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Everything this instance has collected — the news it reads, the video it watches, the markets it follows, what it has written. One search across all of it. What you have said to an agent is somewhere else, in Recall.
What Big Tech Missed And How Startups Can Still Win
In this talk from Startup School Paris, AMI CEO Alexandre LeBrun talks about his journey building Vertos, selling Wit.ai to Facebook, and why the best advice for early founders is to pick an extremely narrow problem while holding an extremely large vision…
Proving You’re Human
A finance worker recently wired $25 million after joining a video call with his CFO and colleagues. Every other person on the call was a deepfake. As voice and video become easier to fake, the internet needs a new trust layer: a private, reliable way to…
AI-Native Compliance Infrastructure
Financial compliance still runs on spreadsheets, disconnected software, and growing teams of specialists. As companies expand into new markets, the cost and complexity of staying compliant can grow faster than the business itself. AI could monitor regulatory…
What Actually Makes A Startup Durable
In this session from Startup School Paris, YC partners field questions from the audience on how founders should be operating in the AI era. Apply to Y Combinator: https://www.ycombinator.com/apply Work at a startup: https://www.ycombinator.com/jobs Chapters:…
Self-Maintaining APIs
APIs change constantly, but the way providers communicate those changes is still broken. Breaking updates go unnoticed, new features get buried in changelogs, and customers often find out only after something stops working. Coding agents make a better model…
Jensen Huang: The Mindset That Built NVIDIA
NVIDIA started with the wrong technology, learned the right one from three textbooks bought at Fry’s, and went on to invent most of the major breakthroughs in modern computing. At Startup School 2026 at Chase Center, Garry Tan sits down with Founder and CEO…
Boris Cherny: We Cut 80% of Claude Code’s Prompt
Fresh off the launch of Opus 5, Claude Code creator Boris Cherny joins Diana Hu at Startup School 2026 to talk about what the newest models can do, how Claude Code came to be, and what it means to build products when the underlying capabilities keep…
Sam Altman: "Never a Better Time to Do a Startup"
In 2005, Sam Altman was a Stanford sophomore in YC’s first batch, building a startup in a little Cambridge office while Paul Graham cooked the founders dinner. Twenty years later, as co-founder & CEO of OpenAI, he closed Startup School 2026 in conversation…
Blake Scholl: How 50 People Built a Supersonic Jet
In 1969, we landed on the moon and flew Concorde. Half a century later, we could do neither. Blake Scholl founded Boom Supersonic (YC W16), the startup building America’s first supersonic airliner, to change that. At Startup School 2026, he shares how a…
Alexandr Wang: “This is a Once-in-a-Civilization Opportunity”
Alexandr Wang's advice to his 18-year-old self: develop your own internal compass for how the future will unfold, and hold conviction in it against the noise. At Startup School 2026, the Scale AI (YC S16) founder — now leading Meta's Superintelligence Labs…
Lessons From Training Composer At Cursor And Building Meta/Nvidia Compute Clusters | YC Paper Club
At our latest YC Paper Club, researchers and builders presented on multi-GPU kernel optimization, intelligence per watt for local inference, AI-generated GPU kernels and benchmarking, heterogeneous inference infrastructure design, and GPU-accelerated game…
Jeff Dean: The 1% Rule for Building in AI
In 2001, Jeff Dean and Sanjay Ghemawat did the math and realized Google’s entire search index would fit in RAM — then shipped it in a few days, and search got fast. In 2013, another napkin calculation showed that three minutes of daily speech recognition…
Patrick Collison: Is AI Breaking the Lean Startup Playbook?
In 2009, Patrick and John Collison went to Startup School in Berkeley, got sushi in Potrero Hill afterward, and decided on the walk home to start Stripe. The reasoning, as Patrick remembers it, was that “we might as well because it probably won't be that…
Waymo Co-CEO Dmitri Dolgov: The Demo Is Only 1% Of The Work
Waymo’s first autonomous demo took eighteen months. The product took fifteen years. Today, the Waymo Driver runs 500,000 trips a week — four million fully autonomous miles across fifteen cities, with 17 times fewer serious-injury crashes than human…
The Case For Data Centers In Space
Philip Johnston is the co-founder and CEO of Starcloud, the company building data centers in space. In November 2025, Starcloud launched an Nvidia H100 GPU into orbit and trained the first large language model in space. They've since raised $200 million, hit…
Garry Tan: Own Your Intelligence
The next generation of startups will be built by smaller teams than ever before. At Startup School 2026, YC President & CEO Garry Tan explains why we're entering the era of personal AGI: AI agents that run on your own infrastructure, compound your knowledge…
How To Design In The Agent Era
AI isn't just changing the tools designers use. It's changing how they build, ship, and stand out. In this episode of Design Review, Stephen Haney, founder of AI-native design tool Paper, joins YC General Partner Aaron Epstein to demo the agent-first workflow…
Max Hodak: Average Is Not Good Enough
Science is building a retinal implant that restores vision to people who have gone blind. One patient has already used it to read a 300-page novel. Building a company like that requires a lot more than getting the technology right. At Startup School 2026,…
Why Robotics Still Isn't Solved - But Could Be Soon | YC Paper Club
This week's Paper Club is all about robotics. Every year for the last decade, someone has promised that the era of robotics is just around the corner. But we're still waiting. So we gathered a bunch of the top researchers working in AI and robotics to present…
Peter Steinberger: "Fun Is Velocity"
Last November, Peter Steinberger was annoyed that there was no good way to talk to his coding agents from his phone, so he built one himself. A few months later, OpenClaw had exploded into one of the biggest open source AI projects in the world, with nearly…
Circleback CEO Ali Haghani: Why Your Company Should Be Recording More Meetings
In this episode of Full Stack, Circleback CEO Ali Haghani shows his work setup and explains why recording meetings with AI notetakers is quickly becoming a necessary practice for teams and companies. Apply to Y Combinator: https://www.ycombinator.com/apply…
Chelsea Finn: This is the State of the Art in Robotics
Robots can already fold laundry, make espresso, clean kitchens, and assemble things. The harder problem is getting them to do those tasks reliably, for long periods of time, without a human babysitting them. At Startup School 2026, Physical Intelligence…
Susan Kare: Designing Icons & Graphics For the Original Mac
Susan Kare joined Apple as an art history PhD who barely knew anything about computers. She went on to design many of the icons, typefaces, and symbols that helped make the original Macintosh feel understandable and human, defining a visual language for…
Michael Kratsios: Inside the White House's AI Strategy
Michael Kratsios has seen the AI boom from both sides: as COO of Scale AI and inside the White House. Today, as the director of the White House Office of Science and Technology Policy, he helps shape America’s national strategy on AI, science, and emerging…
Going In Deep On Data | YC Paper Club
This week's YC Paper Club is focused on data. Three domain experts give talks to break down the challenges and frontiers of training data, benchmarks, and multilingual pre-training. Apply to Y Combinator: https://www.ycombinator.com/apply Work at a startup:…
Birthright tourism isn't the problem Trump claims it is
After failing to dismantle birthright citizenship through the supreme court, Donald Trump is now taking a different approach to targeting “birth tourism”. Subscribe ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 But what is birth…
Moscow warehouse on fire after Ukrainian drone attack
Black smoke was seen rising in the sky in the Moscow region of Russia, after one of Ukraine's largest drone attacks since the start of the war. The Russian e-commerce company WiIdberries confirmed a fire had broken out at its warehouse in Koledino Subscribe…
Jon Ossoff accuses Trump and Hegseth of 'lying' about Iran war
Democratic senator Jon Ossoff attacked Donald Trump and the defense secretary, Pete Hegseth, over the Iran war, saying they lied 'the nation into a war'. Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1…
Trump tells CNN reporter to 'be quiet' during Oval Office clash
Donald Trump berated a CNN reporter at a press availability, insisting that she 'be quiet' after she asked about a reduction in US military exercises with South Korea. Subscribe to Guardian News on YouTube ►…
Tupac Shakur murder trial: opening statements begin
A former street gang leader orchestrated the 1996 drive-by shooting of hip-hop star Tupac Shakur in Las Vegas in retribution for the beating of his nephew, a prosecutor told jurors during opening statements in a murder trial tied to a long-unsolved crime.…
Trump's handling of war in Iran 'uniquely despicable', says Jon Ossoff in excoriating speech
Democratic senator Jon Ossoff has attacked Donald Trump’s “uniquely despicable” handling of the US-Israel war on Iran in an excoriating speech. Subscribe ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 “They’ve lied non-stop about…
‘I don’t know if I’d do it’: Trump jokes with teen lifeguard
Nathanial Rai had been swept off his feet along the California coast, was rescued by a 16-year-old lifeguard – and was now sitting in the Oval Office with Donald Trump. Of the rescuer, Ryder Williams, Trump said to Nathanial: “He’s a real hero. I…
'There needs to be some reckoning': thousands attend Jason Arday vigil in London
Tens of thousands of people gathered in Trafalgar Square to pay tribute to the late University of Cambridge professor Jason Arday. Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 Stand Up to Racism,…
Thousands attend Jason Arday vigil in London
Tens of thousands of people gathered in Trafalgar Square in London to remember and pay tribute to Jason Arday, the former Cambridge professor who died on Friday. Subscribe ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 Stand Up to Racism,…
ICE claims immigrants keep attacking agents. Do they really?
What happens after DHS accuses an immigrant of weaponizing their vehicle? Subscribe ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 A Guardian review of 26 cases that the DHS has promoted as evidence of a surge in “vehicular attacks”…
Mark Zuckerberg's Meta faces a $200 billion lawsuit that could change social media forever
Ever felt like you’re addicted to doomscrolling? It might not be your fault. A lawsuit is claiming that Meta deliberately made their platforms addictive, especially to young people, who were harmed as a result. Subscribe to Guardian News on YouTube ►…
Trial continues for alleged killer of Tupac Shakur - watch live
Trial continues for Duane "Keffe D" Davis, charged with one count of murder with a deadly weapon for his alleged role in leading a group of men to kill Tupac Shakur in a 1996 drive-by shooting near the Las Vegas Strip. Subscribe to Guardian News on YouTube…
Baa-by's day out: two goats try to take the bus in Portland
Two goats briefly boarded a bus in Portland, Oregon, on 11 August and then hopped off. Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 The Guardian publishes independent journalism, made possible by…
Shadow energy secretary to hold press conference on net zero plans - watch live
Conservative party's shadow energy secretary Claire Coutinho will make a speech and take questions on the party's net zero plans. Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 The Guardian publishes…
Thousands of pounds of squid spilled on Rhode Island highway
The Rhode Island town of Narragansett was left with a very smelly cleanup over the weekend after thousands of squid spilled over the highway. Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 The incident…
Trump talks about grass as he shows off White House renovations
The US president waxed lyrical about grass being added around the new White House helipad in front of the media. 'You know, grass has a life like humans have a life,' Trump said Subscribe to Guardian News on YouTube ►…
Barrage of Russian strikes devastates Kyiv
Heavy Russian bombardment kills at least 13 people in Kyiv and surrounding regions, authorities say. Missiles strike a children’s hospital in Solomianskyi district, as well as residential areas and warehouses. Ukraine's president, Volodymyr Zelenskyy, urges…
Chris Packham announces the winner of The Guardian's Inverterbrate of the year 2026
In a much closer contest than previous years – when the tardigrade and the common earthworm won with popular landslides – the winner of the 2026 Guardian Invertebrate of the year has been decided. Subscribe ►…
Fishermen rescued at sea after five days adrift in a cooler
The Mexican navy rescued two fishermen on 19 August after they drifted off the coast of Chiapas, Mexico, in a cooler for five days Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 The Guardian publishes…
UK weather update: the rain won't stop this drought
After scenes of arid grounds and dried-up water beds caused by five heatwaves across Europe this summer, forecasts of rain may come as a relief. Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 It has…
Donald Trump and Melania Trump announcement at Rose Garden – watch live
Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 The Guardian publishes independent journalism, made possible by supporters. Contribute to The Guardian today ► https://support.theguardian.com/ Sign up…
Ukriane bombarbed with Russian missiles and drones
This is the moment a grandmother cries in grief after her grandson was one of at least 16 people killed in a heavy bombardment by Russian missiles and drones in and around Kyiv. Subscribe to Guardian News on YouTube ►…
Tornado touches down on Long Island, New York
Social media video shows a tornado causing damage in Atlantic Beach on 20 August. The National Weather Service confirmed that a tornado touched down on the shore, saying it started as a waterspout over the Atlantic Ocean Subscribe to Guardian News on YouTube…
33m tons of toxic seaweed clogs Caribbean beaches
A record amount of sargassum has piled up along coastlines of the Caribbean and Gulf of Mexico. Sargassum is a brown seaweed that causes lower oxygen levels and foul-smelling gases when decomposed on beaches. Researchers and marine scientists have warned that…
'Darth Vader' makes the case for Flock cameras at city council meeting
A man dressed as Star Wars villain Darth Vader spoke at a San Diego city council meeting on 19 August to voice his support of Flock cameras in the city Subscribe to Guardian News on YouTube ► https://www.youtube.com/user/guardianwires?sub_confirmation=1 The…