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July 19, 2025, 10:20 PM
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Alexander Wei / @alexwei_:
[Thread] An OpenAI researcher says the company's latest experimental reasoning LLM achieved gold medal-level performance on the 2025 International Math Olympiad  —  1/N I'm excited to share that our latest @OpenAI experimental reasoning LLM has achieved a longstanding grand challenge in AI: gold medal-level performance on the world's most prestigious math competition—the International Math Olympiad (IMO). [image]
More: Simon Willison's Weblog, Business Insider, Data Studios ‧Exafin, Engadget, and The Decoder
Bluesky: @timkellogg.me, @taumuyi, @timkellogg.me, @cabernet, and @skynetandchill.com
X: @polynoamial, @sebastienbubeck, @_ghorbani, @saranormous, @alexwei_, @harshit_sikchi, @daniel_mac8, @polynoamial, @neelnanda5, @littmath, @christiancooper, @lehoho248, @hangsiin, @ilblackdragon, @hunterlightman, @khoomeik, @zzh8829, @scaling01, @kevinweil, @alexwei_, @therealadamg, @peterwildeford, @dmdohan, @afinetheorem, @alexwei_, @prafdhar, @feltsteam, @andrewmayne, @sama, @npew, @justjoshinyou13, @mihonarium, @gestaltu, @nervouscomputer, @markchen90, @zhansheng, @albertwenger, @alexwei_, @zoink, @g_leech_, @garymarcus, @tmychow, @jimdmiller, @arynbhar, @alexwei_, @garymarcus, @emostaque, @kvallier, @elliotglazer, @sherwinwu, @natolambert, @garymarcus, @garymarcus, @khoomeik, @simonw, @taliaringer, @openai, @nyc_rivera, @omersarikaya, @brij, @deredleritt3r, @aagarwal1012, @davidblundin, @mihonarium, @npcollapse, @alexwei_, @chombabupe, @polynoamial, @lang__leon, @burny_tech, @tbpn, @orionjohnston, @michaeltrazzi, @preethilahoti, @dadicool, @emollick, @latticecut, @nrehiew_, @stalkermustang, @sherylhsu02, @stevejarrett, @wickman, @0xsamgreen, @deedydas, @_vonarchimboldi, @ziv_ravid, @michael_nielsen, @garymarcus, @jcabreroholg, @thenanyu, @victortaelin, @hindookissinger, @mashah08, @mbalunovic, @clu_cheng, @soohoonchoi, @dejavucoder, @azi_pat, @inductionheads, @wojtek_jk79848, @gdb, @polynoamial, @kbeguir, @amolumd, and @greghburnham
Forums: Hacker News and r/slatestarcodex
Jeff Wang / @jeffwsurf:
Windsurf CEO Jeff Wang on what happened after co-founders Varun Mohan and Douglas Chen left for Google, and how Cognition's deal to acquire Windsurf unfolded  —  To put it mildly, the past week at Windsurf has been crazy.  There have been a lot of different rumors and reports …
Eleanor Hawkins / Axios:
Astronomer CEO Andy Byron resigns after a video of him cuddling with chief people officer Kristin Cabot at a Coldplay concert went viral  —  Astronomer CEO Andy Byron has resigned from the company after a video of him canoodling with chief people officer Kristin Cabot at a Coldplay concert went viral.
New York Times:
How Shaun Maguire dragged Sequoia into culture wars; emails show senior partner Doug Leone defended Maguire in distinguishing between “Islamists” and “Muslims”  —  Sequoia Capital, which backed Nvidia, Google and Apple when they were start-ups, has long stayed above the fray.
Will Knight / Wired:
A look at Decart, which has developed video-to-video AI model Mirage that manipulates live video in real time and can potentially shake up livestreaming  —  A startup called Decart has developed an AI model that can transform live footage.  The results are mind-bending—and poised to take over streaming.
Connie Loizos / TechCrunch:
Vultron, which makes AI tools for federal contractors, raised $22M from investors including David Sacks' Craft Ventures, raising ethical questions  —  When Vultron announced its $22 million funding round earlier this week, the AI startup made sure to highlight a key investor: Craft Ventures …
Kasha Patel / Washington Post:
Google researchers say Android's early-warning system detected and issued alerts for 1,200+ earthquakes since 2021, sometimes giving up to 15-60 seconds' notice  —  An early-warning system on Android phones has detected more than 1,000 earthquakes worldwide since 2021, sometimes giving people 15 …

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This is a Techmeme archive page. It shows how the site appeared at 10:20 PM ET, July 19, 2025.

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From Mediagazer

Sara Guaglione / Digiday:
WaPo has launched its creator network, where half a dozen creators will launch new series every few weeks in different verticals and retain IP ownership

Sam Spratford / Publishers Weekly:
HarperCollins partnered with AI animation studio Toonstar to adapt its books into YouTube series, starting with Friendship List by Lisa Greenwald

Tom Friend / Sports Business Journal:
Main Street Sports Group is officially winding down, leaving future broadcasts for seven NHL clubs and 13 NBA teams in limbo, with a streaming NBA hub uncertain

Earlier Picks

Stephen Nellis / Reuters:
Microsoft says it will no longer use China-based engineers to provide technical support to the US military, after a ProPublica report raised security concerns
Eugene Kim / Business Insider:
Ring reinstated its mission to “make neighborhoods safer” and reintroduced video sharing with police in April, as its founder led an overhaul since his return
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