Pi 1.0

Today we are shipping Pi 1.0, a hardened, minimal, extensible agent harness, alongside Pi Durable, a new experimental substrate for long-running agentic applications.

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

Context Language Models

Abstract page for arXiv paper 2609.37725: Context Language Models

Car Is a Smartphone on Wheels. Here's Who's Listening

How to speed up the Rust compiler in September 2026

My last post on the Rust compiler’s performance was two months ago and a lot has happened since then.

RacketCon Is Saturday

Pi Durable

Pi Durable is a new experimental package for long-running, durable, and malleable agents that can run anywhere. A tour of what we built and why.

The death of web development education

Rescuing a field from disappearing

RIP, vector database

turbopuffer is pushing the frontier of search. To do that, we have to fundamentally redesign our storage architecture so the vector index is no longer primary.

Bez: Generating a browser engine from specs and tests

The next-generation social coding platform.,A repository on Tangled

ArXiv's Updated Rate Limit Policy

arXiv, and the scientific community at large, are facing a watershed moment. Scholarly publishing is currently changing at a rapid pace, and we are seeing a…,arXiv has updated its rate limit policy for submitters to support fair moderation and encourage quality submissions.

Various Projects Find Hidden SDR Capabilities in ESP32 Microcontrollers

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

We are introducing Clef and Clef-flash, open-source decision models hosted on Workers AI for high-speed classification and agentic workflows. Also launching: a new reinforcement learning platform that allows developers to fine-tune decision models using their own data.

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

Janus is a API router for AI models written in Go and has a Vulkan Model runner - Vibra-Ingenn/Janus

StreetComplete on iOS is now in public beta

This ticket is something like the master ticket to coordinate development on an iOS port of StreetComplete. It replaces #1892 which also included a lot of discussion and research / observation work. TLDR: Have a look at the Project Board...

Lightweight PDF parser with layout, tables, formulas and bounding boxes

Fast, open-source PDF text extraction API. Files never stored. - beatrizalmeidaf/papero-pdf-text-extractor

Cloudflare K2: serverless event streams

Cloudflare K2 is a serverless event streaming service built directly on top of R2 object storage for high-scale data movement and long-term retention. By decoupling producers and consumers at the edge, K2 enables durable, ordered log streams without the operational overhead of traditional broker clusters.