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.

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.

Aging may be a program, not a breakdown

https://www.quantamagazine.org/wp-content/uploads/2026/08/Junyue-Cao-cr.Karen-Dias-Lede-scaled.webp
Aging is a complex, programmed process that involves changes in molecular signals and specific cell populations, rather than random decay. Researchers have identified distinct stages of aging with coordinated cellular dynamics across different organs.

16-bit Intel 8088 chip

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.

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.

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.

Writing Rust code that's fast by asking agents to make the code faster

https://minimaxir.com/2026/09/agentic-iteration/zed_prompt.png
The author experimented with using large language models to write faster Rust code, achieving 2-32x speedups over state-of-the-art approaches. They developed a set of constraints and prompts to guide the model's optimization process.

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.

Claude Opus 5.5 Intelligence, Performance and Price Analysis

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.

Show HN: Drop – A rootless Linux sandbox with gVisor support

https://droprun.sh/og-image.png
Install Drop Run agents with --dangerously-skip-permissions to create isolated environments for running programs, containing damage within a sandbox. This setup prevents malicious programs from accessing the host kernel and reduces potential exploits.

Show HN: AI·rete·RAG – a Rete rule engine decides, RAG explains why

ai·rete·rag pairs a Rete rule engine with retrieval-augmented generation: rules decide the what, auditable and repeatable; retrieval explains the why, grounded in your own documents.

Solitaire Alone Together

https://solitairealonetogether.com/og.png
Play solitaire with the rest of the internet.

Can gzip be a language model?

A compressor like gzip can be used for language modeling without neural networks by scoring continuations based on their compressed length. Gzip's DEFLATE algorithm uses a sliding window to find matches and compresses them, allowing it to predict the next bytes in a text prompt.

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.

AMD's random number generator can't generate a 0?

https://board.flatassembler.net/files/amd_no_0_captura_de_tela_20260511_021302_193.png
The author has discovered a bug in AMD's RDRAND and RDSEED instructions, which can't generate the number 0 at a given size.

MiMo v2.6

Introducing the MiMo-V2.6 series: frontier intelligence, all the modalities, built in public.

Show HN: InstinctFlash – Run 5B world-action models in real time on Jetson Thor

https://raw.githubusercontent.com/General-Instinct/InstinctFlash/main/assets/iFlash.png
InstinctFlash now supports RTX 5090 and 4090 with full-source release and benchmarks showing up to 33.78× speedup. Setup includes dedicated profiles, FP8, and WebSocket serving for robotics models.

Spymarks, not Watermarks

https://brand.io/article/spymarks/media/twenty-dollar-watermark.png
Google's SynthID embeds secret signals into images, audio, and video to track users without consent. This technology is part of a growing trend of "spymarks" that can be used to monitor and control individuals' online activities.

One Minute Park

https://oneminutepark.tv/images/hands.png
One Minute Park allows you to visit parks from around the world for one minute each. These are just one minute videos, not webcams. Eventually the project will fill in all the minutes (1440) in a day. So far we have minutes. You can create your own One Minute Park and contribute to the project. Walk around a park until you find a composition. Your scene should be filled with many layers of ...

I asked Meta’s Muse for its filesystem and it sent me 6.8GB

https://mouse.dev/img/blog/muse/fig3.webp
The user discovered internal files and documentation of Meta's Muse AI system, including its Linux environment, skills, and memory storage. The findings raised concerns about potential security risks due to the exposure of sensitive material through ordinary conversations and connected export destinations.

Meta’s Muse has a serious 0-day

https://cdn.arstechnica.net/wp-content/uploads/2026/09/ai-agent-hacking-640x448.jpg
Meta's AI assistant Muse has a zero-day vulnerability allowing local apps and terminal commands to control the agent, raising serious doubts about its security. Amazon has blocked Muse from its site amid concerns over user data privacy and security after a macOS security expert discovered the flaw.

Relativistic raytracing

Relativistic raytracing - h1m3 - Powered by Obsidian Publish.

Teleoperated Humans

The author expects significant changes in the physical world due to AI, particularly "teleoperation" where computers guide people through tasks. This will lead to rapid job displacement and require large-scale redistribution of wealth.

MUNI Heritage Weekend in San Francisco

https://pics.dllu.net/file/dllu-pics/2026-09-19-21-47-51_NECTA0000_6d669236092eb4c7972e4511d8e63111fe263276_238404890f138d2c-600.jpg
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.

Xbox continues its “reset” with dramatic restructuring

https://cdn.arstechnica.net/wp-content/uploads/2024/07/xbox-dominoes-300x169.jpg
Xbox is restructuring its internal studios to reduce independence and improve shared goals, with some teams being merged or taken over by other companies. The company has announced 268 layoffs as part of a plan to strengthen franchises and games through fewer business units.

The Economics of Open-Weight Inference

https://data.ornn.com/opengraph-image
This paper challenges the common assumption that newer NVIDIA GPU generations render older ones obsolete by examining their economic usefulness. Older GPUs can remain competitive and retain a multi-year earning life if they serve suitable workloads competitively.

Transformers Explained Visually

https://poloclub.github.io/transformer-explainer/article_assets/embedding.png
Transformer is a neural network architecture that has revolutionized AI, used in text-generative models like GPT and Llama, and applied to various domains such as audio generation and image recognition. It operates on next-token prediction, using self-attention mechanism to process entire sequences and capture long-range dependencies.

Vacate a drone restriction that criminalized recording immigration agents

https://www.eff.org/files/banner_library/protest-recording-bigboot.jpg
The EFF and ACLU joined forces with other organizations to urge the D.C. Circuit to vacate an FAA drone flight restriction that violates the First Amendment right to record law enforcement. The restriction, which was later rescinded, aimed to ban drones from recording immigration agents and hinder accountability for their actions.

I said no and Apple said yes

https://dbushell.com/assets/images/dbushell-logotype.svg
The author discovered a feature in macOS 15.3 that phoned home with personal data and was unable to turn it off, highlighting the lack of consent in AI technology. The author expresses frustration with Apple's handling of their concerns and criticizes the AI industry for prioritizing profit over user privacy.

I don't want to read what you didn't write

https://storage.ghost.io/c/d3/13/d313bae5-6633-4ef2-8565-d9e72c1a5da1/content/images/size/w2000/2026/09/i-dont-want-to-read-what-you-didnt-write.jpg
The author expresses frustration with the increasing use of AI to generate writing, citing its inability to convey nuance and context. They argue that this approach can lead to unreadable documents and a loss of human connection in communication.