Posts

Introducing upgrades to Codex

Codex just got faster, more reliable, and better at real-time collaboration a...

Why language models hallucinate

OpenAI’s new research explains why language models hallucinate. The findings ...

Helping people when they need it most

How we think about safety for users experiencing mental or emotional distress...

Scaling accounting capacity with OpenAI

Built with OpenAI o3, o3-Pro, GPT-4.1, and GPT-5, Basis’ AI agents help accou...

gpt-oss-120b & gpt-oss-20b Model Card

We introduce gpt-oss-120b and gpt-oss-20b, two open-weight reasoning models a...

Resolving digital threats 100x faster with OpenAI

Discover how Outtake uses GPT-4.1 and OpenAI o3 to power AI agents that detec...

ChatGPT agent System Card

ChatGPT agent System Card: OpenAI’s agentic model unites research, browser au...

Introducing ChatGPT agent

Introducing ChatGPT agent: it thinks and acts, using tools to complete tasks ...

Intellectual freedom by design

ChatGPT is designed to be useful, trustworthy, and adaptable—so you can make ...

Expanding on what we missed with sycophancy

A deeper dive on our findings, what went wrong, and future changes we’re making.

New in ChatGPT for Business: April 2025

Watch hands-on demos of the lastest in ChatGPT for Business: o3, image genera...

Introducing OpenAI o3 and o4-mini

Our smartest and most capable models to date with full tool access

BrowseComp: a benchmark for browsing agents

BrowseComp: a benchmark for browsing agents.

Moving from intent-based bots to proactive AI agents

Moving from intent-based bots to proactive AI agents.

Early methods for studying affective use and emotion...

An OpenAI and MIT Media Lab Research collaboration.