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September 29, 2025, 9:00 PM
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Top News

Anthropic:
Anthropic debuts Claude Sonnet 4.5, claims it is the world's best coding model, the strongest for building complex agents, and its “most aligned” frontier model  —  Claude Sonnet 4.5 is the best coding model in the world.  It's the strongest model for building complex agents.
Hayden Field / The Verge:
Anthropic says Claude Sonnet 4.5 spent 30 hours running autonomously, writing 11,000 lines of code to build a chat app akin to Slack or Teams
Simon Willison / Simon Willison's Weblog:
Anthropic prices Claude Sonnet 4.5 at $3/1M input and $15/1M output tokens, same as Sonnet 4, cheaper than Opus at $15/$75 but higher than GPT-5 at $1.25/$10
Ashley Capoot / CNBC:
OpenAI rolls out Instant Checkout to let users make single-item purchases directly in ChatGPT, starting with US Etsy sellers, and plans to add Shopify merchants  —  Arrows pointing outwards  —  OpenAI on Monday announced Instant Checkout, a new feature that allows users to buy products through …
Sabrina Ortiz / ZDNET:
OpenAI is open sourcing the Agentic Commerce Protocol, a standard for AI commerce that powers its Instant Checkout feature and was co-developed with Stripe
Wall Street Journal:
Filing: YouTube will pay $24.5M to settle a 2021 Trump lawsuit over suspending his account after Jan. 6, the last Big Tech company to settle his lawsuits  —  Google subsidiary is the last of three Big Tech companies to resolve personal litigation Trump filed against social-media platforms
Chase DiFeliciantonio / Politico:
California Governor Gavin Newsom signs SB 53 into law; the first-in-the-nation AI safety law requires AI companies to disclose their safety testing regimes  —  “California has proven that we can establish regulations to protect our communities while also ensuring that the growing AI industry continues to thrive.
Wired:
Sources: OpenAI plans a stand-alone social app powered by Sora 2, featuring a TikTok-like vertical feed with entirely AI-generated videos  —  The platform appears to closely resemble TikTok and is powered by Sora 2, OpenAI's latest video generation model.  —  OpenAI is preparing to launch …
Wall Street Journal:
Sources: OpenAI told studios that it plans to release a new version of Sora that creates videos featuring copyrighted material unless copyright holders opt out  —  Executives at the startup notified talent agencies and studios over the last week  —  OpenAI is planning to release a new version …
Kim Zetter / Wired:
Researchers: Tile tags broadcast unencrypted MAC addresses and unique IDs; researchers informed Life360 in November 2024 but it stopped replying in February  —  A team of researchers found that, by not encrypting the data broadcast by Tile tags, users could be vulnerable to having their location information exposed to malicious actors.
Reece Rogers / Wired:
OpenAI launches new ChatGPT parental safety controls for users aged 13 to 18, including parental and law enforcement alerts for chats about self-harm or suicide  —  OpenAI's review process for teenage ChatGPT users who are flagged for suicidal ideation includes human moderators.
Tom Warren / The Verge:
Microsoft launches Agent Mode in Excel and Word, using GPT-5 to generate complex spreadsheets and documents, saying it is “bringing vibe working” to 365 Copilot  —  A new Agent Mode comes to Office apps today, alongside an Office Agent in Copilot chat.
CNBC:
A judge sentences Frank founder Charlie Javice to 85 months in prison for defrauding JPMorgan Chase by overstating how many customers the fintech company had  —  Charlie Javice, founder of a startup acquired by JPMorgan Chase in 2021 for $175 million, was sentenced to just more than seven years …
Ryan Whitwam / Ars Technica:
Open-source Android app store F-Droid says Google's upcoming requirement for all Android devs to verify their identity threatens to kill alternative app stores  —  Google plans to begin testing its recently announced verification scheme for Android developers in the coming weeks …
Electronic Arts:
EA to be acquired by Saudi Arabia's PIF, Silver Lake, and Affinity Partners for $210 per share, taking it private at a ~$55B valuation, set to close in Q1 FY27  —  Accelerates EA's Strategic Vision to Advance the Future of Entertainment  —  Stockholders to Receive $210 Per Share …
Bloomberg:
Sources: Saudi Arabia's PIF is the largest contributor to the $36B in equity used to finance the EA deal; it will roll over its $5B EA stake into the new entity
Saritha Rai / Bloomberg:
DeepSeek releases DeepSeek-V3.2-Exp, saying it built the model using a new technique called DeepSeek Sparse Attention, and halves the pricing of its tools  —  DeepSeek updated an experimental AI model Monday in what it called a step toward next-generation artificial intelligence.
Crypto in America:
Sources: asset manager Vanguard, which has historically been critical of cryptocurrencies, prepares to allow access to crypto ETFs on its brokerage platform  —  The $10 trillion mutual fund giant has stayed on the sidelines of crypto — until now.  —  Crypto in America and Eleanor Terrett
Wired:
Marissa Mayer to dissolve her old startup Sunshine, founded in 2018, and sell its assets to her new company Dazzle, which sources say is making an AI assistant  —  After seven rocky years, the company's assets will be sold to Dazzle, a new AI firm that Mayer founded.
Bloomberg:
Swift says it is building a blockchain-based ledger with over 30 financial institutions and the first prototype will be built in partnership with Consensys  —  Swift, the entity that runs the messaging system used by financial institutions globally to send instructions on tens of millions …
Yoolim Lee / Bloomberg:
South Korean AI chip maker Rebellions raised a $250M Series C at a $1.4B valuation; Arm joined the round as a strategic partner  —  Rebellions Inc. raised $250 million from investors including Arm Holdings Plc to mass produce its chip and speed up product development in a competitive AI market.

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Featured Podcasts

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 The Pull to Build: Joubin Mirzadegan on Grit and Starting Roadrunner
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Lenny's Podcast:
 The 100-person AI lab that became Anthropic and Google's secret weapon | Edwin Chen (Surge AI)
Interviews with world-class product leaders and growth experts to uncover actionable advice to help you build, launch, and grow your own product.
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 AI Device Wars Heat Up, RIP Metaverse?, Netflix Acquires Warner Brothers
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Hard Fork:
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 Is Roblox making the internet better or worse? We asked the CEO
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About This Page

This is a Techmeme archive page. It shows how the site appeared at 9:00 PM ET, September 29, 2025.

The most current version of the site as always is available at our home page. To view an earlier snapshot click here and then modify the date indicated.

From Mediagazer

Committee to Protect Journalists:
After the building fire, Hong Kong summoned AFP, FT, NYT, AP, Bloomberg, and WSJ journalists, telling them to avoid “trouble making”, and arrested a commentator

Variety:
The WGA, which routinely opposes media mergers, says the Netflix-WBD deal must be blocked, and the Producers and Directors guilds express concern over the deal

Isabella Simonetti / Wall Street Journal:
Vanity Fair and Olivia Nuzzi agree to part ways and let her contract expire at the end of the year, following new allegations about her affair with RFK Jr.

More News

Bernard Goyder / Bloomberg:
Robinhood CEO Vladimir Tenev says Robinhood Prediction Markets crossed 4B event contracts traded all-time, with over 2B in Q3 alone; HOOD closes up 12.27%
Suzi Ring / Financial Times:
A Chinese woman pleads guilty in a London court to laundering bitcoin linked to a £5B Chinese investment scheme in which UK police seized 61,000 bitcoin in 2018

Earlier Picks

Bloomberg:
US Commerce Secretary Howard Lutnick says the US aims to get “maybe 50% market share” of chip and wafer production to offset Beijing's threats to invade Taiwan
Dominic Chopping / Wall Street Journal:
The UK government underwrites a £1.5B loan to Jaguar Land Rover as the carmaker reels from a cyberattack that has crippled its production for around a month
Simon Willison / Simon Willison's Weblog:
DeepMind says video models like Veo 3 could become general purpose foundation models for vision, like LLMs for text, using zero-shot “chain-of-frames” reasoning
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