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Greg Brockman Quits OpenAI(twitter.com)
9 points by georgehill | 0 comments
Grok3 Launch [video](x.com)
547 points by travelhead | 1157 comments
An X post from xAI containing a video of the Grok 3 model launch livestream.
iPhone 17 Pro Demonstrated Running a 400B LLM(twitter.com)
689 points by anemll | 314 comments
An X post from @anemll showing a 400B-parameter MoE language model running locally on an iPhone at about 0.6 tokens per second via a Flash-MoE app.
Related stories
Grok3 Launch [video](x.com)
547 points by travelhead | 1157 comments
An X post from xAI containing a video of the Grok 3 model launch livestream.
Grok 4.7(x.ai)
577 points by meetpateltech | 488 comments
Announcement page introducing Grok 4.7, xAI's new model for coding and knowledge work, claimed faster and cheaper than comparable models.
Grok Build is open source(github.com)
560 points by skp1995 | 591 comments
GitHub repository for xAI's Grok Build, an open-source coding agent harness and fullscreen, mouse-interactive, extensible terminal UI under Apache-2.0.
Grok(github.com)
1034 points by pierre | 375 comments
GitHub repository from xAI containing the open release of the Grok language model code and checkpoint loading scripts under Apache-2.0.
![Screenshot of twitter.com: Grok 4 Launch [video]](https://hn.urlbox.com/shots/renders/2025/7/10/13012da8-4e6d-4e7f-9f4f-240f600e1096.jpg)



![Screenshot of x.com: Grok3 Launch [video]](https://hn.urlbox.com/shots/renders/2025/2/18/56132041-c51a-497d-aae8-4216c6402864.jpg)






