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Codex Security: now in research preview

Codex Security is an AI application security agent that analyzes project context...

OpenAI to acquire Promptfoo

OpenAI is acquiring Promptfoo, an AI security platform that helps enterprises id...

New ways to learn math and science in ChatGPT

ChatGPT introduces interactive visual explanations for math and science, helping...

Improving instruction hierarchy in frontier LLMs

IH-Challenge trains models to prioritize trusted instructions, improving instruc...

Wayfair boosts catalog accuracy and support speed with ...

Wayfair uses OpenAI models to improve ecommerce support and product catalog accu...

From model to agent: Equipping the Responses API with a...

How OpenAI built an agent runtime using the Responses API, shell tool, and hoste...

Designing AI agents to resist prompt injection

How ChatGPT defends against prompt injection and social engineering by constrain...

Why Codex Security Doesn’t Include a SAST Report

A deep dive into why Codex Security doesn’t rely on traditional SAST, instead us...

Equipping workers with insights about compensation

New research shows Americans send nearly 3 million daily messages to ChatGPT ask...

Introducing GPT-5.4 mini and nano

GPT-5.4 mini and nano are smaller, faster versions of GPT-5.4 optimized for codi...

OpenAI Japan announces Japan Teen Safety Blueprint to p...

OpenAI Japan announces the Japan Teen Safety Blueprint, introducing stronger age...

OpenAI to acquire Astral

Accelerates Codex growth to power the next generation of Python developer tools

How we monitor internal coding agents for misalignment

How OpenAI uses chain-of-thought monitoring to study misalignment in internal co...

Creating with Sora Safely

To address the novel safety challenges posed by a state-of-the-art video model a...

Powering product discovery in ChatGPT

ChatGPT introduces richer, visually immersive shopping powered by the Agentic Co...