Pi 1.0(earendil.com)
1618 points by sergiotapia | 553 comments
Earendil announces the 1.0 release of Pi, a hardened, minimal, extensible AI agent harness used by hundreds of thousands of people weekly.
Hacker News on
Stories posted this day, by points. Rank history starts with the October 2026 rebuild.
Court agrees with EFF: Utah's VPN law demands a technical impossibility(eff.org)
773 points by hn_acker | 377 comments
EFF blog post reporting that a court agreed with EFF that Utah's VPN law requires a technically impossible measure.
Mike Tomlin spent 12 years building a Minecraft city(nytimes.com)
647 points by CoryOndrejka | 158 comments
The Athletic (New York Times) article about NFL coach Mike Tomlin spending 12 years building a city in Minecraft; the capture shows a captcha page.
StreetComplete on iOS is now in public beta(github.com)
611 points by Snowly | 169 comments
GitHub issue serving as the master ticket coordinating development and testing of an iOS port of the StreetComplete OpenStreetMap editing app.
Clef: Open-weight decision models, and new RL fine-tuning platform(blog.cloudflare.com)
609 points by jasondavies | 213 comments
Cloudflare blog post announcing Clef, a family of open-source decision models, and a new reinforcement learning fine-tuning platform.
Git 3.0's upcoming SHA-256 default will be a costly mistake(blog.gitbutler.com)
536 points by chmaynard | 502 comments
Blog post by Scott Chacon on GitButler's Butler's Log arguing that Git 3.0's switch to SHA-256 as the default hash will be a costly mistake.
Several vulnerabilities have been discovered in the Linux kernel(lwn.net)
529 points by luispa | 380 comments
LWN.net repost of Debian Security Advisory DSA-6528-1, a Linux kernel security update fixing numerous CVEs, dated September 29, 2026.
Frog and Toad and the Increasingly Capable Machines(frogandtoad.ai)
520 points by supermdguy | 118 comments
An illustrated online picture book parodying Frog and Toad, in which the characters deal with increasingly capable machines, written by Elizabeth Van Nostrand.
Pi Durable(earendil.com)
474 points by paulsmith | 65 comments
Earendil announcement of Pi 1.0 alongside Pi Durable, an experimental package for long-running, durable, malleable AI agents that can run anywhere.
FLUX 3 Image(bfl.ai)
426 points by minimaxir | 95 comments
Black Forest Labs product page for FLUX 3 Image, an image generation model marketed with fine-grained pixel control, with links to try it and read docs.
What is going on with ceiling fans(mcmansionhell.com)
392 points by colinprince | 344 comments
A McMansion Hell blog post examining and critiquing the strange state of contemporary commercial ceiling fan design.
SvelteKit 3(svelte.dev)
382 points by sampsn | 164 comments
Svelte team blog post announcing the release of SvelteKit 3.0, with migration via the sv migrate command.
RIP, vector database(turbopuffer.com)
369 points by razin | 102 comments
Turbopuffer blog post announcing its v3 storage architecture, moving beyond a vector-index-centric design toward a generalized search database.
Loss of cell identity drives human aging: Two new papers(erictopol.substack.com)
359 points by bookofjoe | 169 comments
Eric Topol's Ground Truths Substack post discussing new Nature and Cell papers proposing that loss of cell identity drives human aging, as measured by epigenetic clocks.
Show HN: Giving Opus 5.5 a simulated paint canvas(stillwet.art)
354 points by alstonite | 106 comments
Stillwet is a site showing paintings made by an AI model on a simulated paint canvas, with a live studio view of a landscape in progress after Friedrich.
Sites in ChatGPT(chatgpt.com)
335 points by polvi | 323 comments
OpenAI product page for Sites in ChatGPT, a feature that lets users describe, refine, publish, and share websites or apps built with ChatGPT.
Returning from vacation? The government can search your phone without a warrant(arstechnica.com)
334 points by rbanffy | 304 comments
Ars Technica article on the border exemption letting US Customs and Border Protection search travelers' phones without a warrant, tied to an immigration advocate's lawsuit.
Google breaks promise to provide 10 years of updates to Chromebooks(osnews.com)
329 points by speckx | 140 comments
OSNews article reporting that Google is breaking its promise of 10 years of updates for Chromebooks following the launch of its Googlebook platform.
Micron CEO Says Memory Supply Will Be Much Tighter in 2027 and 2028 Than in 2026(techpowerup.com)
310 points by speckx | 360 comments
TechPowerUp news article on Micron's CEO saying memory supply will be much tighter in 2027 and 2028 than in 2026; the page returned a 403 Access Denied error.
Cloudflare K2: serverless event streams(blog.cloudflare.com)
277 points by elffjs | 104 comments
Cloudflare blog post announcing K2, a serverless event streaming product on its Developer Platform, covering usage, comparisons with Queues and Pipelines, and pricing.
Various Projects Find Hidden SDR Capabilities in ESP32 Microcontrollers(rtl-sdr.com)
271 points by nkw | 53 comments
RTL-SDR.com post reporting that several projects, including ESPARGOS, independently discovered hidden SDR capabilities in ESP32 microcontrollers.
How to speed up the Rust compiler in September 2026(nnethercote.github.io)
266 points by trickypr | 157 comments
Nicholas Nethercote's blog post reporting Rust compiler performance improvements from late July to late September 2026, including a 4.57% mean wall-time reduction.
Celebrating the 100th birthday of the kidney donated to him as a teenager(whec.com)
259 points by gscott | 58 comments
News10NBC local news story about a Webster, NY man marking the 100th birthday of the kidney his mother donated to him when he was a teenager.
Ask HN: Who is hiring? (October 2026)
254 points by whoishiring | 252 comments
The monthly Hacker News 'Who is hiring?' thread for October 2026, where companies post job openings with location and remote details.
Automatic Transmission – a data-privacy study of connected vehicles(automatictransmission.khoury.northeastern.edu)
239 points by rafaelc | 199 comments
Project page for Automatic Transmission, a Northeastern University large-scale measurement study of data collection and privacy in the connected-vehicle ecosystem.
Cops Can Bypass iPhone's Automatic Reboot to Get into Locked Phones(404media.co)
224 points by speckx | 182 comments
404 Media article reporting a leaked video claiming police can bypass the iPhone's automatic inactivity reboot to access locked phones, reportedly using GrayKey.
Meta Uses A.I. Data Centers to Avoid Billions in Federal Taxes(nytimes.com)
214 points by gmays | 165 comments
New York Times article on how Meta uses AI data center investments to avoid billions in federal taxes; the capture shows a captcha page.
Using Opus 5.5 to discover a new eyewitness record of the dodo(resobscura.substack.com)
206 points by benbreen | 64 comments
Res Obscura Substack post by Benjamin Breen on using the Opus 5.5 AI model to find a previously unknown eyewitness account of the dodo.
FTC is investigating OpenAI, Anthropic and other AI companies over product risks(cnbc.com)
188 points by dgellow | 131 comments
CNBC news article reporting that the FTC has opened an investigation into OpenAI, Anthropic and other AI companies over potential dangers posed by their products.
Vote on which of Hacker News' challenges for AI have been met(stoppels.ch)
188 points by stabbles | 236 comments
Goalposts is a site collecting past Hacker News comments that set challenges for AI, letting visitors vote on which ones AI has since met.
Turbo Haskell(comonad.com)
188 points by pjmlp | 48 comments
Edward Kmett blog post on The Comonad.Reader titled Turbo Haskell, covering a Haskell compiler for the JVM: borrowing libraries, evaluation and concurrency, SIMD, and tail calls.
GPT-Synopsys: Frontier Intelligence to Revolutionize Chip Design(news.synopsys.com)
186 points by giuliomagnifico | 110 comments
Synopsys press release announcing a multi-year partnership with OpenAI to build GPT-Synopsys, a specialized AI model for chip design integrated with Synopsys EDA tools.
The death of web development education(molily.de)
175 points by ibobev | 130 comments
Blog post by molily arguing that web development education is disappearing as a viable field and discussing how to rescue it, prompted by Baldur Bjarnason's post.
Context Language Models(arxiv.org)
164 points by emersonmacro | 44 comments
arXiv paper introducing Context Language Models, LLMs that natively manage their own context by treating it as an editable file, with benchmarks on agent tasks.
Red Hat being phased out of existence?(techrights.org)
158 points by amcclure | 84 comments
A Techrights blog post by Roy Schestowitz claiming IBM is phasing out the Red Hat brand, as happened with other companies IBM acquired.
Figma restricts MCP access to whitelisted clients, excluding Pi(twitter.com)
158 points by thdr | 93 comments
X post thread where David Soria Parra asks Figma to fix its remote MCP server, which only accepts whitelisted client names like Claude Code and rejects Pi.
C++ Insights – See your source code with the eyes of a Compiler(github.com)
157 points by rramadass | 31 comments
GitHub repository for C++ Insights, a Clang-based tool that shows C++ source code as the compiler sees it, revealing implicit conversions and generated code.
RacketCon Is Saturday(con.racket-lang.org)
154 points by spdegabrielle | 43 comments
Website for the sixteenth RacketCon, a conference about the Racket programming language held October 3-4, 2026 at Oakstop in Oakland, California.
Fuck Android Developer Verification Program(twitter.com)
149 points by 0xcrypto | 44 comments
An X post by a hobbyist developer complaining about Google's Android Developer Verification Program, its $25 fee, and identity requirements for distributing APKs.
CSS Bed: Classless CSS themes to use as starting points in web development(cssbed.com)
148 points by sea-gold | 45 comments
CSS Bed is a gallery of classless CSS themes, letting users preview the same page in each theme and copy a snippet to use one.
To grieve, or not to grieve?(xenaproject.wordpress.com)
142 points by stabbles | 122 comments
A Xena Project blog post by a mathematician reflecting on whether to grieve as AI advances in formalizing mathematics in Lean, following a post about Anthropic and FLT.
ArXiv's Updated Rate Limit Policy(blog.arxiv.org)
140 points by 50kIters | 70 comments
arXiv blog post announcing an updated submission rate limit policy, effective October 1, 2026, in response to AI tools increasing paper submission volumes.
Differences Between `Foldl` and `Foldr`(blog.haskell.org)
128 points by signa11 | 29 comments
Haskell Blog post reproducing Alexis King's explanation of the differences between foldl and foldr, including strict and lazy versions and associativity.
Oxygen-deprived underwater zones may not be “dead zones” but clue to early life(agupubs.onlinelibrary.wiley.com)
121 points by gumby | 18 comments
AGU Advances journal article on Wiley about oxygen-deprived underwater zones as possible analogs for early life; page showed a Cloudflare verification screen.
Ask HN: Who wants to be hired? (October 2026)
110 points by whoishiring | 345 comments
Monthly Hacker News thread for October 2026 where job seekers post their location, remote preference, technologies, résumé and contact details.
Bez: Generating a browser engine from specs and tests(tangled.org)
109 points by nerdypepper | 44 comments
Tangled repository page for bez, a project generating a browser engine from web specifications and test suites, showing files and recent commits.
Tiny Brutalism(placeholders.itch.io)
104 points by abetusk | 27 comments
Itch.io store page for Tiny Brutalism, a $5 downloadable architecture sandbox game for Windows, macOS, and Linux by Placeholders.
Anatomy of a Lean proof for software engineers(agostbiro.net)
103 points by abiro | 33 comments
A blog post walking software engineers through the structure of a Lean proof, using a finite automata problem from a theory of computation textbook.
The first fully implanted cochlear implant reaches patients(spectrum.ieee.org)
96 points by rbanffy | 78 comments
IEEE Spectrum news article on the world's first fully implanted cochlear implant reaching patients, giving round-the-clock hearing with no visible external hardware.
Show HN: Janus – Go binary that runs GGUF models via Vulkan on AMD/Intel/Nvidia(github.com)
92 points by Maverick617 | 17 comments
GitHub repository for Janus, an MIT-licensed AI model API router written in Go with a Vulkan-based runner for GGUF models on AMD, Intel, and Nvidia GPUs.
Show HN: Pyxel – A Python retro game engine with built-in art and sound editors(github.com)
76 points by kitao | 8 comments
GitHub repository for Pyxel, an MIT-licensed retro game engine for Python implemented in Rust, with built-in pixel art, tilemap, sound, and music editors.
Butterflies use optical illusions to dodge predators(essex.ac.uk)
76 points by gmays | 16 comments
University of Essex news release reporting research on how butterflies use optical illusions in their wing patterns to evade predators.
10-year Treasury yield climbs above 5.3% to a level not seen in 24 years(wsj.com)
68 points by kaycebasques | 79 comments
Wall Street Journal article on the 10-year US Treasury yield rising above 5.3%, its highest level in about 24 years.
![Screenshot of openid.net: Identity Management for Agentic AI [pdf] (2025)](https://hn.urlbox.com/shots/renders/2026/10/1/aaa4f090-32f6-4a2b-91c2-1f8da5a2de04.jpg)
Identity Management for Agentic AI [pdf] (2025)(openid.net)
68 points by cgeier | 23 comments
OpenID Foundation whitepaper PDF on identity management, authentication, and authorization challenges for agentic AI systems, edited by Tobin South.
An AI sovereign wealth fund isn't progressive – it's techno-imperialism(ft.com)
68 points by Anon84 | 42 comments
Financial Times opinion piece arguing that an AI sovereign wealth fund is techno-imperialism rather than progressive policy; the page showed a Cloudflare verification error.
Lightweight PDF parser with layout, tables, formulas and bounding boxes(github.com)
64 points by beatrizalmeidaf | 7 comments
GitHub repository for Papero, a fast open-source PDF text extraction API that handles layout, tables, formulas and bounding boxes.
Cities Are Forced to Funnel License Plate Data to a Federal Surveillance Program(404media.co)
64 points by ripe | 15 comments
404 Media article on how cities are required to share automated license plate reader data with the federal HIDTA surveillance program.
ExplainDB: A Database System Built for Understandability(github.com)
64 points by pykello | 8 comments
GitHub repository for ExplainDB, an AGPL-licensed educational database system designed for understandability, with notebooks and tutorials.
SlutCon(thenewcritic.com)
63 points by ekluger | 4 comments
An essay on The New Critic Substack recounting the author's experience attending SlutCon, a conference about dating, flirting, and sexuality.
Page Table Memory Consumption(frn.sh)
57 points by shellpipe | 10 comments
Blog post by Fernando Simões examining page table memory consumption, prompted by Linus Torvalds' 2003 argument for multi-level over hashed page tables.