Capitalist Letters

Capitalist Letters

More Compute, Please.

Even the most optimistic estimates underplayed the compute we need.

Oguz Erkan's avatar
Oguz Erkan
Apr 15, 2026
∙ Paid

“As fast as we put the capacity in, it's being consumed.” — Andy Jassy, Amazon CEO, said this in Amazon’s Q1 earnings call last year.

Almost a year later, after he said the words above, we read in his annual letter earlier this week that:

  • Tarinium 2 capacity was sold out.

  • Trainium 3 is almost fully subscribed.

  • A part of Trainium 4 is already reserved.

Not ju…

This post is for paid subscribers

Already a paid subscriber? Sign in
© 2026 Oguz Erkan · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture