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September 29, 2025, 5:10 PM
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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
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
Electronic Arts:
EA agrees to be acquired by Saudi Arabia's PIF, Silver Lake, and Affinity for $210 per share, taking it private at a ~$55B valuation, set to close in Q1 FY 2027  —  Accelerates EA's Strategic Vision to Advance the Future of Entertainment  —  Stockholders to Receive $210 Per Share …
Bloomberg:
EA's $55B sale is the largest leveraged buyout on record and represents a 25% premium on its September 26 close, as the $178B video game industry's growth slows  —  Electronic Arts Inc. agreed to sell to a group of private investors in a deal that values the company at $55 billion, the largest leveraged buyout on record.
Wired:
Sources: OpenAI plans a stand-alone social app powered by Sora 2, featuring a TikTok-like vertical feed with AI-generated videos and a recommendation page  —  The platform appears to closely resemble TikTok and is powered by Sora 2, OpenAI's latest video generation model.
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 …
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.
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.
Wired:
Marissa Mayer is dissolving AI startup Sunshine, founded in 2018, and sells 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.
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.
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 …
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  —  The loan is to support the company's cash reserves and help it pay suppliers  —  The U.K. government has stepped …
Financial Times:
Google DeepMind, Meta, Nvidia, and others are racing to release world models, aiming to navigate the physical world by learning from videos and robotic data  —  Google DeepMind, Meta and Nvidia are developing systems that aim to better understand the physical world
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  —  Washington is demanding Taiwan move investment and chip production to the US so half of American demand is manufactured locally …
Yuan Gao / Bloomberg:
Sources: Huawei aims to produce ~600K of its marquee 910C Ascend chips in 2026, roughly double 2025's level, and raise its Ascend lineup output to 1.6M dies  —  Huawei Technologies Co. is preparing to sharply ramp up production of its most advanced artificial intelligence chips over the next year …
More: Benzinga.  Forums: r/hardware
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  —  Video models are zero-shot learners and reasoners.  Fascinating new paper from Google DeepMind which makes …
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.

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This is a Techmeme archive page. It shows how the site appeared at 5:10 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

Brian Stelter / CNN:
Filing: Paramount and state AGs agree to freeze the WBD merger until an antitrust trial occurs or until June 2027; a preliminary injunction hearing is canceled

Michael Birnbaum / Washington Post:
Trump says he supports subpoenaing reporters in leak probes and that reporters should be forced to reveal the source of the leaked SCOTUS ruling overturning Roe

Natalie Korach / @nataliekorach:
Memo: HuffPost EIC informs staff that ~15 editorial jobs will be cut, the first layoffs under new owner Byron Allen, and executive editor Kate Palmer is leaving

More News

Earlier Picks

Jason Nelson / Decrypt:
Caltech says it built the world's largest neutral-atom quantum computer, with 6,100 qubits, 13 second coherence, 10x longer than previously, and 99.98% accuracy
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