Livestream today - OpenAI Browser ChatGPT Atlas @ 10 AM PT

Join us for OpenAI’s livestream 2025-10-21T17:00:00Z

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.

Check out Sam Altman’s intriguing announcement on X:

What could this livestream unveil? We’d love to hear your thoughts.

Don’t miss out on this exciting opportunity to be among the first to find out!

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Something with tabs, apparently! haha

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It’s definitely not a agentic br :upside_down_face:wser :slight_smile:

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Yeah, just a guess from the cryptic tweet with tabs lol

I remember when browsers first got them… and the olden times before heh

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From the cryptic tweet with tabs – with a compass icon LOL

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I missed that. Not surprising lol

  • Chat with any web page
  • Browser memory

My guess is this a stepping stone to creating an OS with AI; think about how Google turned a browser into an OS - ChromiumOS


EDIT

with AI - the AI is built in from the start, it is not bolted on as a after thought.

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what is the difference with the chrome AI button? Why do we need a new browser?

Or whatever devices they’re working on… Browser → OS → Device seems doable…

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Where can i download or use it?

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“Chat! Press F12 for me → find every part of this terrible UI that wastes half the width of my viewport, and kill every instance of border-radius > 0” and buttons that hide until hovered…

Wonder if this dawns a new age of the return of "punch the monkey’.

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#1 Google spot at the moment for “chatgpt atlas” heh

https://chatgpt.com/atlas/get-started/

ETA: From VentureBeat

Atlas, now available globally, can be accessed through Apple’s macOS, with support for Windows, iOS, and Android coming soon. The announcement comes several months after rumors in July that OpenAI would release a web browser that would challenge the dominance of Google’s Chrome.

Kinda weird it’s MacOS before Windoze with the Microsoft partnership…

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Most OAI devs use MacOS.


I am most surprised about the feature set, or hearby lack of a feature set. It looks like the devs threw together this browser on a Sunday afternoon.

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I mean it’s just modified Chromium, I think?

Starting with the Lynx browser in a terminal myself, it’s kinda wild these days. I remember trying to explain to a girlfriend about forward and backward in the text browser. Those were the days.

I kinda agree with @EricGT that this might be headed toward a full OS of some sort eventually. But yeah, better to get it out to their huge userbase with a simpler version to start likely. It’ll be interesting to see if they’re able to capture any marketshare. I don’t even know the recent numbers.

Of course, I thought of privacy too… what are the terms to use the browser, etc.

Sam looked super-tired during the livestream. Gotta be insane running this company!

ETA:

Most popular browsers circa 2025

Source

It doesn’t look like Chromium, it looks like they built it from scratch. I had to build an entire web-browser backend for my Sora app. It would be faster and way easier to build then actually forking Chromium.

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Immensely frustrating that this is Mac only. Windows dominates the desktop market share.

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Hi - Hoping the developer team will see this…

I’m super excited to try out Atlas, though guess I’ll have to wait for Windows or iOS. Initial feedback from the livestream demo:

Agent in Atlas looks amazing and powerful. Since it can complete tasks in a tab while I work in another tab, it would be really helpful if it gave a clear signal when it finishes — for example, a short “ding” sound (like a kitchen timer) and/or a brief visual flash on the tab. Thanks!

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Hey, @DavidPI, welcome to the dev community! I agree it’s kinda odd… maybe a smaller userbase to deal with at first? I dunno.

Hope you stick around. We’ve got a great bunch of people here and a wealth of information. Glad you stopped by!

Welcome, @lays.09-sung, to the dev community. I’ve heard devs do lurk and sometimes post here. We’ve been trying to get Sam Altman here for a very long time now! Haha.

Seriously, though, it does look slick. I’m anxious to give it a spin too, but alas, I am a Windows man ever since corporate stopped paying for new Macs every year.

Glad you stopped by. Hope you stick around. We’ve got a great group of people, and a lot of gems here in threads if you poke around. Again, welcome!