AI Prediction Index

One prediction, on the record

“xAI will have more AI compute than everyone else combined in <5 years.”

Founder and CEO of xAI; CEO of Tesla and SpaceX; owner of X

Posted in response to SemiAnalysis compute rankings; days later Musk announced a third Memphis building taking the Colossus site toward 2 GW, while Epoch AI's tracked 86 AI data centers totalled about 13 GW of IT power as of September 2026.