LeptonAI H100 Cluster is a large GPU cluster operated by Lepton AI, located in the United States, in the private sector. It came online around August 2024. At that moment it ranked number 81 among known clusters.
It is built on 1,024 NVIDIA H100 SXM5 80GB. That amounts to about 1K H100e of AI compute. The cluster draws roughly 1.46 MW. Its hardware is estimated at $39M.
Epoch AI rates the certainty of this record as likely. This cluster is implied by their blog post. Unclear when it was first operational