OpenAI and Anthropic share findings from a first-of-its-kind joint safety evaluation, testing each other’s models for misalignment, instr...
Generative AI
How we think about safety for users experiencing mental or emotional distress, the limits of today’s systems, and the work underway to re...
Discover how a specialized AI model, GPT-4b micro, helped OpenAI and Retro Bio engineer more effective proteins for stem cell therapy and...
Generative AI
Discover how Blue J is transforming tax research with AI-powered tools built on GPT-4.1. By combining domain expertise with Retrieval-Aug...
Algorithms & Theory
Discover how MIXI, a leader in digital entertainment and lifestyle services in Japan, uses ChatGPT Enterprise to transform productivity, ...
Learn how DoorDash is scaling AI adoption to empower employees to build, learn, and innovate faster in a conversation with Chief People O...
Generative AI
Generative AI
Built with OpenAI o3, o3-Pro, GPT-4.1, and GPT-5, Basis’ AI agents help accounting firms save up to 30% of their time and expand capacity...
We’ve just sent a letter to Gov. Gavin Newsom calling for California to lead the way in harmonizing state-based AI regulation with nation...
Introducing GPT-5 in our API platform—offering high reasoning performance, new controls for devs, and best-in-class results on real codin...
GPT-5 is OpenAI’s most advanced model—transforming enterprise AI, automation, and workforce productivity in the new era of intelligent work.
Learn how GPT-5 unlocks new possibilities in coding and design.
Learn how GPT-5 assists with creative writing.
Learn how GPT-5 is used for medical research.
This GPT-5 system card explains how a unified model routing system powers fast and smart responses using gpt-5-main, gpt-5-thinking, and ...
We are introducing GPT‑5, our best AI system yet. GPT‑5 is a significant leap in intelligence over all our previous models, featuring sta...
Discover how OpenAI's new safe-completions approach in GPT-5 improves both safety and helpfulness in AI responses—moving beyond hard refu...
Learn how Cursor uses GPT-5.
See how a group of leading developers use GPT-5 for the first time.