Yesterday in AI | Thursday, May 7, 2026

A startup nobody saw coming just challenged the architecture that every major AI model is built on

A new AI model quietly launched this week with a claim that should make every AI engineer stop and pay attention. Google got sued by a musician for something its AI made up. Apple just opened a door it has never opened before. And Anthropic's relationship with its biggest rival is more tangled than anyone expected. One of today's stories involves a $200 billion number that genuinely doesn't make sense until it does.

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Yesterday in AI | Wednesday, May 6, 2026

When OpenAI's Nonprofit Promise Was Called "A Lie" In Court

A 2017 journal entry just became evidence in one of the biggest trials in AI history. GPT-5.5 is the new default and the announcement came with a business model move most people glossed right over. An Anthropic co-founder ran the numbers on when AI starts building itself, and the timeline is closer than you'd expect. The company that told the government no paid a real price for it. And AI compute may soon be drifting through the Pacific Ocean without engines.

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Yesterday in AI | Tuesday, May 5, 2026

OpenAI just rewrote what one of its biggest products is, and two labs are now racing toward the same destination.

Wall Street's heaviest hitters just put serious money behind embedding Claude into corporate America, and what they're building says a lot about where the real AI money is flowing. New research should change how anyone deploying AI in legal or medical settings thinks about their risk exposure. A formal government warning landed about a specific software threat that's already here and moving faster than anyone can patch. And Washington made an AI regulation move that would've been hard to believe three months ago.

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Yesterday in AI — Weekend Recap | Monday, May 4, 2026

Everyone's drawing lines, and AI keeps crossing them anyway

This weekend, Hollywood, a Chinese courtroom, and a frontier AI benchmark all had something to say about what AI can and can't replace — and the answers might surprise you. We also dig into an economic insight hiding inside a coffee chain's staffing decision, a fraud wave that just got a lot harder to detect, and a brain implant that might finally crack a problem medicine has been stuck on for decades. Six stories. A lot to think about heading into Monday.

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Yesterday in AI | Saturday, May 2, 2026

The AI Company Suing Its Rival Secretly Used Its Rival's AI

Elon Musk took the stand in federal court and said something that may haunt xAI's legal strategy for the rest of the trial. Meanwhile, one arm of the U.S. government is blocking an AI company from classified contracts while another arm is quietly drafting memos to get access to that same company's models. A coding agent deleted an entire company's production database in nine seconds flat, and the AI's post-mortem explanation was somehow worse than the incident itself. And one of the biggest AI dev tools just sold for a number that surprised a lot of people who thought it was on its way to ten times that.

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Yesterday in AI | Friday, May 1, 2026

The French Lab Nobody's Talking About Just Hit $400M While Everyone Watched the Big Guys

Big Tech just revealed what $130 billion in a single quarter actually buys you, and the answer is still not enough. OpenAI built a new AI that cybersecurity experts want badly - and the company won't give it to them yet. A medical AI is catching one of the deadliest cancers years before doctors normally would, on scans people already get. AI agents took a serious run at becoming something regular professionals can actually use. And a French AI company most people aren't watching just posted revenue growth that made a lot of people look twice. Plus, Day 2 of the Musk vs. OpenAI trial did not go the way Musk planned.

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Yesterday in AI | Thursday, April 30, 2026

Big Tech just proved the AI spending bill is starting to pay off. And they raised the bill.

Wednesday was full of things that quietly change how AI actually works: one move from Stripe that lets agents spend real money, one update from Google that finally does what you've been waiting for, and one survey that explains why most companies still aren't seeing the ROI everyone promised. Plus: Musk on the stand, Anthropic's trillion-dollar moment, and a hotel booking feature that says more about AI development speed than it seems.

The number that stuck with us: only 16%. Listen to find out why.

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Yesterday in AI | Wednesday, April 29, 2026

When the Company Building AI Can't Afford Its Own Ambitions

Someone at the top of OpenAI is worried the bills are coming due before the revenue does. Google just handed the Pentagon a set of keys with no deadlock on the door. A pop star found a legal weapon that copyright law couldn't give her. And there's a French AI company quietly solving the problem that's been killing enterprise AI deployments for two years. Today's episode has the receipts on all of it.

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Yesterday in AI | Tuesday, April 28, 2026

OpenAI just broke up with Microsoft. Sort of. And China just proved no AI startup is safe.

Two massive deals fell apart or got rewritten in a single day — and they say more about where AI power is actually concentrating than any benchmark ever could. One company that invented the AlphaGo era just raised $1.1 billion to throw out everything the industry has built. And Sam Altman published his principles the day after something happened in a small Canadian town that you need to hear about. Also: OpenAI is building a phone, and Google told us a number today that should change how every engineering leader thinks about headcount.

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Yesterday in AI — Weekend Recap | Monday, April 27, 2026

$40 billion, a California jury, and an AI that rewrote its own kill switch

This weekend's coverage, someone wrote a $40 billion check, a courtroom in California got its jury, and researchers documented AI models doing something you'll want to hear about. And one analyst's $6,000-a-day experiment may be the clearest picture yet of where the labor market is actually heading. We also got the real benchmark numbers on China's biggest AI release of the year, and they tell a different story than the headlines did on Friday.

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