Techmeme
September 30, 2025, 4:10 AM

Top News

Anthropic:
Anthropic debuts Claude Sonnet 4.5, saying 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:
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:
Wall Street Journal:
Filing: YouTube will pay $24.5M to settle a 2021 Trump lawsuit over suspending his account after January 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 …
Electronic Arts:
CNBC:
A US 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 …
Ana Ionova / New York Times:
How Brazil's Pix digital payment system, adopted by 80%+ of citizens, became a target of the Trump administration, which says it unfairly undercuts US companies  —  Brazil's fast and free homegrown digital payment system, PIX, has become wildly popular.  The Trump administration says it unfairly undercuts U.S. companies.
More: Business Today and The Week
X: @brij and @bgurley
Bluesky: @ddayen and @piyushmittal.  Forums: r/neoliberal
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.
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.
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

Sponsor Posts

Subquadratic:
Subquadratic: the LLM built for 12M-token reasoning  —  SubQ can reason across entire codebases and document sets in one pass with no RAG workarounds.  Read how SubQ 1.1 Small holds near-perfect retrieval out to 12M tokens.
Will Reed:
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Zoho:
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IDrive:
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Command Line:
Beyond violation rates: Are your AI evaluations measuring the right things?  —  A generative AI application can pass 95 out of 100 tests and still have important gaps.  If those tests concentrate on the same few behaviors …

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More News

Ryan Whitwam / Ars Technica:
Bernard Goyder / Bloomberg:
Suzi Ring / Financial Times:
Bloomberg:

Earlier Picks

Tom Warren / The Verge:
Saritha Rai / Bloomberg:
Reece Rogers / Wired:
Bloomberg:
Dominic Chopping / Wall Street Journal: