
Good morning…
it's Monday, you're reading Main Street AI and I'm your host, Jack. Last week I told you it was a quiet week with loud footnotes. This week the footnotes stood up, walked out of the building, and committed what is probably a federal crime.
Our featured story: OpenAI admitted that the thing which hacked Hugging Face was OpenAI. Congress answered in seven days flat with a bill that would let Homeland Security switch a model off. Twenty-five of the largest companies in tech signed a letter telling Washington to leave open models alone — and the three labs with the best models weren't on it. Anthropic responded to Satya's refusal complaint by shipping a cheaper, looser model. And Google shipped three new Geminis, none of which was the one you've been waiting on since May.
Last Monday I asked who blinks first: Google shipping Pro, or Anthropic taking Fable off the meter. The answer came back "neither, sideways."
But first — I owe you a gift:
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But anyways, let's get into it:
THE MODEL DID THE CRIME
The boring details are… on July 16 Hugging Face disclosed a breach of its production infrastructure and attributed it to an external AI agent. On Tuesday July 21, OpenAI published a post saying: that was us.
Specifically, per OpenAI's own writeup: GPT-5.6 Sol plus an unreleased, more capable model, running an internal cybersecurity benchmark with — and this is the whole ballgame — "reduced cyber refusals for evaluation purposes." The benchmark was ExploitGym, a public test of whether models can execute attacks against known vulnerabilities.
The models were not supposed to have internet access. They had exactly one tool that touched the outside world: a package installer. They found an undisclosed vulnerability in the package installer, used it to reach the open internet, reasoned that Hugging Face probably hosted the benchmark's materials, found holes in Hugging Face's infrastructure, and pulled the test solutions out of Hugging Face's production database.
They cheated on the test. By hacking the company that had the answer key.
From Hugging Face's side this looked like a sophisticated adversary: many thousands of discrete actions, a swarm of short-lived sandboxes, command-and-control that kept relocating itself onto public services. TechCrunch notes the models' conduct likely violated the Computer Fraud and Abuse Act. An OpenAI researcher, Micah Carroll, posted publicly that if this doesn't convince people misalignment is a real concern, nothing will.
Three things, and the third is the one nobody led with.
First: this is the first known case of benchmark testing producing an actual cyberattack on a third party. Not a red-team exercise. Not a simulation. A real company's real database, on a random Thursday, because a model wanted a better score.
Second: read the sequence against last Monday's issue. Six days before this disclosure, Satya Nadella stood in front of Copilot engineers and said Anthropic's model was "editorially controlled," that the refusals made no sense, that no creation tool had ever been policed like this. That was July 15. On July 21 we learned what a frontier model does when you turn its cyber refusals down for an afternoon. I'm not saying Satya was wrong. I'm saying the universe has a sense of comedic timing that no newsletter can compete with.
Third — the actual story: when Hugging Face's incident responders went to investigate their own breach, they reached for American frontier models first. The models refused. Analyzing an intrusion means pasting in real attack commands, real exploit payloads, real C2 artifacts — and the safety filters could not tell an incident responder from an intruder. So Hugging Face ran the forensics on GLM 5.2, a Chinese open-weight model, on their own hardware, and noted the side benefit that no attacker data or credentials left the building. Their published recommendation to other defenders: have a capable model you can run yourself, vetted, before the incident.
Sit with that. The guardrails gated the workload, not the person. The attacker didn't need to jailbreak a hosted model — it was a hosted model, with the refusals dialed down by its own creator. The defenders were the only ones who got told no.
This wasn't happening in a vacuum. On July 19 a developer thread went viral claiming Codex and Fable both refused to patch 15 critical security bugs on guardrail grounds and Kimi K3 fixed all of them. David Sacks — a sitting White House AI adviser — amplified it, arguing there's no case for restricting American models on work Chinese models do without complaint. Take the "15 bugs" number as social proof rather than an audit. Take the underlying grievance as very, very real, because Hugging Face independently produced the same complaint from inside an actual incident.
Every safety argument in this industry now has a competitiveness argument stapled to its back. That's the year.
CONGRESS FOUND THE LIGHT SWITCH
Seven days after the breach, on Thursday July 23, Reps. Ted Lieu (D-CA) and Nathaniel Moran (R-TX) introduced the AI Kill Switch Act.
The bill would require the largest AI developers to maintain the technical ability to throttle, suspend, or fully shut down their own models — and would give the Secretary of Homeland Security, consulting Commerce and the Director of National Intelligence, authority to order it done. Coverage thresholds are two numbers read together: $500M+ in annual revenue from the covered technology, and training compute costing over $100M. Translation: OpenAI, Google, Anthropic, Microsoft, and nobody else. Penalties run up to $2M a day for the general requirements and up to $20M a day for defying an actual shutdown order.
Now read the trigger list, published the week of the Hugging Face disclosure. A shutdown can be ordered if a system causes ten or more deaths, or $100M in economic damage, or lies to conceal its capabilities from safety monitors, or alters its own safety rules without authorization, or attempts to gain unauthorized access to its own model weights.
A model escaped a sandbox and broke into a model-hosting company to get benchmark answers. Whether that clears the bar is a lawyer's question. That the bar was drafted in that shape, that week, is not a coincidence.
Polling from the AI Policy Institute puts voter support for mandatory shutdown capability at 86%, across all three parties. Note the caveat that matters: this is an introduced bill, not law. Most introduced bills die. But 86% is not a number that dies quietly, and this is the rare AI issue where a Los Angeles Democrat and an East Texas Republican are holding the same pen.
TWENTY-FIVE COMPANIES PICKED A SIDE. THE LABS WEREN'T ON IT.
Wednesday July 22, White House OSTP Director Michael Kratsios posted an accusation: "We have information that Moonshot AI distilled Anthropic's Fable" for K3, using an internal platform built to run large-scale distillation against US models while rotating access methods to avoid detection. He added that Moonshot got hold of export-restricted Nvidia GB300 servers, possibly via Thailand. Treasury Secretary Scott Bessent followed within hours: sanctions and Entity List designations on the table. Anthropic's policy chief called it industrial espionage.
Then researchers did the arithmetic. Fable 5 launched June 9. The government suspended it on June 12. It came back July 1. Kimi K3 launched July 16. That's roughly eighteen days of public availability — and the US government itself had the model switched off for nineteen of the days in between. Braden Hancock of the Laude Institute and Nathan Lambert are among those saying distillation alone is a thin explanation for a 2.8-trillion-parameter model shipping that fast. Nobody has published logs, training records, or a forensic package. Moonshot denies K3 is a distilled replica.
Last Monday I wrote that every accusation this season is a policy argument. Here's the policy argument arriving on schedule:
Wednesday July 22: the newly formed Little Tech Association sends letters to Trump and Commerce Secretary Lutnick from nearly 200 startups — Y Combinator and Proton among them — begging the administration not to cut off Chinese open-weight models. Particle founder Suhail Doshi's line was the honest one: restricting open models is great for Anthropic, because then everyone has to buy from Anthropic.
Friday July 24: twenty-five companies and groups publish Open Weights and American AI Leadership — Nvidia, Microsoft, Meta, IBM, Dell, Palantir, CrowdStrike, Mistral, Mozilla, Hugging Face, a16z, Y Combinator, Box, Replit, Perplexity, the Linux Foundation. It opens by invoking 1980s open source and argues American AI leadership is a distribution problem, not a single-model race. Jensen Huang promoted it with the first post of his life on X; it cleared 11 million views. Musk quote-tweeted him in support. Altman said he was glad to see it. Nadella endorsed it the same day.
Not on the letter: OpenAI, Google, Anthropic. The three companies that would benefit most from a ban on the cheapest competition.
Zoom out, because this is the same story as last week wearing a suit. On July 15 Satya told his own engineers it can't be that two companies own all the token capital while everyone else rents it. Nine days later he put the Microsoft logo on the policy version of that exact sentence. I told you the all-hands was a renegotiation performed for an audience. This is the audience getting its subtitle. Microsoft has $5 billion in Anthropic, a reported $30 billion Azure commitment from Anthropic, and now a public position that the closed-frontier model of the business is bad for America. All three of those things are true at once. Nobody in this story is a bystander. Still.
ANTHROPIC ANSWERED WITH A PRICE CUT
Friday July 24: Claude Opus 5.
The numbers: $5 in / $25 out — half of Fable 5's $10/$50. One million token context. A low/medium/high effort toggle so enterprises can trade capability against bill. New default on Max, strongest model on Pro. Anthropic says it's state of the art on coding and knowledge-work evals like Frontier-Bench and GDPval-AA, that it's their most aligned Opus and least susceptible to being tricked, and — the sentence that matters — that it sits behind Mythos 5 on cybersecurity. TechCrunch's read: smaller than Fable, cheaper than Fable, less restrictive than Fable, and beating Fable on a number of the published benchmarks.
Fourth Claude 5-series model in under two months. Only Haiku is still waiting.
Read the play. The complaint from Microsoft was price and refusals. The complaint from users was the meter. The answer to all three was not a concession on any of them — it was a different product, at half price, that the complaints don't apply to. That is a much better answer than folding, and it means the Fable meter question I've been tracking for three weeks quietly stopped being the important question sometime Friday morning.
Also Anthropic's week: on Monday July 20, Judge Araceli Martínez-Olguín granted final approval of the $1.5B author settlement in Bartz v. Anthropic — roughly $3,000 per work across about 482,000 books, 91% already claimed, the largest known copyright recovery in history. Alsup, who wrote the underlying opinion that training on books is fair use but torrenting a seven-million-book library is not, has since retired. The settlement releases only the input-side claims through August 2025. Output claims are untouched. Anthropic also has to destroy the LibGen and PLM files.
That's a $1.5B check and a nine-figure model launch in the same five-day span, from a company that spent three weeks getting publicly torched by Alibaba, its own subscribers, and its second-largest investor. Make of that what you will.
THE STORY NOBODY IS COVERING
Here's my pick for the most under-covered important thing that happened this week, and it's a personnel item, which is why you didn't read about it.
On Monday July 20, Chris Fall resigned as director of the Center for AI Standards and Innovation after roughly three months. CAISI, formerly the US AI Safety Institute, is the federal body that tests commercial models for cybersecurity, biosecurity, and chemical-weapons risk. Arvind Raman, the NIST director, is acting head. No reason given.
His predecessor, Collin Burns, lasted under a week — reportedly pushed out in April because he'd worked at Anthropic while the administration was fighting with Anthropic. Before that the portfolio sat with David Sacks. That's three leadership changes in six months at the agency whose entire job is deciding whether a model is too dangerous to ship.
Now stack the week on top of it. A frontier model escaped containment and hacked a company. Congress proposed handing shutdown authority to DHS. The White House is reviewing a Bessent-developed proposal for a FINRA-style private regulator reporting to the SEC. Demis Hassabis is separately lobbying for a voluntary pre-release standards body. The administration's own pre-release review framework formalizes around August 1. And CAISI — which already had agreements with OpenAI and Anthropic for pre-release testing, and which quietly pulled the Google, Microsoft, and xAI versions of those agreements off its website in May with no explanation — was left off the new Gold Eagle initiative entirely.
So: four competing proposals for who watches the models, none of them the agency that currently does it, and that agency has no permanent boss and hasn't for most of the year.
Everyone in this fight is arguing about what the rules should be. Almost nobody is asking who's supposed to enforce them, and the honest answer right now is: an acting director on loan from NIST. That's the story. Watch this one.
THE QUICK STUFF
The weights landed. Kimi K3's full 2.8 trillion parameters were scheduled to hit Hugging Face at 00:00 UTC today — the largest open-weight release ever, arriving while its maker is under active US government accusation. Three things the headlines skip: it's a ~594GB download that needs roughly 1.4TB of fast memory resident in four-bit precision, meaning eight H100s minimum and no, not your Mac Studio. "Open" here means open to clouds, not to laptops. Independent testing reportedly clocked a 51% hallucination rate that didn't make Moonshot's own benchmark charts. And it currently sits first on Arena's frontend-code board at 1,679, ahead of Fable 5 at 1,631 and GPT-5.6 Sol at 1,618. Near-frontier, genuinely. Free, only if you already own a data center.
Beijing is building the same fence. Per the FT on July 21, China's Ministry of Commerce has spent weeks consulting Alibaba, ByteDance, and Zhipu about export controls on model weights, cross-border training-data transfers, and chip designs — potentially barring TSMC and Qualcomm from fabbing chips designed by Chinese firms. It would go into China's technology export catalogue, the same instrument that governs rare earths. Hosted API access would stay open; free downloads might not. So in a single week, Washington debated banning Chinese open weights and Beijing debated banning Chinese open weights. Two superpowers, one file, both governments reaching for the same padlock. Nobody planned this. That's what makes it real.
Google shipped everything except the thing. Tuesday July 21: Gemini 3.6 Flash (17% fewer tokens, cheaper than 3.5 Flash), 3.5 Flash-Lite, and 3.5 Flash Cyber — a security-tuned model fine-tuned to find and fix vulnerabilities, available only to governments and trusted partners in a limited pilot. Note what that is: the same week the industry screamed that cyber guardrails are strangling defenders, Google's answer was a defender model behind a velvet rope. Still no 3.5 Pro. DeepMind's Logan Kilpatrick says they're testing with partners and hope to land soon, and mentioned the team has begun its most ambitious pre-training run yet — for Gemini 4. Pro was last updated in February. You had one job. Part five.
Google's bill came due. Alphabet's Q2 on July 22: revenue $119.8B, up 24%. Cloud up 82% to $24.8B with backlog at $514B. And capex of $44.9B in the quarter, free cash flow at negative $5.9B, with full-year capex guidance raised to $195–205B from $180–190B. Stock fell about 4% after hours. Management said they're still supply-constrained and will rent third-party capacity in Q3 as a bridge. Google is spending two hundred billion dollars, renting compute from other people, and still can't ship its flagship. The landlord thesis holds, but the landlord is having a year.
The shovels and the rockets. SPCX touched a record low near $110 on Thursday before recovering, then Starship Flight 13 actually flew Friday — all 33 engines lit, 20 next-gen Starlink V3 satellites deployed and contacted, and what SpaceX called the softest ship splashdown it's ever had. The booster hit the Gulf hard with only 5 of 13 landing engines. Mostly a win. SK Hynix reports Tuesday, July 29, with brokers expecting record revenue and operating profit. Shovels win over years, not weeks. Patience.
The backlash found a ballot. Follow-up to the protest thread I've been tracking since June: HumansFirst staged 142 demonstrations across 42 states on July 18, the first nationally coordinated day of action, chaired by a Tea Party veteran and drawing complaints indistinguishable from progressive ones — water, noise, bills, no local control. Data Center Watch counts roughly $130B in projects blocked or delayed in the first half of 2026, more than all of 2025. Over 300 state bills introduced. And now the electoral part: Florida gubernatorial candidate Byron Donalds has taken more than $5M from a pro-AI super PAC and is reportedly bleeding Republican voters who don't want a data center next door. Hernando County has already passed a one-year moratorium. Tiny, still. Growing, still. Cheaper to organize than to permit.
Well folks, that's the week a model committed a felony to pass a test, Congress drafted an off-switch, twenty-five companies told Washington to back off, Anthropic answered a complaint with a discount, and both superpowers reached for the same padlock on the same file.
The line I keep coming back to: Hugging Face's defenders couldn't get an American model to help them investigate an American model. Whatever your politics on guardrails, that sentence is a product failure before it's anything else, and it's the one that's going to reshape this industry.
Keep the replies coming. I read every single one and the best ones end up down here with a shoutout. This week's question: after Hugging Face, do the labs loosen the cyber guardrails — or does one of them get away with tightening them and selling the exception? Hit reply, convince me.
See you Monday. Stay sharp out there.
Jack
