E
Grok 4 was one of the most expensive AI models to train, by one estimate.
It cost xAI around $490 million, according to a report by AI research institute Epoch AI, which is more than nine times the estimated cost of training Meta’s Llama 3.
What did it take to train Grok 4?
[Epoch AI]
Follow topics and authors from this story to see more like this in your personalized homepage feed and to receive email updates.
Loading comments
Getting the conversation ready...
Most Popular
Most Popular
- Meta’s historic loss in court could cost a lot more than $375 million
- Apple raises the Mac Mini’s starting price
- How the internet’s favorite squirrel dad made the hottest camera app of 2026
- Anker’s discounted 2-in-1 USB-C cable is a great way to spend $15
- Spirit Airlines shuts down after Trump’s war on Iran doubled jet fuel prices











