How Philips is scaling AI literacy across 70,000 employees

Philips is building AI literacy into a company-wide capability, training executives, running use case challenges, and rolling out ChatGPT Enterprise to 70,000+ employees. Read more: https://openai.com/index/philips/

Notion’s rebuild for agentic AI: How GPT‑5 helped unlock autonomous workflows

With OpenAI, Notion became a natively AI-powered workspace. Their integration of GPT-4o, GPT-4o mini, embeddings, and now GPT-5 powers millions of users' workflows, from writing and summarizing to Q&A and task automation. Learn how they rebuilt their system for agentic AI: https://openai.com/index/notion/

From pilot to practice: How BBVA is scaling AI across the organization

Long recognized as one of the world’s most innovative financial institutions, BBVA is applying AI at global scale. We sat down with Antonio Bravo, Global Head of Data & AI and Elena Alfaro, Head of Global AI Adoption, to hear how the bank is scaling AI adoption across teams and business units. Get the full story at https://openai.com/index/bbva-2025/

New personalities in ChatGPT

Say hello to GPT-5.1 and new personalization controls, rolling out to all users this week. 8 unique chat styles (including 3 new ones) are now in your ChatGPT personalization tab, making it easier to set the tone and style that feels right for you in ChatGPT. - Default - Professional - Candid - Quirky - Friendly (formerly Listener) - Efficient (formerly Robot) - Nerdy - Cynical The new chat styles are available in all ChatGPT models.

ChatGPT Atlas and the next era of web browsing — the OpenAI Podcast Ep. 9

How will the internet feel when your browser can actually do things for you? OpenAI’s Ben Goodger and Darin Fisher, whose past work shaped some of the most popular modern browsers, dive into the making of ChatGPT Atlas. They explore how AI changes what a browser can be, from tabs you can talk to, to agents that take over tedious tasks. Learn more about the decisions they made along the way and what’s coming next. Guests: Ben Goodger and Darin Fisher Chapters - 00:00:45 What is Atlas? - 00:03:34 The state of browsers and AI on the web - 00:13:55 Under the hood (https://openai.com/index/building-chatgpt-atlas/) - 00:22:00 Building with AI - 00:33:39 Search in Atlas - 00:41:28 Favorite features - 00:45:23 Side Chat in action - 00:46:59 Real-world wins with agent mode - 00:52:45 Why Chromium? - 01:07:57 Five-year vision - 01:13:11 Power tips and closing remarks

Build Hour: Agent RFT

Agent RFT enables reasoning models to become even more powerful, tool-using agents by training directly on the workflows they will execute in production. By operating on agent rollouts, reasoning models can call tools, generate intermediate reasoning steps, and receive real-time feedback via customer-provided endpoints. This Build Hour will walk through the preparation, infrastructure, and safety oversight to use Agentic RFT. Theophile Sautory (Applied AI) and William Hang (API Engineering) cover: • Improving agent performance with optimization and fine-tuning options • Key differences between Base RFT and Agentic RFT • New additions and how Agent RFT works • Task setup and live demos training with tools • Customer spotlight on Cognition with Sampriti Panda (Research Engineer) • Success stories featuring Ambience, Genspark, Mako, and Rogo • Live Q&A 👉 Agent RFT Interest Form: https://tinyurl.com/agentRFT 👉 Follow along with the code repo: https://github.com/openai/build-hours 👉 Sign up for upcoming live Build Hours: https://webinar.openai.com/buildhours/ 00:00 Introduction 01:34 Intro to Agent RFT 11:12 Task Setup 14:15 Demos: Training with Tools 31:33 Best Practices 35:15 Customer Spotlight: Cognition 44:58 Success Stories 51:16 Summary 52:33 Q&A

Automatic code reviews with OpenAI Codex

Maja Trębacz and Romain Huet show you how to set up Codex to automatically review new pull requests in GitHub and in the Codex CLI, and discuss the research approach we used to train our models to generate quality code reviews. Timestamps: 00:00 Intro 01:23 Automatic code review in GitHub 02:34 Codex code review vs static analysis 03:31 Training models for high-signal code reviews 04:18 How OpenAI uses Codex code review 05:57 Customizing code review with AGENTS.md 06:58 Code reviews in the Codex CLI Try it yourself: Code review: http://chatgpt.com/codex/code-review Learn more: Codex: openai.com/codex Developer docs: https://developers.openai.com/codex/cloud/code-review

Monster Manor by Sora 2

Happy Halloween from Sora and the monsters of Monster Manor. Created using characters, now available in the Sora app.

Introducing: Sora 2 Character Cameos

Now available in the Sora app.

Build Hour: AgentKit

Introducing AgentKit—build, deploy, and optimize agentic workflows with a complete set of tools. This Build Hour demos how to design workflows visually and embed agentic UIs faster to create multi-step tool-calling agents. Samarth Madduru (Solutions Engineering), Tasia Potasinski (Product Marketing), and Henry Scott-Green (Product, Platform) cover: • Build with Agent Builder- a visual canvas based orchestration tool • Deploy with ChatKit- an embeddable, customizable chat UI • Optimize with new Evals capabilities- datasets, trace grading, auto-prompt optimization • Real World Examples from startups to Fortune 500 companies like Ramp, Rippling, HubSpot, Carlyle, and Bain • Live Q&A 👉 AgentKit Docs: https://platform.openai.com/docs/guides/agents/agent-builder 👉 AgentKit Cookbook: https://cookbook.openai.com/examples/agentkit/agentkit_walkthrough 👉 ChatKit Studio: https://chatkit.studio/playground 👉 Sign up for upcoming live Build Hours: https://webinar.openai.com/buildhours/ 00:00 Introduction 04:50 Agent Builder 21:27 ChatKit 24:53 Evals 35:17 Real World Examples

ENEOS Materials accelerates manufacturing productivity with adoption of ChatGPT Enterprise

As one of Japan’s earliest adopters of ChatGPT Enterprise, ENEOS Materials built 1,000+ custom GPTs, achieved 90%+ weekly usage, and saw over 80% of employees report significant workflow gains. These capabilities now speed complex investigations, enhance training effectiveness with data-driven insights, and improve engineering safety and design quality across plants. Read the full story: https://openai.com/index/eneos-materials/

MIXI accelerates secure, organization-wide adoption of ChatGPT Enterprise

MIXI deployed ChatGPT Enterprise to all employees in 45 days, reaching 80%+ weekly usage within three months and creating 1,600+ GPTs. Teams now work faster and more confidently, with some projects cutting work hours by over 90% and cross-functional workflows becoming routine. Read the full story: https://openai.com/index/mixi/

Sam, Jakub, and Wojciech on the future of OpenAI with audience Q&A

Build beautiful frontends with OpenAI Codex

Codex’s multimodal abilities can help you design, iterate, and build beautiful frontends for your apps. Channing Conger and Romain Huet show you how to use Codex cloud as your front-end design partner to build the perfect UI for your app. Timestamps: 00:00 Intro 00:50 Whiteboarding design ideas 01:43 Creating Codex tasks from your phone 02:16 Sketching a new feature 03:00 Different ways to use multimodal features 04:06 Channing’s favorite examples 05:36 Checking in on our tasks 07:30 What Channing and team are building next Try it yourself: Codex cloud: chatgpt.com/codex Learn more: Codex: openai.com/codex Developer docs: https://developers.openai.com/codex/cloud

Intro to scrolling tabs in ChatGPT Atlas

Learn about scrolling tabs in ChatGPT Atlas with Darin Fisher from OpenAI — search across tabs with Cmd+Shift+A, drag-and-drop to reorder, and explore even more tab controls. chatgpt.com/atlas

Work smarter with your company knowledge in ChatGPT

Get answers specific to your business in ChatGPT. Introducing company knowledge — a new way to work with all the context from your connected apps like Slack, SharePoint, Google Drive, and GitHub directly in ChatGPT. Powered by an optimized version of GPT-5, it connects the dots across your tools to give more accurate, cited answers based on what’s actually happening at work — all while keeping your company data private, protected, and in your control. Available today for ChatGPT Business, Enterprise, and Edu. Learn more in our blog: http://openai.com/index/introducing-company-knowledge/

ChatGPT Atlas

📹: @AppleDsign

Introducing ChatGPT Atlas

Introducing our new browser, ChatGPT Atlas. Sam Altman, Will Ellsworth, Adam Fry, Ben Goodger, Ryan O’Rouke, Justin Rushing, and Pranav Vishnu introduce ChatGPT Atlas — our new browser. Now available globally on macOS. Windows, iOS, and Android are coming soon.

Introducing ChatGPT Atlas

Meet our new browser—ChatGPT Atlas. With Atlas, ChatGPT can come with you anywhere across the web—helping you in the window right where you are, understanding what you’re trying to do, and completing tasks for you, all without copying and pasting or leaving the page. Rolling out today to everyone on MacOS. Windows, iOS, and Android are coming soon. Download today at chatgpt.com/atlas

Space with ChatGPT

Find the perfect place and set up your study routine with ChatGPT. 🎧 Music: Following the Feeling by Tommy Newport

OpenAI Codex in your code editor

Use Codex right in your code editor with the new IDE extension for VS Code, Cursor and other forks. In this video, Gabriel Peal and Romain Huet show you how to explore code, implement new features, and brainstorm front-end design ideas for their app. Timestamps: 00:00 Intro 00:45 Exploring the codebase 01:20 Implementing hover states 02:40 Moving tasks to Codex cloud 03:23 Brainstorming new designs with Codex 04:20 How Codex changed Gabriel’s workflow 05:30 Reviewing Codex’s work Try it yourself: VS Code: https://marketplace.visualstudio.com/items?itemName=openai.chatgpt Cursor, Windsurf, others: search OpenAI Codex in the extension directory Learn more: Codex: openai.com/codex Developer docs: developers.openai.com/codex Code for OpenAI.fm: https://github.com/openai/openai-fm

Using OpenAI Codex CLI with GPT-5-Codex

Learn how to use the Codex CLI + GPT-5-Codex in just 5 minutes. In this tutorial, Eason Goodale and Romain Huet show you how to build a multiplayer game with Codex — without writing a single line of code! Timestamps: 00:00 Intro 00:50 Planning the multiplayer implementation 1:38 Using CLI commands 2:55 Implementing the plan 3:31 Deploy the game 4:20 Playing the game To learn more and get started: Codex: openai.com/codex Codex CLI GitHub repo: https://github.com/openai/codex Developer docs: developers.openai.com/codex