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 22 Aug.
Staying ahead in the age of AI
Discover how leaders can build AI-ready organizations using clear strategy, training, governance, and accelerated innovation.
CUGA on Hugging Face: Democratizing Configurable AI Agents
Open the source for the full engineering note.
Improved Gemini audio models for powerful voice experiences
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How to Make and Use Custom Emoji on Discord
Emojis on Discord are special — you can make a little picture out of almost any symbol, in-joke, or bizarre late-night inspiration.
How We Used Codex to Ship Sora for Android in 28 Days
OpenAI shipped Sora for Android in 28 days using Codex. AI-assisted planning, translation, and parallel coding workflows helped a nimble team deliver rapid, reliable development.
BBVA and OpenAI collaborate to transform global banking
BBVA is expanding its work with OpenAI through a multi-year AI transformation program, rolling out ChatGPT Enterprise to all 120,000 employees. Together, the companies will develop AI solutions that enhance customer interactions, streamline operations, and help build an AI-native banking experience.
BNY builds “AI for everyone, everywhere” with OpenAI
BNY uses OpenAI to expand AI adoption enterprise-wide through Eliza, where 20,000+ employees build AI agents that improve efficiency and client outcomes.
New in llama.cpp: Model Management
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Advancing science and math with GPT-5.2
GPT-5.2 is OpenAI’s strongest model yet for math and science, setting new state-of-the-art results on benchmarks like GPQA Diamond and FrontierMath. This post shows how those gains translate into real research progress, including solving an open theoretical problem and generating reliable mathematic...
Deepening our partnership with the UK AI Security Institute
Google DeepMind and UK AI Security Institute (AISI) strengthen collaboration on critical AI safety and security research
Litestream VFS
I’m Ben Johnson, and I work on Litestream at Fly.io. Litestream is the missing backup/restore system for SQLite. It’s free, open-source software that should run anywhere, and you can read more about it here. Again with the sandwiches: assume we’ve got a SQLite database of sandwich ratings, and we’ve...
Update to GPT-5 System Card: GPT-5.2
GPT-5.2 is the latest model family in the GPT-5 series. The comprehensive safety mitigation approach for these models is largely the same as that described in the GPT-5 System Card and GPT-5.1 System Card. Like OpenAI’s other models, the GPT-5.2 models were trained on diverse datasets, including inf...
Ten years
OpenAI reflects on ten years of progress, from early research breakthroughs to widely used AI systems that reshaped what’s possible. We share lessons from the past decade and why we remain optimistic about building AGI that benefits all of humanity.
Introducing GPT-5.2
GPT-5.2 is our most advanced frontier model for everyday professional work, with state-of-the-art reasoning, long-context understanding, coding, and vision. Use it in ChatGPT and the OpenAI API to power faster, more reliable agentic workflows.
The Walt Disney Company and OpenAI reach landmark agreement to bring beloved characters to Sora
Disney and OpenAI have reached an agreement to bring more than 200 Disney, Marvel, Pixar and Star Wars characters to Sora for fan-inspired short videos. The agreement emphasizes responsible AI in entertainment and includes Disney’s company-wide use of ChatGPT Enterprise and the OpenAI API.
How Podium is arming 10,000+ SMBs with AI agents
Discover how Podium used OpenAI’s GPT-5 to build “Jerry,” an AI teammate driving 300% growth and transforming how Main Street businesses serve customers.
Codex is Open Sourcing AI models
Open the source for the full engineering note.
Strengthening our partnership with the UK government to support prosperity and security in the AI era
Deepening our partnership with the UK government to support prosperity and security in the AI era
Strengthening cyber resilience as AI capabilities advance
OpenAI is investing in stronger safeguards and defensive capabilities as AI models become more powerful in cybersecurity. We explain how we assess risk, limit misuse, and work with the security community to strengthen cyber resilience.
How Scout24 is building the next generation of real-estate search with AI
Scout24 has created a GPT-5 powered conversational assistant that reimagines real-estate search, guiding users with clarifying questions, summaries, and tailored listing recommendations.
FACTS Benchmark Suite: Systematically evaluating the factuality of large language models
Systematically evaluating the factuality of large language models with the FACTS Benchmark Suite.
OpenAI co-founds Agentic AI Foundation, donates AGENTS.md
OpenAI co-founds the Agentic AI Foundation under the Linux Foundation and donates AGENTS.md to support open, interoperable standards for safe agentic AI.
Launching our first OpenAI Certifications courses
Learn how OpenAI’s new certifications and AI Foundations courses help people build real-world AI skills, boost career opportunities, and prepare for the future of work.
Streaming IoT and event data into Snowflake and ClickHouse
Learn how to stream IoT and event data into Snowflake and ClickHouse using Redpanda
Bringing powerful AI to millions across Europe with Deutsche Telekom
OpenAI is collaborating with Deutsche Telekom to bring advanced, multilingual AI experiences to millions of people across Europe. ChatGPT Enterprise will also be deployed to help employees at Deutsche Telekom improve workflows and accelerate innovation.