Related reading
Open-weight models take 56% of token volume, Astra doubles Fable 5.1 spend
Vercel’s September AI Gateway Production Index shows open‑weight models processing 56% of token volume (up from 7% in Dec 2025) while accounting for only 14% of spend. Token price fell 23.2% month‑over‑month. Anthropic’s Opus 5 captured 22.5% of spend, overtaking Fable 5 which dropped to 4.9%. OpenAI’s new GPT‑6 Astra grabbed ~7.7% of total gateway spend in its first 12 days, more than double Ant…
Open-Sourcing Rebalancer: A Generic, High-Performance Library for Solving Assignment Problems
Meta open‑sourced Rebalancer, a library that lets engineers describe assignment problems (objects → bins) via a high‑level spec API, then solves them with either a MIP backend or a highly parallel local‑search engine. It handles millions of objects, solves ~40 M problems daily, and includes a debugging UI.
Facebookfb.com8 minBun Rewrites 535K Lines of Zig into Rust in Four Months, Eliminates Numerous Memory Leaks
Bun, the JavaScript runtime, rewrote its 535K lines of Zig code into Rust in four months using an AI-orchestrated process. This eliminated numerous memory leaks and improved performance, achieving a task estimated to take human engineers a year.
InfoQinfoq.com4 minRecreating Voodoo Graphics and a Late-1990s Gaming PC on an FPGA
The author built zSST, a SystemVerilog recreation of the 3dfx Voodoo 1 graphics chip, and integrated it with a z486 CPU on a Xilinx KV260 to run DOS games with original 3D rendering at 100 MHz. The post details the fixed‑point pipeline, stage breakdown, and memory subsystem needed to sustain one pixel per clock.
Hacker News front pagegithub.io13 minHN18859Building a Linux GPU Driver for the M4 Mac Mini in One Month
Built a clean‑room OpenGL ES 3.0 Linux driver for Apple‑silicon M4/A18 Pro GPUs in ~4 weeks, covering reverse‑engineered firmware ABI, a Rust kernel driver, a custom IR/shader compiler, and user‑space Metal translation; achieved 200 fps Minecraft and WebGL demos, with heavy LLM assistance for debugging and code generation.
Hacker News front pagecodyho.dev15 minHN416281What's been going on in w64devkit the past year
This post details a year of significant updates to w64devkit, a Windows development kit, including enhanced release security with code signing and immutability, and a multilib x64 toolchain. It also introduces new build tools like CMake, Ninja, and Ccache, alongside a custom C11 threads implementation and improvements to Binutils and GCC.
