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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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Concern & critique Context & explanation Questions & unknowns
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Reaction converging Hugging face model evaluation security incident Concern & critique · 5 attributable reactions
Showing signals surfaced by Tim Kellogg ×
Debated

The questions experts are actively pulling apart

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

Established Evaluation & benchmarks Signal 6d ago
⚡ 1 h early

Hugging face model evaluation security incident

18 experts across 6 network communities independently surfaced this.

Why this matches Questions & unknowns reaction 1 attributable expert contribution · CJ
“OpenAI is begging for money so they don't release a monster when not releasing a monster is in fact very easy. Their systems can all be turned off (and if they can't, uh?) openai.com/index/huggin...” evidence ↗
18 experts 6 communities 1 sources clustered
Ethan Mollick Thomas Steinke Mor Naaman Tim Kellogg Djamé 🟥 Ryan Calo Grace Anna Mills +10
6 experts discussed this · 11 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
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Primary source openai.com ↗
More conversations

What experts are discussing without an anchoring article

4 experts · 21 posts · 2d ago
Tim Kellogg Grace SE Gyges Singularity's Bounty e/cc
Matches Questions & unknowns
“Up to Opus 4.6, Claude was *much* better at code switching in real time. I would catch it downshifting after summarizing an article and my first question (one time I asked and it said "Ha! Busted!"…” evidence ↗
Multiple readings Building & implementation · 2 Questions & unknowns · 1
Grace: Another possibility is that fable is much better than humans at developing task-specific ontologies / semantic neologisms
Grace: Maybe that’s just broke and bespoke combined? (Besproke?)
Open the thread →
4 experts · 17 posts · 17d ago
Tim Kellogg SE Gyges Cameron apenwarr.ca
Matches Questions & unknowns
“what is Anthropic’s plan exactly? Sol kicks ass and they’re just going to *take Fable away???*” evidence ↗
Multiple readings Concern & critique · 1 Questions & unknowns · 1
Tim Kellogg: what is Anthropic’s plan exactly? Sol kicks ass and they’re just going to *take Fable away???*
SE Gyges: i am pretty sure everything they had a plan for turned out not to happen and they're just sort of winging it atm
Open the thread →
4 experts · 11 posts · 8d ago
Tim Kellogg Eli Sennesh Michiel Bontenbal apenwarr.ca
Matches Questions & unknowns
“Why would kimi hosts set their prices based on hosting costs instead of market conditions? The price doesn’t tell us anything about the underlying costs.” evidence ↗
Multiple readings Research & technical analysis · 1 Questions & unknowns · 1
Tim Kellogg: one thing that’s becoming more obvious is that AI labs are not, in fact, fleecing their customers with extraordinarily high prices serving models actually does cost a lot
Michiel Bontenbal: interesting choice for y axis...
Open the thread →
3 experts · 21 posts · 12d ago
Ted Underwood Tim Kellogg James MacGlashan
Matches Questions & unknowns
“Most models, or most frontier models? I know there are lots of hybrid models, but not ones with performance this high. Does OpenAI/Anthropic even release those details? :p GLM 5.2 doesn't seem to u…” evidence ↗
James MacGlashan: An open model with this performance is great, but perhaps more striking is it looks like it's a hybrid model with 3/4th linear attention and 1/4 standard attention. This kind of performance with a …
Tim Kellogg: no most models have been hybrid for the last, oh probably the whole last year
Open the thread →
4 experts · 8 posts · 8d ago
Tim Kellogg Luis Villa jake mackuba.eu
Matches Questions & unknowns
“feels like we’re getting around ~1 unsolved math problem per week solved how long until we become numb to this?” evidence ↗
Reaction converging Opportunity & adoption · 3
Tim Kellogg: feels like we’re getting around ~1 unsolved math problem per week solved how long until we become numb to this?
Tim Kellogg: hello, i would like one (1) quantum gravity, thx
Open the thread →
2 experts · 18 posts · 10d ago
Tim Kellogg Nafnlaus 🇮🇸 🇺🇦
Matches Questions & unknowns
“yo that’s a lot more sophisticated than what i’m getting. how are you getting that? any special tools?” evidence ↗
Multiple readings Research & technical analysis · 1 Questions & unknowns · 1
Tim Kellogg: i think Fable may have massive overhang in 3D printing, curious about Sol
Tim Kellogg: whelp, i have an interlocking piece that it invented, we’ll see
Open the thread →
2 experts · 6 posts · 3d ago
Nikhil Garg Tim Kellogg
Matches Questions & unknowns
“yeah, with Git they already had a mechanism for co-authoring, bc pair programming was a thing — why not just use regular co-authoring?” evidence ↗
Shared emphasis Questions & unknowns · 2
Tim Kellogg: these plagiarism machines are getting out of hand
Nikhil Garg: More seriously, academic credit systems need to figure out publication + credit to handle, "ai proved this, probably" and "ai is acknowledged as proving this"
Open the thread →
2 experts · 11 posts · 16d ago
Tim Kellogg mackuba.eu
Matches Questions & unknowns
“i mean, Anthropic is indeed profitable now, so maybe it is?? loss leaders are a thing” evidence ↗
Shared emphasis Opportunity & adoption · 2
Tim Kellogg: we talk a lot about model costs, but a huge amount of mindshare is created by people on subscriptions, and subscriptions do not have well-advertised costs call it subsidized, but the true cost look…
Tim Kellogg: it’s coming up because people are finding their openai subs to be gastly short of what they expected and this is kinda within bounds
Open the thread →
2 experts · 5 posts · 4d ago
Tim Kellogg Matt Darling
Matches Questions & unknowns
“did you know that Anthropic is currently profitable?” evidence ↗
Tim Kellogg: with my friends & family back home, i always lead with “oh Ed Zitron? yeah he runs a marketing firm that makes money on anti-AI sentiment” and that usually sets the tone
Matt Darling: I usually talk about what our kids are up to, but that works too.
Open the thread →
2 experts · 4 posts · 3d ago
Tim Kellogg jake
Matches Questions & unknowns
“what if we can do better than that though?” evidence ↗
Tim Kellogg: i would love for Anthropic to do an open weights model, like even if it were a Haiku-class model trained for classifiers, that would be amazing just any breadcrumb at all to not look like a total m…
Tim Kellogg: what if we can do better than that though?
Open the thread →
3 experts · 3 posts · 11d ago
Tim Kellogg jake Michiel Bontenbal
Matches Questions & unknowns
“China will offer AI systems to (authoritarian) leaders of the global south. “You like your AI models censored? We have them.”” evidence ↗
Tim Kellogg: i’m kind of split on this one the one hand, i love the message. love open source, democratization, etc. otoh, it’s a very self-serving message for Xi and likely not durable if it doesn’t involve Ch…
Michiel Bontenbal: China will offer AI systems to (authoritarian) leaders of the global south. “You like your AI models censored? We have them.”
Open the thread →
2 experts · 6 posts · 8d ago
Tim Kellogg Gus
Matches Questions & unknowns
“no idea, if you’re interested then DM and we can chat??” evidence ↗
Tim Kellogg: out of curiosity, would anyone pay me to give them career advice? i think i have enough objective evidence that i’m good at it, i just have no idea if there’s even a market there at all
Tim Kellogg: i’m not very good at selling myself, obviously there’s probably a list of like 10 people who i’ve worked with over the years who reliably hmu every time they’re thinking about changing jobs or just…
Open the thread →