OpenAI Blog

Teen safety, freedom, and privacy

Explore OpenAI’s approach to balancing teen safety, freedom, and privacy in AI use.

Introducing upgrades to Codex

Codex just got faster, more reliable, and better at real-time collaboration and tackling tasks independently anywhere…

How people are using ChatGPT

New research from the largest study of ChatGPT use shows how the tool creates economic value through both personal and…

Addendum to GPT-5 system card: GPT-5-Codex

This addendum to the GPT-5 system card shares a new model: GPT-5-Codex, a version of GPT-5 further optimized for…

Working with US CAISI and UK AISI to build more secure AI systems

OpenAI shares progress on the partnership with the US CAISI and UK AISI to strengthen AI safety and security.

Statement on OpenAI’s Nonprofit and PBC

OpenAI reaffirms its nonprofit leadership with a new structure granting equity in its PBC, enabling over $100B in…

A joint statement from OpenAI and Microsoft

OpenAI and Microsoft sign a new MOU, reinforcing their partnership and shared commitment to AI safety and innovation.

SafetyKit scales risk agents with OpenAI’s most capable models

Discover how SafetyKit leverages OpenAI GPT-5 to enhance content moderation, enforce compliance, and outpace legacy…

A People-First AI Fund: $50M to support nonprofits

Applications are now open for OpenAI’s People-First AI Fund, a $50M initiative supporting U.S. nonprofits advancing…

Why language models hallucinate

OpenAI’s new research explains why language models hallucinate. The findings show how improved evaluations can enhance…

OpenAI and Greek Government launch ‘OpenAI for Greece’

OpenAI and the Greek Government have launched “OpenAI for Greece” to bring ChatGPT Edu into secondary schools and…

Expanding economic opportunity with AI

OpenAI is launching a Jobs Platform and new Certifications to connect workers with jobs, training, and certifications.…

Vijaye Raji to become CTO of Applications with acquisition of Statsig

Vijaye Raji will step into a new role as CTO of Applications, reporting to CEO of Applications, Fidji Simo, following…

Building more helpful ChatGPT experiences for everyone

We’re partnering with experts, strengthening protections for teens with parental controls, and routing sensitive…

Introducing gpt-realtime and Realtime API updates

We’re releasing a more advanced speech-to-speech model and new API capabilities including MCP server support, image…

Supporting nonprofit and community innovation

OpenAI launches a $50M People-First AI Fund to help U.S. nonprofits scale impact with AI. Applications open Sept 8–Oct…

Collective alignment: public input on our Model Spec

OpenAI surveyed over 1,000 people worldwide on how AI should behave and compared their views to our Model Spec. Learn…

OpenAI and Anthropic share findings from a joint safety evaluation

OpenAI and Anthropic share findings from a first-of-its-kind joint safety evaluation, testing each other’s models for…

Helping people when they need it most

How we think about safety for users experiencing mental or emotional distress, the limits of today’s systems, and the…

Announcing the OpenAI Learning Accelerator

Accelerating life sciences research

Discover how a specialized AI model, GPT-4b micro, helped OpenAI and Retro Bio engineer more effective proteins for…

Blue J’s approach for scaling fast in complex, regulated domains

Blue J scaled to three countries and more than 3,000 firms thanks to focus, domain depth, and the right OpenAI model.

Mixi reimagines communication with ChatGPT

Discover how MIXI, a leader in digital entertainment and lifestyle services in Japan, uses ChatGPT Enterprise to…

Q&A with DoorDash’s CPO, Mariana Garavaglia

Learn how DoorDash is scaling AI adoption to empower employees to build, learn, and innovate faster in a conversation…

OpenAI’s letter to Governor Newsom on harmonized regulation

We’ve just sent a letter to Gov. Gavin Newsom calling for California to lead the way in harmonizing state-based AI…

Scaling accounting capacity with OpenAI

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…

Introducing GPT-5 for developers

Introducing GPT-5 in our API platform—offering high reasoning performance, new controls for devs, and best-in-class…

GPT-5 and the new era of work

GPT-5 is OpenAI’s most advanced model—transforming enterprise AI, automation, and workforce productivity in the new era…

Coding and design with GPT-5

Learn how GPT-5 unlocks new possibilities in coding and design.

Creative writing with GPT-5

Learn how GPT-5 assists with creative writing.

Medical research with GPT-5

Learn how GPT-5 is used for medical research.

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…

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…

First look at GPT-5

See how a group of leading developers use GPT-5 for the first time.

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,…

How Cursor uses GPT-5

Learn how Cursor uses GPT-5.