OpenAI Blog

Unlocking large scale AI training networks with MRC (Multipath Reliable Connection)

OpenAI introduces MRC (Multipath Reliable Connection), a new supercomputer networking protocol released via OCP to…

New ways to buy ChatGPT ads

OpenAI expands ChatGPT ads with a beta self-serve Ads Manager, CPC bidding, and enhanced measurement tools—built to…

Advancing youth safety and wellbeing in EMEA

Explore OpenAI’s European Youth Safety Blueprint and EMEA Youth & Wellbeing Grants, advancing safe, responsible AI for…

OpenAI and PwC collaborate to reimagine the office of the CFO

OpenAI and PwC are partnering to help enterprises use AI agents to automate finance workflows, improve forecasting,…

How OpenAI delivers low-latency voice AI at scale

How OpenAI rebuilt its WebRTC stack to power real-time Voice AI with low latency, global scale, and seamless…

Introducing Advanced Account Security

Introducing Advanced Account Security: phishing-resistant login, stronger recovery, and enhanced protections to…

Where the goblins came from

How goblin outputs spread in AI models: timeline, root cause, and fixes behind personality-driven quirks in GPT-5…

Building the compute infrastructure for the Intelligence Age

OpenAI scales Stargate to build the compute infrastructure powering AGI, adding new data center capacity to meet…

Cybersecurity in the Intelligence Age

OpenAI outlines a five-part action plan for strengthening cybersecurity in the Intelligence Age, focused on…

OpenAI models, Codex, and Managed Agents come to AWS

OpenAI GPT models, Codex, and Managed Agents are now available on AWS, enabling enterprises to build secure AI in their…

Our commitment to community safety

Learn how OpenAI protects community safety in ChatGPT through model safeguards, misuse detection, policy enforcement,…

OpenAI available at FedRAMP Moderate

OpenAI is available at FedRAMP Moderate authorization for ChatGPT Enterprise and the OpenAI API, enabling secure AI…

The next phase of the Microsoft OpenAI partnership

OpenAI and Microsoft announce an amended agreement that simplifies the partnership, adds long-term clarity, and…

An open-source spec for orchestration: Symphony

Learn how Symphony, an open-source spec for Codex orchestration, turns issue trackers into always-on agent…

Choco automates food distribution with AI agents

How Choco used OpenAI APIs to streamline food distribution, boost productivity, and unlock growth—an in-depth customer…

Our principles

Our mission is to ensure that AGI benefits all of humanity. Sam Altman shares five principles that guide our work.

Modeling an AI jobs transition

A new framework analyzes 921 occupations and 148 million U.S. jobs to identify which roles face automation risk,…

GPT-5.5 System Card

Introducing GPT-5.5

This post introduced GPT-5.5, a model built for complex tasks like coding, research, and data analysis across tools.

Everyday work with ChatGPT Work

Learn practical ChatGPT Work workflows for recurring tasks, updates, research, planning, and team operations.

Making ChatGPT better for clinicians

OpenAI makes ChatGPT for Clinicians free for verified U.S. physicians, nurse practitioners, and pharmacists, supporting…

Workspace agents

Learn how to build and use workspace agents in ChatGPT to automate repeatable workflows, connect tools, and streamline…

Speeding up agentic workflows with WebSockets in the Responses API

A deep dive into the Codex agent loop, showing how WebSockets and connection-scoped caching reduced API overhead and…

Introducing workspace agents in ChatGPT

Workspace agents in ChatGPT are Codex-powered agents that automate complex workflows, run in the cloud, and help teams…

Introducing OpenAI Privacy Filter

OpenAI Privacy Filter is an open-weight model for detecting and redacting personally identifiable information (PII) in…

Introducing ChatGPT Images 2.0

ChatGPT Images 2.0 introduces a state-of-the-art image generation model with improved text rendering, multilingual…

Scaling Codex to enterprises worldwide

OpenAI launches Codex Labs, partners with with Accenture, PwC, Infosys, and others to help enterprises deploy and scale…

OpenAI helps Hyatt advance AI among colleagues

Hyatt deploys ChatGPT Enterprise across its global workforce, using GPT-5.4 and Codex to improve productivity,…

Codex for (almost) everything

The updated Codex app for macOS and Windows adds computer use, in-app browsing, image generation, memory, and plugins…

Introducing GPT-Rosalind for life sciences research

OpenAI introduces GPT-Rosalind, a frontier reasoning model built to accelerate drug discovery, genomics analysis,…

Accelerating the cyber defense ecosystem that protects us all

Leading security firms and enterprises join OpenAI’s Trusted Access for Cyber, using GPT-5.4-Cyber and $10M in API…

The next evolution of the Agents SDK

OpenAI updates the Agents SDK with native sandbox execution and a model-native harness, helping developers build…

Trusted access for the next era of cyber defense

OpenAI expands its Trusted Access for Cyber program, introducing GPT-5.4-Cyber to vetted defenders and strengthening…

Enterprises power agentic workflows in Cloudflare Agent Cloud with OpenAI

Cloudflare brings OpenAI’s GPT-5.4 and Codex to Agent Cloud, enabling enterprises to build, deploy, and scale AI agents…

Learn ChatGPT workflows for finance teams

Learn practical ChatGPT workflows for financial analysis, reporting, planning, and decision-ready communication.

AI fundamentals

Learn what AI is, how it works, and how tools like ChatGPT use large language models. A clear, beginner-friendly guide…