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You know how in certain books, the first word starts with a giant, stylized capital letter? As it turns out, those big, fancy letters can be a glitch-causing nightmare for screen-reading programs for the visually-impaired.   
Jaxsen Day, a visually-impaired PhD student at the University of Texas Austin, says the fancy-letter issue is just one example of the many problems faced by modern accessibility tools. 

Jaxsen used ChatGPT and Codex to solve a lot of those issues, building himself custom w

There are many futures. Which do you want to build?

Astra vs. designing a house From a Blender scene to a Unreal Engine 5 walkable experience. 💡: X/Dimillian

Astra vs. a slides presentation From developing initial concepts and organizing information into structured outlines to generating slide-by-slide content, refining layouts, and producing a cohesive final deck.

Astra vs. real-world hardware What would it take for AI to design the hardware our software runs on? This project explores a piece of that challenge: a gigabit Ethernet switch that moves data between connected devices.

Sam Altman on AI consciousness. 🎥: @matthewberman

Keep sensitive conversations out of view with Locked Chats in ChatGPT. Move chats out of your regular history and search into a protected space you can unlock with a PIN on web and desktop, or a PIN, Face ID, Touch ID, or device unlock on supported mobile devices. New messages sent in locked chats won't update the memory used in your regular chats. Rolling out starting today to Free, Go, Plus, Pro, Business, Enterprise, and Edu plans.

She said her pinky fingers, “weren’t bending in the morning and night.” Then came heart palpitations, and what seemed like acid reflux. She was never sick like this – something was deeply…off. 

A specialist told her she had rheumatoid arthritis. She tried to push on—she felt too young for arthritis. But in September, excruciating stomach pain drove her to seek answers. 

Lauren had used ChatGPT before, but only for her work running a marketing business. She began entering her symptoms and blood

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Jalapeño, our first AI chip, is included in TIME’s Best Inventions of 2026 list. “We’re honored that TIME has recognized Jalapeño, our first AI-acceleration chip, which is designed to bring useful AI to more people more efficiently. As demand for AI grows, we’ll continue innovating across our full stack from model to silicon to make AI's benefits widely accessible.” — Richard Ho, VP Hardware #TIMEBestInventions

Real-time grammar corrections with GPT-Live

GPT-5.6 Sol, Terra, and Luna, are rolling out now to everyone, everywhere ChatGPT is available.