GPT-6 Sol and Luna

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OpenAI has introduced GPT-6 Sol and Luna, more cost-efficient models that offer advanced AI capabilities. These models are designed to be used at different scales, rhythms, and budgets, with improved performance in areas such as coding, computer use, and alignment.

Claude Opus 5.5

https://cdn.sanity.io/images/4zrzovbb/website/f4d37a1d1f582f53f4e89440062b649b6273a093-1200x630.jpg
Claude Opus 5.5 has been released with significant improvements in performance, safety, and efficiency, surpassing previous models like Opus 5 and Claude Mythos 5.1 on various benchmarks and tests.

Microsoft killed FoxPro in 2007. Anyway, here's FoxPro revived

https://foxscript.org/screenshots/solution.png
Visual FoxPro stopped at version 9 due to its 32-bit foundation, which limits file handling and memory. A new compiler in Rust compiled to WebAssembly allows for a 64-bit process with improved performance.

OpenAI GPT–6 Astra breaks Enigma message that has resisted solution since 2005

A team led by Carter Leffer used OpenAI's GPT-6 Astra to break a 75-year-old Enigma message, MVUEH, which had resisted solution since 2005. The AI achieved this feat on its own after analyzing the message and using a crib technique, revealing the correct key and plaintext.

'We hacked the FBI:' Hackers say they have data on all FBI employees

https://storage.ghost.io/c/0f/76/0f76b548-bc58-4f25-abc3-3f5ebca07da4/content/images/2023/08/404-joseph-01-1.jpg
A high-profile hacking group called ShinyHunters claims to have breached multiple FBI services, stealing data on all FBI employees and applicants. The stolen data includes personal information such as names, home addresses, phone numbers, and spouse details.

The UV index is not the warm sensation of sunlight on bare skin

https://bear-images.sfo2.cdn.digitaloceanspaces.com/ascii-tweezers/dna_uv_mutation.svg
Sunburn is triggered by DNA damage from UV light absorption, not the warmth of sunlight. The sun's warmth is a result of visible and infrared light heating molecules in skin, unrelated to DNA damage.

SAML: A fractal of bad design

https://blog.trailofbits.com/2026/09/21/saml-a-fractal-of-bad-design/saml-a-fractal-of-bad-design-image-1.svg
SAML authentication protocol is being considered for retirement due to its complexity and security issues, with modern alternatives like OpenID Connect (OIDC) gaining popularity. SAML was designed in the early 2000s but has not received necessary updates, leading to a decline in its adoption.

Claude Opus 5.5 Intelligence, Performance and Price Analysis (Max)

https://artificialanalysis.ai/models/claude-opus-5-5/opengraph-image
Claude Opus 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) is a proprietary model that scores 58 on the Artificial Analysis Intelligence Index and has a context window of 1M tokens.

WordPress: Unauthenticated path traversal leading to conditional RCE

https://opengraph.githubassets.com/0a709104f82717281f48e543b5542acf296bafdb3d15db8cefd2148be6d4d32b/WordPress/wordpress-develop/security/advisories/GHSA-7hp8-65ch-5whp
An unauthenticated attacker can execute arbitrary code on a WordPress site by manipulating the page-template resolution, potentially leading to Remote Code Execution (RCE). The vulnerability affects certain themes and PHP versions.

Unreal Agent

https://unreallabs.ai/assets/blog/unreal-agent/pareto.png
Unreal Labs developed Unreal Agent to improve AI agent efficiency by reducing tool-management overhead, achieving up to 40% cost savings compared to Codex and 20% compared to Pi. The harness allows for asynchronous tool calls, enabling agents to respond quickly and be cost-effective without the need for polling or waiting.

An update on how we confirm your age group on Discord

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Discord is launching a privacy-preserving age assurance solution, automatically placing users into an age group based on account signals. Users 18+ won't be affected, while teens (13-17) will have additional safety protections blocking access to adult content and settings.

Native apps written in TypeScript and CSS

https://opengraph.githubassets.com/334b93ef02d0d14e17e13d33570a90f60b8d2947b89347e4fdd362931952b050/geastack/examples
This repository contains app gallery examples for various platforms, including simulator and embedded targets. It uses a gea manifest in package.json to configure compatibility with different platforms.

ReBarUEFI: Resizable BAR for almost any UEFI system

https://raw.githubusercontent.com/xCuri0/ReBarUEFI/master/rebar.png
A UEFI DXE driver enables Resizable BAR for unsupported systems, improving GPU performance and required for Intel Arc GPUs. It involves modifying firmware, enabling 4G decoding, and using tools like ReBarState to set BAR size.

How did AMD Ryzen get 50% faster in two years?

https://lemire.me/blog/wp-content/uploads/2026/09/ryzen-featured-825x510.jpg
AMD Ryzen 7 processors from 2022 to 2024 have seen significant improvements, with the Zen 5 processor offering a 47% single-core and 58% multi-core speed boost. The new Zen architecture features increased transistors, wider cores, and improved cache sizes.

Did OpenAI solve the wrong Navier-Stokes problem?

https://static.scientificamerican.com/dam/asset/f5a85a12-d9e9-4edc-a45f-cc0b170995cf/water-wall.jpg?m=1790009681.499&w=600
OpenAI claims to have solved the Navier-Stokes problem, but experts question its validity due to an unnatural approach and reliance on a contrived external force. The solution only answers the original formulation of the problem, not the main unsolved issue that mathematicians really care about.

MUNI Heritage Weekend in San Francisco

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The user attended Muni Heritage Weekend 2026 in San Francisco, capturing tram photos with a line scan camera. They shared interesting facts about historic trams like Muni No. 1 and Milan tram, despite some photo failures due to technical issues or background distractions.

OpenAI is well positioned to fast-follow Jev

https://arcturus-labs.com/blog/assets/will-openai-eat-jevs-lunch/hero.jpg
TypeSafe's Jev has taken the AI world by storm with its fast and accurate classification capabilities, but OpenAI may replicate it soon. TypeSafe's training data and reinforcement learning process are their main moat to protect themselves from being copied.

Markdown in /src

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The author proposes using Markdown as a source of truth for software systems, alongside generated code, to capture intent and behavior. This would involve creating a new directory (/src/md) to store human-authored and curated Markdown files that describe the system's behavior.

Show HN: JevBench, a reproducible benchmark for typed decision models

https://benchmarkheaven.com/jev-models/opengraph-image?v=v1.3.0
JevBench v1.3.0 ranks decision models based on Intelligence, Calibration, Speed, and Cost. The top-ranked model is Jev 1.13.0 with a score of 74.4: Intelligence 85.7%, Calibration 82.7%, Speed 83.3%, and Cost $52 per thousand decisions.

The trouble with 'ntile()'

https://blog.djnavarro.net/posts/2026-09-20_the-trouble-with-ntile/index_files/figure-html/unnamed-chunk-3-1.png
The author discusses the limitations of dplyr::ntile() in creating quantile-based bins, particularly when dealing with tied values at break points. The function breaks ties based on row number, leading to non-random and potentially inaccurate results.

George Lucas Returns to Earth, Bearing Gifts

https://commonedge.org/wp-content/uploads/2026/09/lucus-museum-via-lucas-museum-1000x430.jpeg
The Lucas Museum of Narrative Art, designed by MAD Architects, opened in Los Angeles with a diverse collection of 1,300 objects showcasing humanity's stories and artists. The museum features exhibits on Star Wars, comics, and other narrative art forms in a unique blend of architecture and design.

Show HN: Training a model to identify AI web content from structure alone

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers investigated whether AI-generated text can be identified by analyzing structural signatures. They developed a 214-feature instrument that detected AI posts with high accuracy, even after rewording.

16-bit Intel 8088 chip (c. 1985)

https://allpoetry.com/images/allpoetry-black.png
A 40-year-old poem discusses the frustrations of early personal computing, listing incompatible systems and echoing a lifelong disgust with proprietary technology. The poem's switch to a turkey buzzard's mating ritual serves as a commentary on the timeless nature of human experience amidst technological chaos.

Pentagon says overreliance on AI contributed to missile strike on Iran school

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Rabbit Hole: Minimum L-seams

https://storage.ghost.io/c/1b/2e/1b2e7dbb-ac74-48f3-b18d-86f3e8bdb643/content/images/size/w100/2024/11/Me.png
The author is exploring the "Mrs. Perkins' Quilt" problem, where a square of side n is divided into smaller squares with integer side lengths using the fewest squares possible. They are also considering sewing techniques for quilting and have started analyzing data on optimal quilt configurations for various n values.

People hooked on vapes try a new way to quit: cigarettes

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Apple has added persistent 'ads' to iOS, and it's driving users crazy

https://cdn.mos.cms.futurecdn.net/mhKvS6dpjejz6pfpDfKSo9.jpg
iOS users are upset about Apple inserting ads for its own products into the Settings app, with no clear way to disable them. Many have taken to social media and Reddit to express their frustration over the persistent notifications.

There's a high chance of devices being sold with GrapheneOS preinstalled in 2027

@[email protected] @[email protected] @[email protected] @[email protected] There's a high chance of devices being sold with it preinstalled in 2027 but probably not for the initial launch.

Launch HN: Coverage Cat (YC S22) – Umbrella insurance via your personal agent

https://www.coveragecat.com/images/general/med/logo-opengraph.webp
Coverage Cat is a licensed insurance brokerage that compares home, auto, and renters coverage with real broker support. It's available in 5 states and aims to provide honest price ranges through AI-guided intake.

The current balance of power in open models

https://substackcdn.com/image/fetch/$s_!wWSV!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fb5ad5809-771f-438d-b1b8-11a213ca3e69_1999x1006.png
Audio playback is not supported on your browser. Please upgrade. I was recently invited to brief a group of Congressional members and staff on the state of open-weight models in the lens of U.S.-China competition. I’m sharing my prepared remarks as a state of the union on open models that is accessible to a broader audience. Open language models are AI models where their weights are publicly ...