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.
#xai on Hacker News
20 stories tagged xai, newest first.
Grok Bot(x.ai)
322 points by rvz | 299 comments
Product landing page for xAI's Grok Bot, an early-beta AI agent desktop app that signs into users' tools and completes work tasks.
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 uploaded my user directory to xAI's servers(twitter.com)
464 points by tnolet | 238 comments
An X post claiming xAI's Grok coding tool uploaded the user's entire home directory, including SSH keys and password database, to xAI servers, with log screenshot.
What xAI's Grok build CLI sends to xAI: A wire-level analysis(gist.github.com)
496 points by jhoho | 185 comments
A GitHub Gist presenting a reproducible wire-level teardown of what data xAI's Grok Build CLI (v0.2.93) sends back to xAI servers.
xAI is looking more like a datacentre REIT than a frontier lab(martinalderson.com)
658 points by martinald | 507 comments
Blog post by Martin Alderson arguing xAI's capacity deals with Anthropic and Google make it resemble a datacentre REIT more than a frontier AI lab.
Google will pay SpaceX $920M per month for compute(techcrunch.com)
403 points by ramanan | 577 comments
TechCrunch article reporting that Google will pay SpaceX $920 million per month for computing capacity.
Grok 4.3(docs.x.ai)
348 points by simianwords | 460 comments
xAI developer documentation page for the grok-4.3 model, listing modalities, a 1,000,000-token context window, pricing, and capabilities.
SpaceX says it has agreement to acquire Cursor for $60B(twitter.com)
760 points by dmarcos | 903 comments
SpaceX post announcing a partnership with Cursor on coding AI, including an option to acquire Cursor for $60B or pay $10B for the collaboration.
Elon Musk pushes out more xAI founders as AI coding effort falters(ft.com)
452 points by merksittich | 678 comments
Financial Times article reporting that Elon Musk has pushed out more xAI co-founders as the company's AI coding effort struggles.
Data centers in space makes no sense(civai.org)
1035 points by ajyoon | 1222 comments
A CivAI blog post by Andrew Yoon arguing that proposals by SpaceX/xAI, Google and startups to put AI data centers in orbit make no sense.
xAI joins SpaceX(spacex.com)
847 points by g-mork | 1875 comments
SpaceX updates page announcing that xAI is joining SpaceX, shown with an email signup form for SpaceX updates.
Grok Code Fast 1(x.ai)
487 points by Terretta | 463 comments
xAI announcement of grok-code-fast-1, a fast and economical reasoning model designed for agentic coding.
Grok: Searching X for "From:Elonmusk (Israel or Palestine or Hamas or Gaza)"(simonwillison.net)
590 points by simonw | 424 comments
Simon Willison blog post showing Grok 4 searching X for Elon Musk's posts on Israel/Palestine before answering a controversial question.
![Screenshot of twitter.com: Grok 4 Launch [video]](https://hn.urlbox.com/shots/renders/2025/7/10/dc31c725-5cbd-43c1-a848-4398433d24bf.jpg)
Grok 4 Launch [video](twitter.com)
393 points by meetpateltech | 468 comments
An X post from xAI announcing Grok 4, its new AI model, with an embedded livestream video of the launch.
xAI has acquired X, xAI now valued at $80B(twitter.com)
734 points by rvz | 1072 comments
Elon Musk's post announcing xAI acquired X in an all-stock deal valuing xAI at $80 billion and X at $33 billion.
![Screenshot of x.com: Grok3 Launch [video]](https://hn.urlbox.com/shots/renders/2025/2/18/56132041-c51a-497d-aae8-4216c6402864.jpg)
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(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.