OpenAI News
Creative writing with GPT-5
Learn how GPT-5 assists with creative writing.
Topics: Models
Entities: Models
Concept
Models
OpenAI News
Medical research with GPT-5
Learn how GPT-5 is used for medical research.
Topics: Models
Entities: Models
OpenAI News
GPT-5: Our best model for work
Watch a GPT-5 demo for work showing how the model can analyze feedback, create a product plan and prototype, and summarize next steps.
Topics: Models
Entities: Models
OpenAI News
GPT-5 System Card
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 lightweight versions like gpt-5-thinking-nano, optimized for different tasks and developer use.
Topics: Models
Entities: Models
OpenAI News
Introducing GPT-5
We are introducing GPT‑5, our best AI system yet. GPT‑5 is a significant leap in intelligence over all our previous models, featuring state-of-the-art performance across coding, math, writing, health, visual perception, and more.
Topics: Models
Entities: Models
OpenAI News
First look at GPT-5
See how a group of leading developers use GPT-5 for the first time.
Topics: Models
Entities: Models
OpenAI News
From hard refusals to safe-completions: toward output-centric safety training
Discover how OpenAI's new safe-completions approach in GPT-5 improves both safety and helpfulness in AI responses—moving beyond hard refusals to nuanced, output-centric safety training for handling dual-use prompts.
Topics: ModelsInfrastructure
Entities: OpenAIModelsInfrastructure
OpenAI News
Providing ChatGPT to the entire U.S. federal workforce
Today, OpenAI for Government is announcing a new partnership with the U.S. General Services Administration (GSA) to launch a transformative initiative. For the next year, ChatGPT Enterprise will be available to the entire federal executive branch workforce...
Topics: Models
Entities: ChatGPTOpenAIModelsChatGPT Enterprise
OpenAI News
Introducing gpt-oss
We’re releasing gpt-oss-120b and gpt-oss-20b—two state-of-the-art open-weight language models that deliver strong real-world performance at low cost. Available under the flexible Apache 2.0 license, these models outperform similarly sized open models on...
Topics: Models
Entities: Models
OpenAI News
Estimating worst case frontier risks of open weight LLMs
In this paper, we study the worst-case frontier risks of releasing gpt-oss. We introduce malicious fine-tuning (MFT), where we attempt to elicit maximum capabilities by fine-tuning gpt-oss to be as capable as possible in two domains: biology and cybersecurity.
Topics: Models
Entities: Models