1
Grok 4.5
Grok 4.5 is SpaceXSI's smartest model built for coding, agentic tasks, and knowledge work.
xAI
SpaceXSI builds Grok, an AI chatbot with voice chat, image and video generation, real-time search, and advanced reasoning. Try Grok at grok.com.
- Popular posts
- 8
- Total points
- 3,158
- HN comments
- 3,899
- Rank
- #369 company
Visit x.ai → On Hacker News May 2024 – Sep 2026
AI & Machine Learning 8Tech Industry & Business 6Tools & Productivity 1Software Engineering 1
2
Grok 4.6
Grok 4.6 builds on Grok 4.5 with a particular focus on long-running agents and more ambitious interactive and visual work.
3
Grok 4.7
SpaceXSI's most powerful model for coding and knowledge work. Twice as fast, at half the price of comparable models.
4
Grok Code Fast 1
We're thrilled to introduce grok-code-fast-1, a speedy and economical reasoning model that excels at agentic coding.
5
Grok-2 Beta Release
We announce our new Grok-2 and Grok-2 mini models.
6
xAI announces series B funding round of $6B
xAI is pleased to announce our series B funding round of $6 billion.
7
Grok 4.1
Grok 4.1 is now available to all users on grok.com, 𝕏, and the iOS and Android apps. It is rolling out immediately in Auto mode and can be selected explicitly as “Grok 4.1” in the model picker.
8
Grok Build
Now in early beta for all SuperGrok and X Premium Plus subscribers — Grok Build is a new coding agent that runs right from your terminal.