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Thu, Nov 12Brief
Today in 30 seconds · Thu, Nov 12

The day in AI

10 stories, biggest first · swipe up to start
01Business

Nvidia: Jensen Huang Resigns as CEO, President and Board Member, Effective Immediately (opens the post on X)

02Model release

Google Launches Gemini 4 Hydrogen, a Fast Gemini 4 Model It Says Is 2.5x Faster Than 3.8 Flash (opens the post on X)

Meet Gemini 4 Hydrogen: built for rapid coding, multimodal synthesis, and everyday workflows. It finishes tasks 2.5x faster than 3.8 Flash and surpasses Argon on the @ArtificialAnlys Intelligence Index.

A Google DeepMind chart comparing Gemini 4 Hydrogen with Claude Sonnet 5.5 and GPT-6.1 Terra on coding, knowledge work, computer use, multimodal, science, and reasoning benchmarks.
9 sources posting
03Funding

Anthropic Publishes Its IPO Site With Q3 Revenue of $17.0B Ahead of a Nasdaq Debut as ANT (opens the post on X)

Our initial public offering: t.co/Ah4BkI2loD Legal disclaimer: Anthropic has filed a registration statement (including a prospectus) with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement (available at: t.co/Z44axxzf9b) and other documents Anthropic has filed with the SEC for more complete information about Anthropic and this offering. You may get these documents for free by visiting EDGAR on the SEC Web site at t.co/94ojsWZTKi. Alternatively, copies of the preliminary prospectus may be obtained from: Goldman Sachs & Co. LLC, Attention: Prospectus Department, 200 West Street, New York, NY 10282, by telephone at (866) 471-2526, or by email at prospectus-ny@ny.email.gs.com; or Morgan Stanley & Co. LLC, Attention: Prospectus Department, 180 Varick Street, 2nd Floor, New York, NY 10014. The securities may not be sold, nor may offers to buy be accepted, prior to the time the registration statement becomes effective. This post is not an offer to sell, or a solicitation of an offer to buy, the securities in any jurisdiction where the offer or sale is not permitted.

04Product

Anthropic Introduces Claude Meetings, Letting Claude Join a Team Video Call and Build Docs Live (opens the post on X)

Introducing Claude Meetings: add Claude to your team’s video call and it builds docs, whiteboards, and other artifacts with you while you’re still talking. Starting to roll out in beta on Team and Enterprise plans.

A video call grid with a smiling participant labeled You, a teammate at the side, and a Claude tile that says Hey team, next to the words Claude Meetings.
3 sources posting
05Security

Unverified: Will DePue Claims Conclusive Evidence That DeepSeek, Moonshot, MiniMax and Ant Group Trained on Banned Nvidia Blackwell Chips (opens the post on X)

I have a major result to share. I’ve found conclusive forensic evidence that the top 4 Chinese AI labs—DeepSeek, Moonshot, MiniMax and Ant Group—have built their newest models on NVIDIA’s most advanced Blackwell chips, which are barred from export to China. This sounds insane, but I discovered that almost every AI model carries a hidden signature of the GPU that trained it. When a model is first set up, the starting values of its weights are laid out in a pattern that depends on the exact GPU. Each combination of GPU and seed number produces a unique pattern—a sort of fingerprint of the hardware used to create the model. Traces of that pattern survive training into the published model. Again, this evidence isn’t based on any insider information or leaking. It’s based on a forensic analysis of the model weights released by the companies themselves. I searched more than six trillion combinations of chip layout and seed number and matched them to open-weights models. In doing so, I found conclusive evidence that six Chinese AI models—including DeepSeek-V4-Pro, Kimi K3, and MiniMax-M3—were initialized on NVIDIA Blackwell systems. Four of the models match Grace Blackwell, the GB200 and GB300 parts in NVIDIA’s flagship liquid-cooled rack-scale systems. I then verified these results on real hardware. Running unmodified PyTorch with the seeds I’d recovered, a Blackwell B300 reproduced DeepSeek-V4-Flash’s untouched starting weights bit for bit, and a rented GB200 reproduced Kimi K3’s to a correlation of 0.999995. A Hopper H100 reproduced none of DeepSeek-V4-Flash’s, and changing the seed by one broke the match. (DeepSeek’s seed is 953049583 by the way.) The method also was verified to match 24 known open-weights models to the hardware that developers said they used. It is exceedingly unlikely that these results are a coincidence. Across six trillion combinations, the best accidental match should reach only about 8 sigma (i.e., eight standard deviations above what random chance would produce). The real matches range from 49 to 1,385 sigma, and even the weakest single test hits 20. These were data-center-scale training runs. With some analysis of release schedules and model details, I estimate that the largest, Kimi K3 and DeepSeek-V4-Pro, used 2,000 to 3,000 Blackwell GPUs each. Clusters of this size cost on the order of $150 to $200 million each to buy, and across these labs alone would add up to more than half a billion dollars of export-controlled GPUs, not counting experimental compute or otherwise. It’s quite likely that we see multi-billion dollar expenditure on export-controlled GPUs. I am highly confident in this result, and it has been independently verified by senior researchers at OpenAI and Anthropic. You can read the full report at t.co/YOtzND0Jqk. There is much more I’ve identified about these models through other forms of checkpoint forensics like this, and will have more to share soon.

A table titled Table 1 showing labs, models, release dates, and the GPU DePue says each model was created on, with six newer DeepSeek, Moonshot, MiniMax, and Ant Group models marked in red as NVIDIA Blackwell, and a note that red requires a U.S. license for export to China.
2 sources posting
06Policy

Bloomberg: OpenAI Backs Bipartisan Bills to Curb China's Access to AI Chips After Huang's Exit (opens the post on X)

>Jensen Huang gets ousted from Nvidia literally 12 hours ago >OpenAI and Anthropic immediately form an alliance to back congress to ban AI chip exports to china This was a targeted takedown.

Screenshot of a Bloomberg article titled OpenAI Joins Groundswell of Support for AI Chip Control Measures, dated November 12, 2026.
4 sources posting
07Business

The Information: Nvidia Is Expected to Slow Its AI Investment Spree After Jensen Huang's Exit (opens the post on X)

JUST IN: *Nvidia ($NVDA) is expected to slow its aggressive AI investment strategy following Jensen Huang's resignation, putting billions in startup funding and credit guarantees at risk, The Information reports.

2 sources posting
08Policy

US Nonprofits Sue OpenAI, Google, Meta and Anthropic, Seeking a Freeze on Advanced AI Development (opens the post on X)

JUST IN: U.S. nonprofits sue OpenAI, Google, Meta, & Anthropic, demanding an immediate freeze on advanced AI development over fears of "catastrophic harm."

1 source posting
09Infrastructure

SpaceX Says Two Supercompute Campuses in Texas and Arizona Represent More Than $74B in Planned Investment (opens the post on X)

SpaceX builds the infrastructure of the future. And we’re committed to making sure the communities where we build share in the benefits →

Workers and a crane raise steel beams against a cloudy sky at a construction site.
10Security

TSMC Says Current and Former Employee Data Was Posted Online Without Authorization (opens the post on X)

2 sources posting

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