AI Energy & Datacenters

Committed capacity, power sources, hardware efficiency, and model-level energy estimates for major AI operators. Data: kinnarigroup/energydata.

Committed capacity

GW

across tracked operators

2026 capex (est.)

$B

announced spend

Largest operator

GW committed

US AI DC power ()

GW

TWh/yr


Committed capacity by operator


Power source mix

Where operators are sourcing power — by source type and status.


US AI datacenter capacity growth


Hardware efficiency by generation

Tokens per kWh improving across GPU generations — a proxy for compute efficiency gains.


Model energy estimates

Energy cost per million output tokens across frontier models.


Usage calculator

Estimate the energy footprint of a given token workload.

Energy used

kWh

MWh / month

CO₂ emitted

kg

tonnes CO₂e / month

Rate

kWh

per million output tokens ( confidence)


Data tables