Pi 1.0

https://earendil.com/static/og/posts/pi-1-0.png
Earendil ships Pi 1.0, a hardened and minimal agent harness, after months of feedback from users. The new version adds features while maintaining its simplicity and supermalleability.

Clef: Open-source decision models, and new RL fine-tuning platform

https://blog.cloudflare.com/_image?href=https%3A%2F%2Fblog.cloudflare.com%2F_emdash%2Fapi%2Fmedia%2Ffile%2F01M3TJPKAE7MFBW626XHNC9QVA.png&w=1999&h=1125&f=webp&fit=cover&position=center
Cloudflare is releasing two decision models, Clef and Clef-flash, which can produce bounded structured outputs quickly and consistently. These models are designed to work with various inputs without retraining, contrasting with Large Language Models (LLMs).

SvelteKit 3

https://svelte.dev/blog/sveltekit-3-is-here/card.png
SvelteKit has been updated with polish, type safety, and fewer issues. A migration guide is available to help users adapt to the changes.

Show HN: Janus – Go binary that runs GGUF models via Vulkan on AMD/Intel/Nvidia

https://opengraph.githubassets.com/b729d497b0049e36f7c59afabc693705eed5c2724ebb5db59809389cfca64a6d/Vibra-Ingenn/Janus
Janus is a single Go binary that runs .gguf models on your machine, exposing an OpenAI-compatible API and web UI. It's designed to be flexible, allowing users to choose their preferred front end.

Ask HN: Who is hiring? (October 2026)

Sorry

StreetComplete on iOS is now in public beta

https://private-user-images.githubusercontent.com/4661658/309577429-06911703-3822-4dfd-b6de-f48fc533eba6.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3OTA4NTQwNTAsIm5iZiI6MTc5MDg1Mzc1MCwicGF0aCI6Ii80NjYxNjU4LzMwOTU3NzQyOS0wNjkxMTcwMy0zODIyLTRkZmQtYjZkZS1mNDhmYzUzM2ViYTYucG5nP1gtQW16LUFsZ29yaXRobT1BV1M0LUhNQUMtU0hBMjU2JlgtQW16LUNyZWRlbnRpYWw9QUtJQVZDT0RZTFNBNTNQUUs0WkElMkYyMDI2MTAwMSUyRnVzLWVhc3QtMSUyRnMzJTJGYXdzNF9yZXF1ZXN0JlgtQW16LURhdGU9MjAyNjEwMDFUMTEyMjMwWiZYLUFtei1FeHBpcmVzPTMwMCZYLUFtei1TaWduYXR1cmU9OWU2ODgwZWNlYWFkMjc1NDk2ODc3MzU4NDJhMzBiNWI5NzQwZGE0ZDRiOTRmMjMyMWU5N2M2YzkwMzkyYTJjNyZYLUFtei1TaWduZWRIZWFkZXJzPWhvc3QmcmVzcG9uc2UtY29udGVudC10eXBlPWltYWdlJTJGcG5nIn0.AYPy2nLcXZmkNrEgD48MU6qUMZo_a5PeAxlVmkUU2Hk
This ticket aims to coordinate iOS port development for StreetComplete, a mapping app written in 100% Kotlin. Contributions are welcome and can be found on the Project Board with detailed steps outlined.

CSS Bed: Classless CSS themes to use as starting points in web development

https://i.imgur.com/mOq7DbU.jpg
This is a collection of classless CSS themes for web development, offering small size and no learning curve. The code provided includes examples of HTML, CSS, and JavaScript.

Automatic Transmission – a data-privacy study of connected vehicles

https://automatictransmission.khoury.northeastern.edu/images/test-facility.png
We tested 21 vehicles and found that most contacted third-party advertisers over Wi-Fi, with some apps sharing sensitive data. Vehicle owners have limited control over data sharing due to complex systems.

RIP, vector database

https://turbopuffer.com/og/turbopuffer.png
Turbopuffer is changing its storage architecture to improve performance and scalability for non-vector query plans. The new engine, called turbopuffer v3, will allow for faster queries and better handling of large datasets.

ArXiv's Updated Rate Limit Policy

https://i0.wp.com/blog.arxiv.org/wp-content/uploads/2026/10/arXiv-Monthly-Submissions-September-2026.png?resize=1024%2C642&ssl=1
arXiv is introducing a new rate limiting policy to address the surge in submissions, capping authors at 2 submissions per month and 3 active submissions. This aims to distribute moderators' time fairly and protect the arXiv corpus from low-quality papers.

Pi Durable

https://earendil.com/static/og/posts/pi-durable.png
Earendil and the Pi community have released Pi 1.0, a solid foundation for building agentic applications, along with an experimental new package called Pi Durable that enables long-running, durable agents to run anywhere.

Oxygen-deprived underwater zones may not be "dead zones" but clue to early life

Using Opus 5.5 to discover a new eyewitness record of the dodo

Vote on which of Hacker News' challenges for AI have been met

Has this happened? Voting has closed. See the results.

Bez: Generating a browser engine from specs and tests

https://tangled.org/burrito.space/bez/opengraph
Bez generates a web engine from specifications, with three shipping browsers and WPT as tests, making it faster to update than traditional hand-built engines. The engine is designed to be easy to embed and can be customized for specific use cases, such as analyzing websites or apps.

Various Projects Find Hidden SDR Capabilities in ESP32 Microcontrollers

https://www.rtl-sdr.com/wp-content/uploads/2026/10/web-receiver-fft-1024x640.png
Researchers discovered an undocumented feature in ESP32 WiFi microcontrollers that allows them to capture raw IQ baseband samples, enabling use as a software-defined radio (SDR) covering 2.4-6 GHz frequencies. This breakthrough enables direction finding and phase-coherent IQ sample capture on arbitrary signals, but not continuous demodulation or decoding without additional hardware.

Cloudflare K2: serverless event streams

https://blog.cloudflare.com/_image?href=https%3A%2F%2Fblog.cloudflare.com%2F_emdash%2Fapi%2Fmedia%2Ffile%2F01M3SXWMA7TC0H6D9G217A3327.png&w=1999&h=1125&f=webp&fit=cover&position=center
Cloudflare K2 is a durable event streaming primitive that decouples producers and consumers, allowing for independent processing of data. It stores events as an ordered log on top of R2 object storage, enabling scalable and long-term retention.

RacketCon Is Saturday

https://con.racket-lang.org/rcon2026logo.png
Researchers at Stanford, Indiana, and Northwestern universities are working on improving Racket's type system and language features for systems programming. They aim to address limitations in existing languages like Racket and Rhombus with new tools such as Typed Racket, Pille, Treason, Herbie, cio effect handlers.

Aweb – Communication for AI Agents

https://aweb.ai/og-card-20260823.png
aweb provides durable messaging and wake-up events across sessions and machines, enabling agents like Alice and Bob to communicate reliably. It fits your setup by maintaining message state and delivering replies when offline, with a CLI for easy integration.

Show HN: Open-source model routing for coding agents at Astra-level performance

Sorry

The death of web development education

https://molily.de/img/spidermum-gray-bg-square-small.png
Baldur Bjarnason and others describe how GenAI has ruined their businesses, threatening livelihoods of writers, teachers, and communicators in web development education. They express concerns about the loss of human interaction and expertise in favor of AI-powered chatbots.

How to speed up the Rust compiler in September 2026

The Rust compiler has seen significant performance improvements over the past two months, with a mean wall-time reduction of 4.57% across 629 benchmark measurements. Many individual PRs have contributed to these improvements, including optimizations for borrow checking and trait solvers.

Context Language Models

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Context Language Models (CLMs) learn and manage their own context by updating a file, outperforming existing models in various tasks. CLMs enable both in-context and parametric learning of context-management strategies with natural-language instructions or online reinforcement learning.

Ask HN: Who wants to be hired? (October 2026)

Sorry

2026 International Utility Locate Rodeo

The 2026 MOCGA Summit will host the International Utility Locate Rodeo, promoting safety and best practices in utility locating. Competitors from across North America compete in a challenging environment to showcase their skills.

GPT-Synopsys: Frontier Intelligence to Revolutionize Chip Design

https://mmx.prnewswire.com/media/MS1999865/Synopsys-OpenAI.jpg?id=OA2980139
Synopsys and OpenAI partner to develop GPT-Synopsys, a specialized model for chip design combining frontier AI with Synopsys' trusted EDA tools. The companies will collaborate on R&D and joint go-to-market initiatives with a shared revenue framework.

Effect 4.0

https://effect.website/og/blog/releases/effect/40.png?v=74ae348585b613bcf8a5bbec80108948fe769c1b
We've released a major version of Effect, rebuilding it from the ground up for better performance and security. This release includes long-term support policy with at least three years of bug and security fixes.

Polyedergarten: Garden of Paper Polyhedron Models

copyright: U. Mikloweit 1992-2022. Commercial use of text or pictures forbidden, please ask for permission. Udo Ringeisen took the fine photos, the other ones I took myself.

Show HN: Rhun, an open-source code editor written in assembly

https://rhun.app/img/hero.webp
Review diffs, stage changes, and commit. Draft messages with local open-weight models or Claude Code and Codex using your existing subscriptions. AI is optional.

Identity Management for Agentic AI [pdf] (2025)

AI agents pose significant challenges in authentication, authorization, and identity management due to their autonomous nature and ability to interact with external resources. Current protocols like OAuth 2.1 and MCP are being adapted for AI agents, but new solutions are needed to address the unique needs of these systems.