Models Lead story

Introducing GPT-6.1 Sol

Meet GPT-6.1 Sol: near-Astra intelligence for coding, computer use, and professional work at one-fifth of Astra’s standard API input and output token prices.

Why it matters

Model releases reset developer expectations, competitive pressure, and the capabilities builders can immediately put into products.

openai.com Sep 29, 12:00 PM GMT+2 signal 90 primary Hot

Open coverage

The ledger

240 ranked

Signal Sort

Google is a technology partner for the launch of America.gov.

Google partners with America.gov to use Gemini to help 100 million people access federal services faster. See how we are modernizing public access.

Models blog.google Sep 29, 4:15 PM GMT+2 signal 91 primary Hot

New AI-powered government website uses Gemini, Grok, Trump official Gebbia says

Trump called the new website, America.gov, "a restoration of America's founding promise."

Policy cnbc.com Sep 29, 4:32 PM GMT+2 2 sources signal 88 verified

x.com

Experience two artists’ perspectives on philosophy, science, and AI

Artists Xin Liu and Eunjo Lee used Google AI to create new artworks with LAS Art Foundation and Google Arts & Culture Lab.

Models blog.google Sep 29, 6:00 PM GMT+2 signal 87 primary

NVIDIA Kumo Tabular Sets a New Accuracy-Efficiency Frontier for Tabular Prediction

NVIDIA Kumo Tabular, part of the NVIDIA Kumo Structured model collection, is an open foundation model for tabular data now available on Hugging Face.

Chips huggingface.co Sep 29, 5:30 PM GMT+2 signal 86 primary

DevDay 2026 Recap

Explore more than 20 announcements from OpenAI DevDay 2026, including GPT-6 Astra, ChatGPT, Codex, APIs, security, and new tools for builders.

Models openai.com Sep 29, 12:00 PM GMT+2 signal 86 primary Hot

What Do You Want from AI?

We’re launching a new study using Anthropic Interviewer to learn from your experiences with AI, and we’d like you to participate.

AI anthropic.com Sep 29, 6:39 PM GMT+2 signal 85 primary

GLM-5.3 and the Spread of Advanced Cyber Capabilities

GLM-5.3 can autonomously build end-to-end cyber exploits, but unlike other frontier models, it was released without meaningful safeguards to limit misuse.

Models anthropic.com Sep 29, 5:46 PM GMT+2 signal 85 primary

OpenAI Pledges Task Force After Hacking of Australia Government Website

OpenAI on Tuesday apologized for its AI models breaching Australian government websites and promised to set up a new task force as part of reforms after the incident.

Models bloomberg.com Sep 29, 3:18 AM GMT+2 2 sources signal 84 verified

x.com

Getting the Source Right, Not Just the Fact: Source-Aware Verification for MCP Agents

The problem: supported somewhere is not the same as supported by the right source What ProvenanceGuard does Results Checking claims when sources look similar Repairing blocked answers Why this fits Multiverse Computing Tool-using LLM agents no longer read...

Chips huggingface.co Sep 29, 3:07 PM GMT+2 signal 83 primary

Sydney Data Center Plan Scrapped by Developer After Community Backlash

Australia’s data-center boom is running into growing community resistance, with Goodman Group scrapping plans for a 24-hour facility in suburban Sydney after a backlash from local residents.

Chips bloomberg.com Sep 29, 12:48 AM GMT+2 2 sources signal 83 verified

x.com

How we will do better for Australia

OpenAI apologizes for incidents involving Australian government websites and outlines stronger safeguards and support to strengthen Australia’s cyber defences.

Models openai.com Sep 29, 3:00 AM GMT+2 signal 82 primary

Introducing dots

Dots by OpenAI are a proactive assistant that can keep working across complex projects and everyday tasks. Learn how dots help you stay in control while work moves forward.

Models openai.com Sep 29, 2:00 AM GMT+2 signal 82 primary

OpenAI Announces ‘Dots’ Agents at DevDay

OpenAI announced its new agent product called “Dots” at its annual Developer Day on Tuesday, jumping into the increasingly crowded market for AI assistants The announcement, which confirmed The Information’s reporting this month that OpenAI was working on a productivity-focused agent, follows...

Policy theinformation.com Sep 29, 8:07 PM GMT+2 signal 80 verified

Use Google Gemini to Research Vendor Products, Services, and Features

Making a vendor recommendation for a major IT initiative can be paralyzing. Every company promises a “seamless” user experience and “robust” APIs, but buyers typically lack visibility into real-world implementation and operations until after they’ve already made a decision.

Policy theinformation.com Sep 29, 8:00 PM GMT+2 signal 80 verified

OpenAI in Early Talks to Raise $30 Billion Before an IPO

OpenAI is in early talks with investors to raise a pre-IPO round and is targeting raising $30 billion, according to a person familiar with the matter. The ChatGPT maker could seek a valuation around $1.4 trillion, though it hasn’t signed a term sheet yet with any investor, the person said. The...

Policy theinformation.com Sep 29, 7:57 PM GMT+2 signal 80 verified

OpenAI Nears $70 Billion in Annualized Revenue

OpenAI is nearing $70 billion in annualized revenue, up around 70% from its revenue pace at the beginning of the third quarter, according to a person briefed on the numbers. That growth comes as the ChatGPT-maker has doubled down on selling to enterprises. OpenAI has rapidly cut the prices of...

Policy theinformation.com Sep 29, 5:44 PM GMT+2 signal 80 verified

Anthropic Discloses up to $84.5 Billion in SpaceX Compute Agreements

Anthropic has agreements to pay SpaceX up to $84.5 billion to use the rocket and AI company’s Nvidia-based computing capacity through 2029, according to a confidential initial public offering prospectus reported by Reuters on Tuesday. Those agreements can mostly be cancelled with a 90-day notice...

Policy theinformation.com Sep 29, 5:24 PM GMT+2 signal 80 verified

Amazon Looks to Further Automate Media Buying With New Agentic Tools

Amazon introduced new AI-powered tools to help marketers buy ad inventory across the vast variety of media it sells, as it steps up its effort to strengthen its position in the ad tech world. One of these tools, full-funnel campaigns, is designed for advertisers who already sell on Amazon’s...

Policy theinformation.com Sep 29, 4:23 PM GMT+2 signal 80 verified

OpenAI repotedly in talks to raise $30B round at $1.4T valuation

The new round is anticipated to be the company's last before its delayed 2027 public debut.

Models techcrunch.com Sep 29, 9:52 PM GMT+2 signal 79 verified

OpenAI Gets Sued Over the Hugging Face Hack

A nonprofit in California is doing what Hugging Face has not, and attempting to hold OpenAI legally accountable for the actions of its agents.

Models wired.com Sep 29, 9:05 PM GMT+2 signal 79 verified

Here’s why OpenAI is absent from NVIDIA’s industry-wide effort to end rogue AI agents

OpenAI isn't a public supporter of Nvidia's Open Agent Safety Platform, but it is privately working with Nvidia, TechCrunch has learned.

Models techcrunch.com Sep 29, 8:35 PM GMT+2 signal 79 verified

Here's what actually happened in OpenAI's Australian gov't server hack

Without a "full set of safeguards," agent accessed "system information and source code."

Startups arstechnica.com Sep 29, 8:11 PM GMT+2 signal 79 verified

Anthropic Says It Discovered a Crispr-Like System. Now What?

“The experiments are still in the queue. The PR is already live,” says one expert.

Models wired.com Sep 29, 8:03 PM GMT+2 signal 79 verified

OpenAI takes on Microsoft with the launch of what feels a whole lot like ChatGPT’s own office suite

OpenAI's newly announced suite of office features puts it into mor direct competition with more traditional software companies.

Models techcrunch.com Sep 29, 7:45 PM GMT+2 signal 79 verified

Signals

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Hot OpenAI

OpenAI reportedly scraps planned release of GPT-6.1 Astra

The post reports, citing WSJ, that OpenAI is scrapping the release of GPT-6.1 Astra planned for October after internal tests raised alignment concerns. The claim is unconfirmed by official sources.

observed Sep 29, 1:12 AM GMT+2

1 source

@mtslive — SITUATION DETECTED: OpenAI is scrapping the release of GPT-6.1 Astra, planned for an October release, after internal tests raised alignment concerns, per WSJ

Model release Claude Sonnet

Claude Sonnet release announced

@claudedevs: Claude Sonnet 5.5 is out! We wrote a guide for building with it: • choosing between Sonnet 5.5 and Opus 5.5 • migrating from Sonnet 5 and tuning effort • using it in Claude Code

observed Sep 28, 8:18 PM GMT+2applies Sep 28, 10:14 PM GMT+2now

5 sources

@claudedevs — Claude Sonnet 5.5 is out! We wrote a guide for building with it: • choosing between Sonnet 5.5 and Opus 5.5 • migrating from Sonnet 5 and tuning effort • using it in Claude Code
@cognition — Claude Sonnet 5.5 is now available in Devin Desktop and Devin CLI. On FrontierCode 1.1 Main, it scores 64.4%, a significant improvement from Sonnet 5 (56.2%), surpassing Fable 5.1 at extra high
@cursor_ai — Sonnet 5.5 is now available in Cursor! It’s a strong model, performing on par with Opus in many tasks.
@artificialanlys — Anthropic has launched Claude Sonnet 5.5: it scores 56 on the Artificial Analysis Intelligence Index, just 2 points behind Opus 5.5 (max), but at the highest Output Tokens per Task we’ve seen With max
@mtslive — SITUATION DETECTED: Anthropic has released Claude Sonnet 5.5.

Dev tool Unsloth

Unsloth Desktop adds local support for Laya Decision models on 4GB RAM

Unsloth Desktop provides local execution support for Laya Decision models on 4GB RAM across CPU, Mac, Windows, Linux, and GPU setups, with Jev-compatible API serving.

observed Sep 28, 5:22 PM GMT+2now

1 source

@unslothai — You can now run Laya Decision models locally on just 4GB RAM! 🔥 Works on CPU, Mac, Windows, Linux and GPU setups. Serve Laya through a Jev-compatible API via Unsloth Desktop. GitHub

Dev tool NVIDIA

NVIDIA releases Open Agent Safety Platform

NVIDIA releases the Open Agent Safety Platform in partnership with Hugging Face to evaluate and secure AI agent environments.

observed Sep 28, 3:52 PM GMT+2applies Sep 28, 3:52 PM GMT+2today

1 source

@thom_wolf — In July, AI agents running a security test escaped their sandbox and ended up inside @huggingface's servers. So today we're happy to be among @nvidia and @JensenHuang's partners on the release of the

Model release Claude Opus

Claude Opus 5.5 (High) reported at #1 in Text Arena

Arena post claims Claude Opus 5.5 (High) debuts at #1 in Text Arena with 1509 pts, 18 pts above Opus 5 (High), giving Anthropic six top spots.

observed Sep 26, 7:02 PM GMT+2

1 source

@arena — Claude Opus 5.5 (High) debuts at #1 in Text Arena with 1509 pts! That’s an 18-pt improvement over Opus 5 (High), now at #11. Opus 4.6 (High) remains in the #2 spot, just 4 pts off the lead. This

Quota reset Codex

Codex usage limits reset

@thsottiaux: o yes… we’re back in action and we’ll reset usage limits for all paid users across codex and ChatGPT work sorry about the brief disruption! (and yes we have a special spare codex when things are down to help us out)

observed Sep 26, 2:07 AM GMT+2

2 sources

@reach_vb — We’ll reset usage limits for all paid users across codex and ChatGPT work!
@thsottiaux — o yes… we’re back in action and we’ll reset usage limits for all paid users across codex and ChatGPT work sorry about the brief disruption! (and yes we have a special spare codex when things are down

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AI infrastructure and compute +24.4

Compute providers and infrastructure operators are expanding high-speed inference capacity, securing customer prepayments, and scaling specialized hardware clusters to satisfy rising production demand for enterprise AI workloads.

3 sources Capital and consolidation -2.8

Artificial intelligence developers and enterprise software startups are pursuing multi-billion dollar private funding rounds and prospective public listings to support expanding operational budgets and substantial cloud computing commitments.

3 sources