Artificial intelligence · 2025
Stargate compute build-out
A planned $500 billion of US AI data centres over four years.
Announced in January 2025 by OpenAI, SoftBank and Oracle, Stargate began with a site in Abilene, Texas. It marked the move of AI training infrastructure to gigawatt scale, with power supply becoming a main constraint on progress.
What it built on 4
What it led to 3
Related measurements
The dashed line marks when it first worked.
Training compute of notable AI models Source: Epoch AI, Notable AI Models (CC BY 4.0)
ML hardware FLOP/s per dollar Source: Epoch AI, ML hardware (CC BY 4.0)
Fastest supercomputer Latest: 1.81B GFLOP/s (2025) Source: Our World in Data