Field Signal · Curated Reading
The Engineering
Signal.
High-signal field notes, architecture teardowns, and engineering writing from 50 publications. A focused reading queue for becoming a stronger end-to-end engineer. Updated 23 Aug.
Expert Council on Well-Being and AI
OpenAI’s new Expert Council on Well-Being and AI brings together leading psychologists, clinicians, and researchers to guide how ChatGPT supports emotional health, especially for teens. Learn how their insights are shaping safer, more caring AI experiences.
Argentina’s AI opportunity
OpenAI and Sur Energy are exploring Argentina’s first Stargate project—an AI and clean energy collaboration that could make Argentina a Latin American leader in artificial intelligence, sustainable infrastructure, and digital innovation.
Cyborg and Redpanda: Secure streaming pipelines for enterprise AI
Stream events from Redpanda Connect into CyborgDB for confidential, real-time Enterprise AI workflows.
Nemotron-Personas-India: Synthesized Data for Sovereign AI
Open the source for the full engineering note.
OpenAI and Broadcom announce strategic collaboration to deploy 10 gigawatts of OpenAI-designed AI accelerators
OpenAI and Broadcom announce a multi-year partnership to deploy 10 gigawatts of OpenAI-designed AI accelerators, co-developing next-generation systems and Ethernet solutions to power scalable, energy-efficient AI infrastructure by 2029.
Arm will be @ PyTorch Conference, Join Us!
Open the source for the full engineering note.
Notes on switching to Helix from vim
Hello! Earlier this summer I was talking to a friend about how much I love using fish, and how I love that I don’t have to configure it. They said that they feel the same way about the helix text editor, and so I decided to give it a try. I’ve been using it for 3 months now and here are a few notes....
HYGH speeds development and campaigns with ChatGPT Business
HYGH speeds up software development and campaign delivery with ChatGPT Business, cutting turnaround times, scaling output, and driving revenue growth.
Defining and evaluating political bias in LLMs
Learn how OpenAI evaluates political bias in ChatGPT through new real-world testing methods that improve objectivity and reduce bias.
From Single-Node to Multi-GPU Clusters: How Discord Made Distributed Compute Easy for ML Engineers
From manual GPU configs to one-command clusters: Join Serrana Aguirregaray and Nathaniel Jenkins as they tell the story of Discord's journey to build a developer-friendly ML infrastructure on Ray for 200M+ monthly active users.
HiBob turns 2,500 GPTs into product and team growth
Discover how HiBob uses ChatGPT Enterprise and custom GPTs to scale AI adoption, boost revenue, streamline HR workflows, and deliver AI-powered features in the Bob platform.
During October, Treat a Friend to Nitro and Trick Out Your Profile for Halloween 🎃
Do you embrace tricks in the Shop or turn them into treats? Trick out your profile with shockingly sweet decorations, or treat your friend to Nitro and earn something for yourself in return!
Kurt Got Got
The $FLY Airdrop is live! Claim your share of the token powering Fly.io’s global network of 3M+ apps and (🤮) own a piece of the sky! We know. Our Twitter got owned. We knew within moments of it happening. We know exactly how it happened. Nothing was at risk other than our Twitter account (and one F...
BigCodeArena: Judging code generations end to end with code executions
Open the source for the full engineering note.
Disrupting malicious uses of AI: October 2025
Discover how OpenAI is detecting and disrupting malicious uses of AI in our October 2025 report. Learn how we’re countering misuse, enforcing policies, and protecting users from real-world harms.
Discord Patch Notes: October 7, 2025
Check out the finer details of the more technical fixes implemented into Discord recently.
3 demos to get started with Redpanda on Apache Iceberg™
Apache Iceberg integration made simple. Get started with three no-fluff demos using Redpanda’s Iceberg Topics. One config. Endless scale.
Codex is now generally available
OpenAI Codex is now generally available with powerful new features for developers: a Slack integration, Codex SDK, and admin tools like usage dashboards and workspace management—making Codex easier to use and manage at scale.
Introducing apps in ChatGPT and the new Apps SDK
We’re introducing a new generation of apps you can chat with, right inside ChatGPT. Developers can start building them today with the new Apps SDK, available in preview.
AMD and OpenAI announce strategic partnership to deploy 6 gigawatts of AMD GPUs
AMD and OpenAI have announced a multi-year partnership to deploy 6 gigawatts of AMD Instinct GPUs, beginning with 1 gigawatt in 2026, to power OpenAI’s next-generation AI infrastructure and accelerate global AI innovation.
Introducing AgentKit, new Evals, and RFT for agents
Today, we’re releasing new tools to help developers go from prototype to production faster: AgentKit, expanded evals capabilities, and reinforcement fine-tuning for agents.
Accelerating AI adoption in Europe
OpenAI and Allied for Startups release the Hacktivate AI report with 20 actionable policy ideas to accelerate AI adoption in Europe, boost competitiveness, and empower innovators.
Understanding the 4 Main Approaches to LLM Evaluation (From Scratch)
Multiple-Choice Benchmarks, Verifiers, Leaderboards, and LLM Judges with Code Examples
With GPT-5, Wrtn builds lifestyle AI for millions in Korea
Wrtn scaled AI apps to 6.5M users in Korea with GPT-5, creating ‘Lifestyle AI’ that blends productivity, creativity, and learning—now expanding across East Asia.
Litestream v0.5.0 is Here
I’m Ben Johnson, and I work on Litestream at Fly.io. Litestream makes it easy to build SQLite-backed full-stack applications with resilience to server failure. It’s open source, runs anywhere, and it’s easy to get started. Litestream is the missing backup/restore system for SQLite. It runs as a side...