Direct Preference Optimization Beyond Chatbots
Direct Preference Optimization Beyond Chatbots Using Rejection Pairs From Your Model's Own Failures In April, we released DharmaOCR, our specialized structured OCR model ( available on Hugging Face )
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Adding MCP Tools to Reachy Mini
Reachy Mini no longer has to look out the window to tell you the weather Below, we look at what a tool is, how profiles control what the robot can use, and the current limits of the remote path. When
A blueprint for democratic governance of frontier AI
OpenAI outlines a blueprint for U.S. governance of frontier AI, proposing a federal framework for safety, resilience, and national security.
Travelers deploys AI-powered claims countrywide with OpenAI
Travelers built an AI-powered Claim Assistant with OpenAI to guide customers through filing claims, provide 24/7 support, and scale operations during peak demand.
Holo3.1: Fast & Local Computer Use Agents
Holo3.1: Fast & Local Computer Use Agents Users want to run the same computer-use capabilities across desktop and mobile environments, with seamless integration with different agent frameworks. They w
Codex is becoming a productivity tool for everyone
The Next Era of Knowledge Work report explores how Codex is transforming productivity through AI-powered research, data analysis, workflow automation, and content creation.
ChatGPT Sites
Create that kind of lightweight website or app with Codex.
Codex for every role, tool, and workflow
Discover new Codex plugins, sites, and annotations that help analysts, marketers, designers, investors, and other teams get more done with AI.
Advancing youth safety and opportunity through global leadership
OpenAI calls for global action on youth AI safety, proposing an international institute to strengthen safeguards, standards, and opportunities for young people.
Building the infrastructure for the Intelligence Age in Michigan
OpenAI breaks ground on a 1GW data center project in Michigan as part of Stargate, building AI infrastructure to expand access, create jobs, and support communities.
Beyond LLMs: Why Scalable Enterprise AI Adoption Depends on Agent Logic
Beyond LLMs: Why Scalable Enterprise AI Adoption Depends on Agent Logic Guides have aided humanity throughout history. Prehistoric civilizations understood that the sun and the moon could be used to n
Introducing Mellum2: A 12B Mixture-of-Experts Model by JetBrains
Introducing Mellum2: A 12B Mixture-of-Experts Model by JetBrains Mellum2 is a 12B-parameter Mixture-of-Experts model trained from scratch on natural language and code. The model activates only 2.5B pa
OpenAI frontier models and Codex are now available on AWS
OpenAI frontier models and Codex are now generally available on AWS, giving enterprises a new path to build with OpenAI through the AWS environments, controls, and procurement workflows they already u
Our views on AI policy and political advocacy
Our approach to AI policy and political advocacy, transparency, support for thoughtful regulation and AI safety, and that no outside political group speaks on the company’s behalf.
“Tech and Tariffs” Campaign: Influence activity targeting US tech policy
OpenAI banned likely PRC-origin accounts using AI to create comments and cartoons about US tech policy, tariffs, and trade restrictions.
“Data Center Bandwagon” Campaign: US-targeted influence activity
OpenAI banned a likely PRC-origin cluster using AI to generate social media content criticizing US data centers and AI infrastructure.
Strengthening societal resilience with Rosalind Biodefense
OpenAI launches Rosalind Biodefense, expanding trusted access to GPT-Rosalind for vetted developers and U.S. government partners advancing biodefense, public health, and pandemic preparedness through
Profiling in PyTorch (Part 1): A Beginner's Guide to torch.profiler
Profiling in PyTorch (Part 1): A Beginner's Guide to torch.profiler What you cannot profile, you cannot optimize. Whether you are trying to squeeze more tokens per second out of a Large Language Model
How Braintrust turns customer requests into code with Codex
How Braintrust engineers use Codex with GPT-5.5 to run experiments and code faster.
A shared playbook for trustworthy third party evaluations
OpenAI shares guidance on third-party AI evaluations, covering how to assess model capabilities, safeguards, and validity for frontier systems.
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