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Startups & Venture

Elon Musk admits xAI ‘wasn’t built right’ as only 2 co-founders remain and its biggest AI bet stalls out

Nine of xAI’s 11 original co-founders, not including Musk, have left the company.

By Marco Quiroz-GutierrezMarch 16, 2026
AI is reviving tech sectors that VCs had all but forgotten
By Lily Mae LazarusMarch 16, 2026
Inside the Gen Z Shark Tank where influencers are becoming venture investors
By Leo SchwartzMarch 16, 2026
An Australian tech entrepreneur used AI to help create the first-ever bespoke cancer vaccine for a dog to treat his beloved pet Rosie
By Jason MaMarch 15, 2026
Travis Kalanick sees benefits of being in stealth mode for 8 years. ‘You build a culture of people that want to build and do not need to be famous’
By Jason MaMarch 14, 2026
Vinod Khosla sits on a blue chair
OpenAI’s original VC bet: How Vinod Khosla stepped in after Elon Musk balked
By Lily Mae LazarusMarch 13, 2026
Latest Stories
CryptoSaylor’s strategy ramps up sales of preferred in latest Bitcoin purchase
By Melos Ambaye and BloombergMarch 16, 2026
Robert F. Kennedy Jr., scrunching his face.
LawFederal judge blocks RFK Jr.’s childhood vaccine cuts, says he likely broke the law
By The Associated Press and Mike StobbeMarch 16, 2026
Elon Musk, wearing a black DOGE hat, looks down and holds his chin in his hand.
Politics‘No, we didn’t’: DOGE staffer admits Elon Musk’s cost-cutting agency failed to reduce the federal deficit
By Sasha RogelbergMarch 16, 2026
Donald Trump
PoliticsTrump’s ‘Art of the Deal’ can’t reopen the Strait of Hormuz—and it’s threatening a recession
By Nick LichtenbergMarch 16, 2026
an ad for polymarket in a subway station
CryptoBetting on 5-minute swings on Bitcoin price are the hot new thing on prediction markets
By Carlos GarciaMarch 16, 2026
Palantir co-founder Peter Thiel
InnovationPeter Thiel brings his Antichrist lectures to Rome — and Italian politicians are calling his ideas ‘scandalous’
By Tristan BoveMarch 16, 2026
U.S. President Donald Trump listens during a press conference with Ukrainian President Volodymyr Zelensky following their meeting at Trump’s Mar-a-Lago club on December 28, 2025 in Palm Beach, Florida.
Politics‘Blackmail is also not what I wish for’: America’s allies are ghosting Trump on Strait of Hormuz
By Eva RoytburgMarch 16, 2026
peter thiel
InvestingPeter Thiel is actively convincing billionaires to abandon The Giving Pledge — and it may be working
By Jake AngeloMarch 16, 2026
More Startups & VenturePage 33 of 100
young adult male posing for a portrait
LeadershipPolymarket CEO Shayne Coplan says he founded the popular prediction market from his bathroom
By Sydney LakeNovember 8, 2024
people gathered on the floor of the New York Stock Exchange monitoring screens
NewslettersWill the election spur the long-awaited flood of startup exits?
By Leo SchwartzNovember 8, 2024
Ashton Kutcher and David Sacks
FinanceHow celebrities became VCs and VCs became celebrities  
By Tatiana KoffmanNovember 7, 2024
businessman speaks onstage with a "stand with crypto" screen behind him
NewslettersThe crypto industry was the decisive winner of the 2024 election
By Leo SchwartzNovember 7, 2024
young adult male posing for a portrait
NewslettersThe false premise of prediction markets
By Allie GarfinkleNovember 6, 2024
NewslettersA few Election Day thoughts from the last 200 years
By Allie GarfinkleNovember 5, 2024
gray-haired man wearing a black shirt and smiling
NewslettersThe leading LLMs have accessibility blind spots, says data from startup Evinced
By Allie GarfinkleNovember 4, 2024
CommentaryRep. Trone: Harris’s economic vision isn’t unrealistic. I know because I’ve lived it
By David TroneNovember 1, 2024
CommentaryBritish fintech founder who moved to U.S.: U.K. tech’s problem isn’t taxes—it’s ambition
By Barney Hussey-YeoNovember 1, 2024
NewslettersThe new CFO of a $2 billion AI firm plans to steer strategy with the CEO
By Sheryl EstradaNovember 1, 2024
NewslettersLux’s Josh Wolfe on launching Lux Labs and making science fiction reality
By Allie GarfinkleNovember 1, 2024
CommentaryCountries seeking to gain an edge in AI should pay close attention to India’s whole-of-society approach
By Arun SubramaniyanNovember 1, 2024
medium close-up of woman smiling
NewslettersIn its tenth year, Female Founders Fund has returned its first fund
By Allie GarfinkleOctober 31, 2024
CommentaryYou may not know it, but Kamala Harris is a champion for entrepreneurs
By Gayle JenningsOctober 30, 2024
OpenAI CEO Sam Altman
Big TechSam Altman’s decade-old investment in Reddit is now worth over a billion dollars
By Paolo ConfinoOctober 30, 2024
CommentaryTrump and Vance will make America competitive again, former U.S. Patent Office director says
By Andrei IancuOctober 30, 2024
co-founder and chief executive officer of Wiz, during TechCrunch Disrupt in San Francisco, California
NewslettersWiz, Netskope, and 1Password headline Fortune and Lightspeed’s second annual Cyber 60
By Allie GarfinkleOctober 30, 2024
TechThe second annual Fortune Cyber 60 list
By Fortune EditorsOctober 30, 2024
FinanceExclusive: An ‘AI coworker’ for CFOs startup just raised a $8.7 million seed round led by General Catalyst
By Sheryl EstradaOctober 29, 2024
NewslettersExclusive: MaC VC raises $150 million for its third fund in four years
By Allie GarfinkleOctober 29, 2024
LeadershipExclusive: Amazon’s top grocery exec departs for Wonder, Marc Lore’s celebrity-chef restaurant startup
By Jason Del ReyOctober 28, 2024
three young men standing in a row posing for a portrait
NewslettersReactiv, mobile commerce startup, launches out of stealth with $5 million seed round
By Allie GarfinkleOctober 28, 2024
CommentaryWhy U.K. Chancellor Rachel Reeves should approach capital gains tax decisions like a venture capitalist
By James McClureOctober 28, 2024
Dimer Health CEO Caroline Hodge.
CommentaryCancer made me a patient. Health care’s blind spots made me a CEO
By Caroline HodgeOctober 25, 2024
headshot of General Catalyst CEO and managing director
NewslettersGeneral Catalyst’s Hemant Taneja on AI, LPs, and raising around $8 billion
By Allie GarfinkleOctober 25, 2024
man in black shirt smiling for a portrait
NewslettersExclusive: Ramp, valued at $7.65 billion, launches its own app store
By Allie GarfinkleOctober 24, 2024
TechGoldman Sachs-backed Simbe raises $50M in Series C funding to bolster retail robot business
By Jessica MathewsOctober 24, 2024
businesswoman posed for a portrait
Newsletters55% of companies say security risks are at a high—and AI has a lot to do with it, according to new data from Vanta
By Allie GarfinkleOctober 23, 2024
Netflix co-founder Reed Hastings
SuccessNetflix beating Blockbuster once seemed unthinkable—but this way of looking at the world makes it obvious
By Judah TaubOctober 22, 2024
Julie Wainwright
CommentaryCount me among the boomers not retiring—I’m in my 60s and leading another startup
By Julie WainwrightOctober 22, 2024
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Workplace Culture
Gen Z is dating less. The result is one of the most unprepared workforcesAn image of a popular article
By Jake AngeloMarch 15, 2026
Economy
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By Sasha RogelbergMarch 10, 2026
Commentary
Ray Dalio: I've studied 500 years of history and fear we're entering the most dangerous phase of the 'Big Cycle'An image of a popular article
By Ray DalioMarch 14, 2026
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