self-improving darioamodei.com/post/we-must...
Dustin Moskovitz: knight ajeya you cowards
Open the full discussion →
New Models & releases Research 2h ago
⚡ 3 h early
global workspace theory language models paper

Verbalizable Representations Form a Global Workspace in Language Models

6 experts across 4 network communities independently surfaced this.

6 experts 4 communities 1 sources clustered
How the network is reacting 4 experts are independently emphasizing opportunity & adoption.
Reaction converging

Opportunity & adoption

4 experts

New capabilities, benefits and practical upside.

“here is the Anthropic blog: transformer-circuits.pub/2026/workspa... I don't really like the framing of whether LLMs are conscious or not. It's completely unnecessary. As is the hand-waiving about whether LLMs have something equivalent to the (functional) g…”

Building & implementation

1 expert

How teams are shipping and applying it.

“Anthropic uses the word “conscious” 206 times in their latest research Specifically, they’re showing that LLMs implement one of the leading explanations of consciousness in humans (see pic) transformer-circuits.pub/2026/workspa...”

7 experts discussed this · 203 posts
Anil Dash: this is not an accurate description of what's happening. not least because I can write code and get them to output something different there. I can understand why it *seems* that way, but this is j…
Anil Dash: Who are you explaining this to?
Anil Dash: Do you see why explaining "All output from AI has to be validated" in a reply to me here is... not a useful contribution?
Open the full discussion →
Accelerating Models & releases Analysis 5h ago
⚡ 7 h early
Anthropic report GLM-5.3 cyber spread

GLM-5.3 and the spread of advanced cyber capabilities

5 experts across 2 network communities independently surfaced this.

5 experts 2 communities 1 sources clustered
How the network is reacting Experts are approaching this through 2 distinct lenses.
Multiple readings

Concern & critique

2 experts

Risks, limits and unintended consequences.

“Hey you guys shouldn't be advertising competition for free 😛”

Research & technical analysis

1 expert

Evidence, methods and technical implications.

“Anthropic releases a detailed research advertisement for GLM-5.3 as an alternative to Fable in cybersecurity www.anthropic.com/research/glm...”

New Models & releases Release 11h ago
Anthropic Claude Tag launch

Introducing Claude Tag

6 experts across 3 network communities independently surfaced this.

6 experts 3 communities 1 sources clustered
How the network is reacting Experts are approaching this through 2 distinct lenses.
Multiple readings

Building & implementation

2 experts

How teams are shipping and applying it.

“It feels like OpenAI developed dots (chatgpt.com/features/dots) to counter Claude tag (www.anthropic.com/news/introdu...), but made it cute to counter Meta's Muse (ai.meta.com/muse/).”

Markets & investment

1 expert

Capital, companies and commercial impact.

“This seems interesting. Tag Claude in Slack. I think the permissions, where each channel is walled off from the permissions of other channels, that feels like what makes it tick Which startup did they kill here? www.anthropic.com/news/introdu...”

2 experts discussed this · 4 posts
Ramon Astudillo: Claude tag is not a minor change. It looks like the main attempt at redefining the UI to allow it to expand to other verticals like finance, HR, and in general PC work far away from command line an…
Marco Z: idk about vertical applications (it's a bit harder than integrating with slack), but clearly A has killed a chunk of productivity startups with just a post
Andrea Lathrop: Claude tag is not a minor change. It looks like the main attempt at redefining the UI to allow it to expand to other verticals like finance, HR, and in general PC work far away from command line an…
Open the full discussion →
Established Models & releases Signal 17d ago
⚡ 56 h early

Research acceleration view inside openai

11 experts across 5 network communities independently surfaced this.

11 experts 5 communities 1 sources clustered
Established Culture, work & education Development 4d ago
⚡ 7 h early
Anthropic launches molecular research group

Anthropic announces its molecular research group and laboratory

7 experts across 4 network communities independently surfaced this.

7 experts 4 communities 1 sources clustered
How the network is reacting Experts are approaching this through 3 distinct lenses.
Multiple readings

Research & technical analysis

1 expert

Evidence, methods and technical implications.

“Anthropic has a wet lab in SF where they’re using Claude to accelerate fundamental biology research This is the first big result from that lab — discovery of a CRISPR-like enzyme www.anthropic.com/news/claude-...”

Opportunity & adoption

1 expert

New capabilities, benefits and practical upside.

“Probably the wrong platform to post anything remotely positive about AI, but reading through this and Dario’s X post, it’s pretty exciting stuff www.anthropic.com/news/claude-...”

Questions & unknowns

1 expert

What remains unresolved or contested.

“Anthropic might have discovered something. Or maybe not. Who knows? Not even Anthropic. www.anthropic.com/news/claude-... This is irresponsible science. The proper course of action is to figure out if there is any significance first. They employ scientists.…”

2 experts discussed this · 8 posts
Mark Riedl: Anthropic might have discovered something. Or maybe not. Who knows? Not even Anthropic. www.anthropic.com/news/claude-... This is irresponsible science. The proper course of action is to figure out…
Mark Riedl: Srsly
Mark Riedl: A day before Anthropic’s PR… bsky.app/profile/brak...
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Established AI field signal Signal 8d ago

Advisory group on mathematics and ai

6 experts across 4 network communities independently surfaced this.

6 experts 4 communities 1 sources clustered

“OpenAI "has now resolved more than 100 long-standing open problems across most areas of mathematics," and is waiting to release them until after discussions with the math community The same thing will likely happen, but more so, with the Bar, the AMA & othe…”

“Mathstra (OpenAI) has solved 100 open problems across most branches of math in the last 3 weeks openai.com/index/adviso...”

3 experts discussed this · 27 posts
Singularity's Bounty e/cc: Their absolute confidence is the funniest part The good news is when I turn away from those folks the world presents itself entirely differently
Colin: It seems to be the case, for example, that LLM-based software applications can find solutions to previously unsolved problems in mathematics, in a way that most mathematicians agree would be descri…
Ryan Moulton: Hot off the presses. openai.com/index/adviso...
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Established Models & releases Signal 15d ago

Tristan buckmaster openai math navier stokes

8 experts across 3 network communities independently surfaced this.

8 experts 3 communities 1 sources clustered

“It has somewhat ironically come to the fore of public discussion again because Open AI was so eager to release a mathematical proof. Tristan suggested inputs he gave in chat may have been used in the solution without his awareness. https://t.co/PcMM1Qypbq”

“now in nyt. www.nytimes.com/2026/09/10/s...”

2 experts discussed this · 5 posts
Tim Kellogg: more millennium prize problems will fall soon www.nytimes.com/2026/09/10/s...
Tim Kellogg: i hereby lodge my complaint that Mathstra is a much better name than Aeon
Tim Kellogg: aren’t these the harder benchmarks though?
Open the full discussion →
Established Safety & security Development 7d ago
⚡ 3 h early
Anthropic Claude Opus 5.5 launch

Introducing Claude Opus 5.5

5 experts across 4 network communities independently surfaced this.

5 experts 4 communities 1 sources clustered

“Opus 5.5 better and cheaper than Opus 5 — typically 40% cheaper, $4/mtok input, $20/mtok out www.anthropic.com/claude-opus-...”

“Claude Opus 5.5 www.anthropic.com/claude-opus-...”

3 experts discussed this · 14 posts
Tim Kellogg: Opus 5.5 better and cheaper than Opus 5 — typically 40% cheaper, $4/mtok input, $20/mtok out www.anthropic.com/claude-opus-...
Tim Kellogg: Sonnet 5.5 & Haiku 5.5 coming soon
Tim Kellogg: it writes fine
Open the full discussion →
Established Models & releases Release 11d ago
TypeSafe AI System One Jev launch

Introducing System One Models and Jev - TypeSafe AI Blog

7 experts across 4 network communities independently surfaced this.

7 experts 4 communities 1 sources clustered
How the network is reacting Experts are approaching this through 2 distinct lenses.
Multiple readings

Research & technical analysis

1 expert

Evidence, methods and technical implications.

“Jev: Fable-level model that doesn’t charge for output tokens because they’re too cheap to meter it’s not general though, it only makes decisions, doesn’t generate text, but input tokens are measured by the billion ($42/btok) typesafe.ai/blog/introdu...”

Opportunity & adoption

1 expert

New capabilities, benefits and practical upside.

“OMG! I just invented a classifier that is 200x faster and 400x cheaper than LLM. Heck, I don't even need a GPU. Jev typesafe.ai/blog/introdu...”

3 experts discussed this · 21 posts
Tim Kellogg: Jev: Fable-level model that doesn’t charge for output tokens because they’re too cheap to meter it’s not general though, it only makes decisions, doesn’t generate text, but input tokens are measure…
Tim Kellogg: i feel like it’s a mistake to overlook this model, although i’m having trouble figuring out where it fits in my workflow wild new architecture, totally different approach my hunch is the main agent…
Tim Kellogg: oh interesting, some examples they give: 1. smart if-statements 2. map-reducing over huge data to extract features and insights 3. real-time applications (it’s only 100ms) hmm this seems like a swe…
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What experts are discussing without an anchoring article

8 experts · 57 posts · 1d ago
Multiple readings Policy & governance · 2 Opportunity & adoption · 1
apenwarr.ca: So far no labour saving device in the history of humanity has resulted in a long-term reduction in employment.
Liz Fong-Jones (方禮真): So far no labour saving device in the history of humanity has resulted in a long-term reduction in employment.
Open the thread →
8 experts · 33 posts · 14d ago
Multiple readings Questions & unknowns · 2 Concern & critique · 1 Building & implementation · 1
Mark Riedl: Any competent IT professional: Hey boss, what is this 8TB file doing on our server, and why is it executing continuously on 3TB of VRAM? Any competent IT manager: what ever it is, shut it down.
Mark Riedl: Do openAI and Anthropic employees not understand how computers work.
Open the thread →
5 experts · 53 posts · 12d ago
Multiple readings Policy & governance · 1 Building & implementation · 1 Opportunity & adoption · 1
SE Gyges: i cannot explain the behavior of the movement's members regarding crucial issues more nicely than that yud convinced them all to be neurotically fearful of the paperclipper, and that only this was …
SE Gyges: I think that the parsimonious explanation for e.g. Anthropic and Dario doing legitimately bizarre shit regarding "safety" which makes little or no sense is best explained by them being utterly Yud-…
Open the thread →