OpenAI to acquire Promptfoo
OpenAI is acquiring Promptfoo, an AI security platform that helps enterprises identify and remediate vulnerabilities in AI systems during development.
AI & Technology
Codex Security: now in research preview
Codex Security is an AI application security agent that analyzes project context to detect, validate, and patch complex vulnerabilities with higher confidence and less noise.
How Descript engineers multilingual video dubbing at scale
Using OpenAI reasoning models, Descript unlocked automatic localization of large content libraries without losing timing or meaning.
How Balyasny Asset Management built an AI research engine
By combining rigorous model evaluation, full-platform use of OpenAI, and agent workflows, Balyasny is reinventing investment research.
Reasoning models struggle to control their chains of thought, and that’s good
OpenAI introduces CoT-Control and finds reasoning models struggle to control their chains of thought, reinforcing monitorability as an AI safety safeguard.
Ensuring AI use in education leads to opportunity
OpenAI shares new tools, certifications, and measurement resources to help schools and universities close AI capability gaps and expand opportunity.
Introducing GPT-5.4
Introducing GPT-5.4, OpenAI’s most most capable and efficient frontier model for professional work, with state-of-the-art coding, computer use, tool search, and 1M-token context.
GPT-5.4 Thinking System Card
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Scaling AI for everyone
Today we’re announcing $110B in new investment at a $730B pre money valuation. This includes $30B from SoftBank, $30B from NVIDIA, and $50B from Amazon.
Introducing the Stateful Runtime Environment for Agents in Amazon Bedrock
Stateful Runtime for Agents in Amazon Bedrock brings persistent orchestration, memory, and secure execution to multi-step AI workflows powered by OpenAI.
Joint Statement from OpenAI and Microsoft
Microsoft and OpenAI continue to work closely across research, engineering, and product development, building on years of deep collaboration and shared success.
An update on our mental health-related work
OpenAI shares updates on its mental health safety work, including parental controls, trusted contacts, improved distress detection, and recent litigation developments.
OpenAI and Amazon announce strategic partnership
OpenAI and Amazon announce a strategic partnership bringing OpenAI’s Frontier platform to AWS, expanding AI infrastructure, custom models, and enterprise AI agents.
OpenAI Codex and Figma launch seamless code-to-design experience
OpenAI and Figma launch a new Codex integration that connects code and design, enabling teams to move between implementation and the Figma canvas to iterate and ship faster.
Pacific Northwest National Laboratory and OpenAI partner to accelerate federal permitting
OpenAI and Pacific Northwest National Laboratory introduce DraftNEPABench, a new benchmark evaluating how AI coding agents can accelerate federal permitting—showing potential to reduce NEPA drafting t
Disrupting malicious uses of AI | February 2026
Our latest threat report examines how malicious actors combine AI models with websites and social platforms—and what it means for detection and defense.
Arvind KC appointed Chief People Officer
OpenAI appoints Arvind KC as Chief People Officer to help scale the company, strengthen its culture, and lead how work evolves in the age of AI.
Why we no longer evaluate SWE-bench Verified
SWE-bench Verified is increasingly contaminated and mismeasures frontier coding progress. Our analysis shows flawed tests and training leakage. We recommend SWE-bench Pro.
Harness engineering: leveraging Codex in an agent-first world
By Ryan Lopopolo, Member of the Technical Staff
Bringing ChatGPT to GenAI.mil
OpenAI for Government announces the deployment of a custom ChatGPT on GenAI.mil, bringing secure, safety-forward AI to U.S. defense teams.
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