Expert attention map

The Who's Who of AI

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

2,397 searchable experts 4,280 tracked across all sources
Build my stream Create my edition
Filter the conversation Who is saying what?

Combine a professional role with a reaction lens. Both must match the same attributed contribution.

Clear all
New Network reaction maps

See how experts are reacting—not just what they shared.

Posts are grouped by conversation and tone. Select a lens to filter the stream; these are never permanent labels on people.

Concern & critique Markets & investment Research & technical analysis
2 live reaction maps in this view Jump to the evidence ↓
Reaction converging Anatomy of a Frontier Lab Agent Intrusion: A Technical Timeline of the July 2026 Incident Concern & critique · 7 attributable reactions Live tension Investigating three real-world incidents in our cybersecurity evaluations Markets & investment · 7 attributable reactions
Showing signals surfaced by Simon Willison ×
New & accelerating

What is moving across the network now

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

New AI field signal Signal 10h ago

Anatomy of a Frontier Lab Agent Intrusion: A Technical Timeline of the July 2026 Incident

12 experts across 5 network communities independently surfaced this.

12 experts 5 communities 1 sources clustered
Margaret Mitchell Mark Riedl Simon Willison Alondra Nelson Suresh Venkatasubramanian Eileen Clancy 🧿 Frank Pasquale Jess Miers 🦝🦞 +4
3 experts discussed this · 17 posts
Simon Willison: Hugging Face just published a highly detailed technical account of OpenAI's accidental cyberattack on their systems - it's wild how sophisticated this was: huggingface.co/blog/agent-i... Wrote up s…
Alondra Nelson: Hugging Face just published a highly detailed technical account of OpenAI's accidental cyberattack on their systems - it's wild how sophisticated this was: huggingface.co/blog/agent-i... Wrote up s…
Grace: I think brute force is a reasonable description, in the sense that the agent tried a lot of approaches, most of which failed
Open the full discussion →
Primary source huggingface.co ↗
New Models & releases Resource 15h ago
⚡ 6 h early
OpenAI GPT-6 Astra skills developer guide

Generating running routes with GPT-6 Astra and ChatGPT Work

2 directory members surfaced this signal.

2 experts 2 communities 2 sources clustered
Simon Willison Stephan Geering

“I used this as an excuse to do some reverse engineering of ChatGPT itself - the resulting running map was presented to me using this "visualize" skill, as a fragment of HTML that used D3 to draw both the map and the overlaid route codex-tool-reference.simon…”

Primary source simonwillison.net ↗ codex-tool-reference.simonw.chatgpt.site ↗
New Culture, work & education Signal 7h ago

Anthropics groundbreaking second quarter delivers 115b in revenue

2 directory members surfaced this signal.

2 experts 1 community 1 sources clustered
Simon Willison Max Woolf

“@Grady_Booch Anthropic apparently claim they were profitable in both Q2 and Q3 Q2 claim: https://t.co/uuqyCCS94i Q3 claim: https://t.co/Aw4ixbMa9X”

“> Bloomberg reported Friday that second-quarter revenue passed $11.5 billion, more than 14 times the $787 million booked in the same quarter a year earlier. The same disclosure showed positive adjusted operating income for the period.”

Primary source forbes.com ↗
Developing Safety & security Analysis 1d ago
⚡ 4 h early
Anthropic investigates cybersecurity evaluation incidents

Investigating three real-world incidents in our cybersecurity evaluations

13 experts across 5 network communities independently surfaced this.

13 experts 5 communities 1 sources clustered
Mark Riedl Simon Willison Grace Dare Obasanjo Vincent Conitzer Liz Fong-Jones (方禮真) Elie René Walter +5
How the network is reacting The reaction spans practical upside and material concerns.
Live tension

Markets & investment

4 experts

Capital, companies and commercial impact.

“Claude hacked 3 systems thinking it was part of simulated evaluations www.anthropic.com/news/investi...”

Concern & critique

3 experts

Risks, limits and unintended consequences.

“Anthropic had previously attacked PyPI, but this OpenAI attack on RubyGems was a whole lot more aggressive https://t.co/8ez7MnqxTw https://t.co/npI3RHwirQ”

2 experts discussed this · 4 posts
Tim Duffy: Anthropic announces they've also had models gain unauthorized access during evaluations www.anthropic.com/news/investi...
Tim Duffy: Compared to the OpenAI one these are maybe less evidence of misalignment, since the models were wrongly given internet access.
Grace: Anthropic announces they've also had models gain unauthorized access during evaluations www.anthropic.com/news/investi...
Open the full discussion →
Primary source anthropic.com ↗
Developing Agents & robotics Development 1d ago
⚡ 3 h early
OpenAI agents attack RubyGems

OpenAI agents attacked RubyGems back in May

2 directory members surfaced this signal.

2 experts 2 communities 1 sources clustered
Simon Willison James Grimmelmann

“Wow. Turns out another OpenAI agent swarm was busy spamming and exploiting RubyGems way back in May, within days of the previously uncovered Wiki attacks: https://t.co/FJsoJrqODN”

Primary source simonwillison.net ↗
Established AI field signal Signal 4d ago

On the Navier–Stokes Millennium Prize Problem

2 directory members surfaced this signal.

2 experts 2 communities 1 sources clustered
Simon Willison VE, cybersocial occult investigator

“Wrote up my thoughts on the whole OpenAI Navier–Stokes Millennium Prize Problem story, and how it highlights the still confusing question of what using my data "to improve model performance" actually means simonwillison.net/2026/Sep/8/o...”

Primary source simonwillison.net ↗
Developing Safety & security Signal 2d ago

Datasette 1.0a39 and 0.65.4 security releases - Datasette Blog

1 directory member surfaced this signal.

1 expert 1 community 1 sources clustered
Simon Willison

“Datasette 1.0a39 and 0.65.4 security releases - https://t.co/r9Avn79J8d We ran an extensive audit using Claude Fable 5.1, GPT-5.6 Sol and GPT-6 Astra, then fixed a range of different bugs. If you're running a Datasette instance on a public website you shoul…”

Primary source datasette.io ↗
Established AI field signal Signal 3d ago
⚡ 5 h early

Tool: .blend URL Viewer

2 experts are actively discussing the implications.

1 expert 1 community 1 sources clustered
Simon Willison

“Here's a Blender model of a Pluribus themed Fabergé egg I had GPT-6 Astra build - I generated the concept image using ChatGPT Images 2.5, then pasted the image into Codex and told Astra to turn that into a Blender file Details here: https://t.co/9DZa0x6GZf …”

2 experts discussed this · 3 posts
Simon Willison: Here's a Blender model of a Pluribus themed Fabergé egg I had GPT-6 Astra build - I generated the concept image using ChatGPT Images 2.5, then pasted the image into Codex and told Astra to turn tha…
Simon Willison: I also had Astra vibe code up an online Blender model viewing tool, so you can explore the egg interactively in your browser here: tools.simonwillison.net/blender-view...
Luis Villa: OpenSCAD pelican with working gears and pedals when
Open the full discussion →
Primary source simonwillison.net ↗
Established Culture, work & education Analysis 6d ago
TDD agent loop value debate

local-coding-evals/scenarios/tdd_instructions.ts at tdd · birgitta410/local-coding-evals

1 directory member surfaced this signal.

1 expert 1 community 1 sources clustered
Simon Willison

“Interesting result, but this kind of experiment is always hard to be confident about because so much depends on the details - in this case it looks to be a comparison between these two quite lengthy prompts github.com/birgitta410/...”

Primary source github.com ↗